### Bug Summary

File: | epan/dissectors/packet-tls-utils.c
Warning: | line 4908, column 17 Potential leak of memory pointed to by 'handshake_hashed_data.data'

### Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name packet-tls-utils.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -ffp-contract=on -fno-rounding-math -ffloat16-excess-precision=fast -fbfloat16-excess-precision=fast -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/builds/wireshark/wireshark/build -fcoverage-compilation-dir=/builds/wireshark/wireshark/build -resource-dir /usr/lib/llvm-21/lib/clang/21 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/epan/dissectors -isystem /builds/wireshark/wireshark/build/epan/dissectors -isystem /usr/include/mit-krb5 -isystem /usr/include/libxml2 -isystem /builds/wireshark/wireshark/epan -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D WS_BUILD_DLL -D WS_DEBUG -D WS_DEBUG_UTF_8 -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fmacro-prefix-map=/builds/wireshark/wireshark/= -fmacro-prefix-map=/builds/wireshark/wireshark/build/= -fmacro-prefix-map=../= -Wno-format-nonliteral -std=gnu11 -ferror-limit 19 -fvisibility=hidden -fwrapv -fwrapv-pointer -fstrict-flex-arrays=3 -stack-protector 2 -fstack-clash-protection -fcf-protection=full -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /builds/wireshark/wireshark/sbout/2026-01-17-100334-3603-1 -x c /builds/wireshark/wireshark/epan/dissectors/packet-tls-utils.c

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1 | /* packet-tls-utils.c
2 | * ssl manipulation functions
3 | * By Paolo Abeni <paolo.abeni@email.com>
4 | *
5 | * Copyright (c) 2013, Hauke Mehrtens <hauke@hauke-m.de>
6 | * Copyright (c) 2014, Peter Wu <peter@lekensteyn.nl>
7 | *
8 | * Wireshark - Network traffic analyzer
9 | * By Gerald Combs <gerald@wireshark.org>
10 | * Copyright 1998 Gerald Combs
11 | *
12 | * SPDX-License-Identifier: GPL-2.0-or-later
13 | */
14 |
15 | #include "config.h"
16 |
17 | #include <stdlib.h>
18 | #include <errno(*__errno_location ()).h>
19 |
20 | #include <epan/packet.h>
21 | #include <epan/strutil.h>
22 | #include <epan/addr_resolv.h>
23 | #include <epan/expert.h>
24 | #include <epan/asn1.h>
25 | #include <epan/proto_data.h>
26 | #include <epan/oids.h>
27 | #include <epan/secrets.h>
28 |
29 | #include <wsutil/inet_cidr.h>
30 | #include <wsutil/filesystem.h>
31 | #include <wsutil/file_util.h>
32 | #include <wsutil/str_util.h>
33 | #include <wsutil/report_message.h>
34 | #include <wsutil/pint.h>
35 | #include <wsutil/strtoi.h>
36 | #include <wsutil/wsgcrypt.h>
37 | #include <wsutil/rsa.h>
38 | #include <wsutil/ws_assert.h>
39 | #include <wsutil/zlib_compat.h>
40 | #include "packet-ber.h"
41 | #include "packet-x509af.h"
42 | #include "packet-x509if.h"
43 | #include "packet-tls-utils.h"
44 | #include "packet-ocsp.h"
45 | #include "packet-tls.h"
46 | #include "packet-dtls.h"
47 | #include "packet-quic.h"
48 | #if defined(HAVE_LIBGNUTLS1)
49 | #include <gnutls/abstract.h>
50 | #include <gnutls/x509.h>
51 | #include <gnutls/pkcs12.h>
52 | #endif
53 |
54 | /* JA3/JA3S calculations must ignore GREASE values
55 | * as described in RFC 8701.
56 | */
57 | #define IS_GREASE_TLS(x)((((x) & 0x0f0f) == 0x0a0a) && (((x) & 0xff) == (((x)>>8) & 0xff))) ((((x) & 0x0f0f) == 0x0a0a) && \
58 | (((x) & 0xff) == (((x)>>8) & 0xff)))
59 |
60 | /* Section 22.3 of RFC 9000 (QUIC) reserves values of this
61 | * form for a similar purpose as GREASE.
62 | */
63 | #define IS_GREASE_QUIC(x)((x) > 27 ? ((((x) - 27) % 31) == 0) : 0) ((x) > 27 ? ((((x) - 27) % 31) == 0) : 0)
64 |
65 | #define DTLS13_MAX_EPOCH10 10
66 |
67 | /* Lookup tables {{{ */
68 | const value_string ssl_version_short_names[] = {
69 | { SSLV2_VERSION0x0002, "SSLv2" },
70 | { SSLV3_VERSION0x300, "SSLv3" },
71 | { TLSV1_VERSION0x301, "TLSv1" },
72 | { TLCPV1_VERSION0x101, "TLCP" },
73 | { TLSV1DOT1_VERSION0x302, "TLSv1.1" },
74 | { TLSV1DOT2_VERSION0x303, "TLSv1.2" },
75 | { TLSV1DOT3_VERSION0x304, "TLSv1.3" },
76 | { DTLSV1DOT0_VERSION0xfeff, "DTLSv1.0" },
77 | { DTLSV1DOT2_VERSION0xfefd, "DTLSv1.2" },
78 | { DTLSV1DOT3_VERSION0xfefc, "DTLSv1.3" },
79 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
80 | { 0x00, NULL((void*)0) }
81 | };
82 |
83 | const value_string ssl_versions[] = {
84 | { SSLV2_VERSION0x0002, "SSL 2.0" },
85 | { SSLV3_VERSION0x300, "SSL 3.0" },
86 | { TLSV1_VERSION0x301, "TLS 1.0" },
87 | { TLCPV1_VERSION0x101, "TLCP" },
88 | { TLSV1DOT1_VERSION0x302, "TLS 1.1" },
89 | { TLSV1DOT2_VERSION0x303, "TLS 1.2" },
90 | { TLSV1DOT3_VERSION0x304, "TLS 1.3" },
91 | { 0x7F0E, "TLS 1.3 (draft 14)" },
92 | { 0x7F0F, "TLS 1.3 (draft 15)" },
93 | { 0x7F10, "TLS 1.3 (draft 16)" },
94 | { 0x7F11, "TLS 1.3 (draft 17)" },
95 | { 0x7F12, "TLS 1.3 (draft 18)" },
96 | { 0x7F13, "TLS 1.3 (draft 19)" },
97 | { 0x7F14, "TLS 1.3 (draft 20)" },
98 | { 0x7F15, "TLS 1.3 (draft 21)" },
99 | { 0x7F16, "TLS 1.3 (draft 22)" },
100 | { 0x7F17, "TLS 1.3 (draft 23)" },
101 | { 0x7F18, "TLS 1.3 (draft 24)" },
102 | { 0x7F19, "TLS 1.3 (draft 25)" },
103 | { 0x7F1A, "TLS 1.3 (draft 26)" },
104 | { 0x7F1B, "TLS 1.3 (draft 27)" },
105 | { 0x7F1C, "TLS 1.3 (draft 28)" },
106 | { 0xFB17, "TLS 1.3 (Facebook draft 23)" },
107 | { 0xFB1A, "TLS 1.3 (Facebook draft 26)" },
108 | { DTLSV1DOT0_OPENSSL_VERSION0x100, "DTLS 1.0 (OpenSSL pre 0.9.8f)" },
109 | { DTLSV1DOT0_VERSION0xfeff, "DTLS 1.0" },
110 | { DTLSV1DOT2_VERSION0xfefd, "DTLS 1.2" },
111 | { DTLSV1DOT3_VERSION0xfefc, "DTLS 1.3" },
112 | { 0x0A0A, "Reserved (GREASE)" }, /* RFC 8701 */
113 | { 0x1A1A, "Reserved (GREASE)" }, /* RFC 8701 */
114 | { 0x2A2A, "Reserved (GREASE)" }, /* RFC 8701 */
115 | { 0x3A3A, "Reserved (GREASE)" }, /* RFC 8701 */
116 | { 0x4A4A, "Reserved (GREASE)" }, /* RFC 8701 */
117 | { 0x5A5A, "Reserved (GREASE)" }, /* RFC 8701 */
118 | { 0x6A6A, "Reserved (GREASE)" }, /* RFC 8701 */
119 | { 0x7A7A, "Reserved (GREASE)" }, /* RFC 8701 */
120 | { 0x8A8A, "Reserved (GREASE)" }, /* RFC 8701 */
121 | { 0x9A9A, "Reserved (GREASE)" }, /* RFC 8701 */
122 | { 0xAAAA, "Reserved (GREASE)" }, /* RFC 8701 */
123 | { 0xBABA, "Reserved (GREASE)" }, /* RFC 8701 */
124 | { 0xCACA, "Reserved (GREASE)" }, /* RFC 8701 */
125 | { 0xDADA, "Reserved (GREASE)" }, /* RFC 8701 */
126 | { 0xEAEA, "Reserved (GREASE)" }, /* RFC 8701 */
127 | { 0xFAFA, "Reserved (GREASE)" }, /* RFC 8701 */
128 | { 0x00, NULL((void*)0) }
129 | };
130 |
131 | static const value_string ssl_version_ja4_names[] = {
132 | { 0x0100, "s1" },
133 | { SSLV2_VERSION0x0002, "s2" },
134 | { SSLV3_VERSION0x300, "s3" },
135 | { TLSV1_VERSION0x301, "10" },
136 | { TLSV1DOT1_VERSION0x302, "11" },
137 | { TLSV1DOT2_VERSION0x303, "12" },
138 | { TLSV1DOT3_VERSION0x304, "13" },
139 | { DTLSV1DOT0_VERSION0xfeff, "d1" },
140 | { DTLSV1DOT2_VERSION0xfefd, "d2" },
141 | { DTLSV1DOT3_VERSION0xfefc, "d3" },
142 | { 0x00, NULL((void*)0) }
143 | };
144 |
145 | const value_string ssl_20_msg_types[] = {
146 | { SSL2_HND_ERROR0x00, "Error" },
147 | { SSL2_HND_CLIENT_HELLO0x01, "Client Hello" },
148 | { SSL2_HND_CLIENT_MASTER_KEY0x02, "Client Master Key" },
149 | { SSL2_HND_CLIENT_FINISHED0x03, "Client Finished" },
150 | { SSL2_HND_SERVER_HELLO0x04, "Server Hello" },
151 | { SSL2_HND_SERVER_VERIFY0x05, "Server Verify" },
152 | { SSL2_HND_SERVER_FINISHED0x06, "Server Finished" },
153 | { SSL2_HND_REQUEST_CERTIFICATE0x07, "Request Certificate" },
154 | { SSL2_HND_CLIENT_CERTIFICATE0x08, "Client Certificate" },
155 | { 0x00, NULL((void*)0) }
156 | };
157 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
158 | /* Note: sorted by ascending value so value_string-ext can do a binary search */
159 | static const value_string ssl_20_cipher_suites[] = {
160 | { 0x000000, "TLS_NULL_WITH_NULL_NULL" },
161 | { 0x000001, "TLS_RSA_WITH_NULL_MD5" },
162 | { 0x000002, "TLS_RSA_WITH_NULL_SHA" },
163 | { 0x000003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
164 | { 0x000004, "TLS_RSA_WITH_RC4_128_MD5" },
165 | { 0x000005, "TLS_RSA_WITH_RC4_128_SHA" },
166 | { 0x000006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
167 | { 0x000007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
168 | { 0x000008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
169 | { 0x000009, "TLS_RSA_WITH_DES_CBC_SHA" },
170 | { 0x00000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
171 | { 0x00000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
172 | { 0x00000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
173 | { 0x00000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
174 | { 0x00000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
175 | { 0x00000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
176 | { 0x000010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
177 | { 0x000011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
178 | { 0x000012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
179 | { 0x000013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
180 | { 0x000014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
181 | { 0x000015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
182 | { 0x000016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
183 | { 0x000017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
184 | { 0x000018, "TLS_DH_anon_WITH_RC4_128_MD5" },
185 | { 0x000019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
186 | { 0x00001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
187 | { 0x00001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
188 | { 0x00001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
189 | { 0x00001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
190 | #if 0
191 | { 0x00001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
192 | #endif
193 | /* RFC 2712 */
194 | { 0x00001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
195 | { 0x00001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
196 | { 0x000020, "TLS_KRB5_WITH_RC4_128_SHA" },
197 | { 0x000021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
198 | { 0x000022, "TLS_KRB5_WITH_DES_CBC_MD5" },
199 | { 0x000023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
200 | { 0x000024, "TLS_KRB5_WITH_RC4_128_MD5" },
201 | { 0x000025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
202 | { 0x000026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
203 | { 0x000027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
204 | { 0x000028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
205 | { 0x000029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
206 | { 0x00002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
207 | { 0x00002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
208 | /* RFC 4785 */
209 | { 0x00002C, "TLS_PSK_WITH_NULL_SHA" },
210 | { 0x00002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
211 | { 0x00002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
212 | /* RFC 5246 */
213 | { 0x00002f, "TLS_RSA_WITH_AES_128_CBC_SHA" },
214 | { 0x000030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
215 | { 0x000031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
216 | { 0x000032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
217 | { 0x000033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
218 | { 0x000034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
219 | { 0x000035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
220 | { 0x000036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
221 | { 0x000037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
222 | { 0x000038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
223 | { 0x000039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
224 | { 0x00003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
225 | { 0x00003B, "TLS_RSA_WITH_NULL_SHA256" },
226 | { 0x00003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
227 | { 0x00003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
228 | { 0x00003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
229 | { 0x00003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
230 | { 0x000040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
231 | { 0x000041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
232 | { 0x000042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
233 | { 0x000043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
234 | { 0x000044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
235 | { 0x000045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
236 | { 0x000046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
237 | { 0x000047, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
238 | { 0x000048, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
239 | { 0x000049, "TLS_ECDH_ECDSA_WITH_DES_CBC_SHA" },
240 | { 0x00004A, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
241 | { 0x00004B, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
242 | { 0x00004C, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
243 | { 0x000060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
244 | { 0x000061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
245 | { 0x000062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
246 | { 0x000063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
247 | { 0x000064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
248 | { 0x000065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
249 | { 0x000066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
250 | { 0x000067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
251 | { 0x000068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
252 | { 0x000069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
253 | { 0x00006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
254 | { 0x00006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
255 | { 0x00006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
256 | { 0x00006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
257 | /* 0x00,0x6E-83 Unassigned */
258 | { 0x000084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
259 | { 0x000085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
260 | { 0x000086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
261 | { 0x000087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
262 | { 0x000088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
263 | { 0x000089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
264 | /* RFC 4279 */
265 | { 0x00008A, "TLS_PSK_WITH_RC4_128_SHA" },
266 | { 0x00008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
267 | { 0x00008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
268 | { 0x00008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
269 | { 0x00008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
270 | { 0x00008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
271 | { 0x000090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
272 | { 0x000091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
273 | { 0x000092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
274 | { 0x000093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
275 | { 0x000094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
276 | { 0x000095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
277 | /* RFC 4162 */
278 | { 0x000096, "TLS_RSA_WITH_SEED_CBC_SHA" },
279 | { 0x000097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
280 | { 0x000098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
281 | { 0x000099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
282 | { 0x00009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
283 | { 0x00009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
284 | /* RFC 5288 */
285 | { 0x00009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
286 | { 0x00009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
287 | { 0x00009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
288 | { 0x00009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
289 | { 0x0000A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
290 | { 0x0000A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
291 | { 0x0000A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
292 | { 0x0000A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
293 | { 0x0000A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
294 | { 0x0000A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
295 | { 0x0000A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
296 | { 0x0000A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
297 | /* RFC 5487 */
298 | { 0x0000A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
299 | { 0x0000A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
300 | { 0x0000AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
301 | { 0x0000AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
302 | { 0x0000AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
303 | { 0x0000AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
304 | { 0x0000AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
305 | { 0x0000AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
306 | { 0x0000B0, "TLS_PSK_WITH_NULL_SHA256" },
307 | { 0x0000B1, "TLS_PSK_WITH_NULL_SHA384" },
308 | { 0x0000B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
309 | { 0x0000B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
310 | { 0x0000B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
311 | { 0x0000B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
312 | { 0x0000B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
313 | { 0x0000B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
314 | { 0x0000B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
315 | { 0x0000B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
316 | /* From RFC 5932 */
317 | { 0x0000BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
318 | { 0x0000BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
319 | { 0x0000BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
320 | { 0x0000BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
321 | { 0x0000BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
322 | { 0x0000BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
323 | { 0x0000C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
324 | { 0x0000C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
325 | { 0x0000C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
326 | { 0x0000C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
327 | { 0x0000C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
328 | { 0x0000C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
329 | /* 0x00,0xC6-FE Unassigned */
330 | { 0x0000FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
331 | /* 0x01-BF,* Unassigned */
332 | /* From RFC 4492 */
333 | { 0x00c001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
334 | { 0x00c002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
335 | { 0x00c003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
336 | { 0x00c004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
337 | { 0x00c005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
338 | { 0x00c006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
339 | { 0x00c007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
340 | { 0x00c008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
341 | { 0x00c009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
342 | { 0x00c00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
343 | { 0x00c00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
344 | { 0x00c00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
345 | { 0x00c00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
346 | { 0x00c00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
347 | { 0x00c00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
348 | { 0x00c010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
349 | { 0x00c011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
350 | { 0x00c012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
351 | { 0x00c013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
352 | { 0x00c014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
353 | { 0x00c015, "TLS_ECDH_anon_WITH_NULL_SHA" },
354 | { 0x00c016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
355 | { 0x00c017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
356 | { 0x00c018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
357 | { 0x00c019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
358 | /* RFC 5054 */
359 | { 0x00C01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
360 | { 0x00C01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
361 | { 0x00C01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
362 | { 0x00C01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
363 | { 0x00C01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
364 | { 0x00C01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
365 | { 0x00C020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
366 | { 0x00C021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
367 | { 0x00C022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
368 | /* RFC 5589 */
369 | { 0x00C023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
370 | { 0x00C024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
371 | { 0x00C025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
372 | { 0x00C026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
373 | { 0x00C027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
374 | { 0x00C028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
375 | { 0x00C029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
376 | { 0x00C02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
377 | { 0x00C02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
378 | { 0x00C02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
379 | { 0x00C02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
380 | { 0x00C02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
381 | { 0x00C02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
382 | { 0x00C030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
383 | { 0x00C031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
384 | { 0x00C032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
385 | /* RFC 5489 */
386 | { 0x00C033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
387 | { 0x00C034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
388 | { 0x00C035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
389 | { 0x00C036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
390 | { 0x00C037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
391 | { 0x00C038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
392 | { 0x00C039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
393 | { 0x00C03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
394 | { 0x00C03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
395 | /* 0xC0,0x3C-FF Unassigned
396 | 0xC1-FD,* Unassigned
397 | 0xFE,0x00-FD Unassigned
398 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
399 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
400 | */
401 |
402 | /* old numbers used in the beginning
403 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
404 | { 0x00CC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
405 | { 0x00CC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
406 | { 0x00CC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
407 |
408 | /* https://tools.ietf.org/html/rfc7905 */
409 | { 0x00CCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
410 | { 0x00CCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
411 | { 0x00CCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
412 | { 0x00CCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
413 | { 0x00CCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
414 | { 0x00CCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
415 | { 0x00CCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
416 |
417 | /* GM/T 0024-2014 */
418 | { 0x00e001, "ECDHE_SM1_SM3"},
419 | { 0x00e003, "ECC_SM1_SM3"},
420 | { 0x00e005, "IBSDH_SM1_SM3"},
421 | { 0x00e007, "IBC_SM1_SM3"},
422 | { 0x00e009, "RSA_SM1_SM3"},
423 | { 0x00e00a, "RSA_SM1_SHA1"},
424 | { 0x00e011, "ECDHE_SM4_CBC_SM3"},
425 | { 0x00e013, "ECC_SM4_CBC_SM3"},
426 | { 0x00e015, "IBSDH_SM4_CBC_SM3"},
427 | { 0x00e017, "IBC_SM4_CBC_SM3"},
428 | { 0x00e019, "RSA_SM4_CBC_SM3"},
429 | { 0x00e01a, "RSA_SM4_CBC_SHA1"},
430 | { 0x00e01c, "RSA_SM4_CBC_SHA256"},
431 | { 0x00e051, "ECDHE_SM4_GCM_SM3"},
432 | { 0x00e053, "ECC_SM4_GCM_SM3"},
433 | { 0x00e055, "IBSDH_SM4_GCM_SM3"},
434 | { 0x00e057, "IBC_SM4_GCM_SM3"},
435 | { 0x00e059, "RSA_SM4_GCM_SM3"},
436 | { 0x00e05a, "RSA_SM4_GCM_SHA256"},
437 |
438 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
439 | { 0x00E410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
440 | { 0x00E411, "TLS_RSA_WITH_SALSA20_SHA1" },
441 | { 0x00E412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
442 | { 0x00E413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
443 | { 0x00E414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
444 | { 0x00E415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
445 | { 0x00E416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
446 | { 0x00E417, "TLS_PSK_WITH_SALSA20_SHA1" },
447 | { 0x00E418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
448 | { 0x00E419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
449 | { 0x00E41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
450 | { 0x00E41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
451 | { 0x00E41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
452 | { 0x00E41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
453 | { 0x00E41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
454 | { 0x00E41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
455 |
456 | /* these from http://www.mozilla.org/projects/
457 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
458 | { 0x00fefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
459 | { 0x00feff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
460 | { 0x00ffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
461 | { 0x00ffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
462 | /* note that ciphersuites of {0x00????} are TLS cipher suites in
463 | * a sslv2 client hello message; the ???? above is the two-byte
464 | * tls cipher suite id
465 | */
466 |
467 | { 0x010080, "SSL2_RC4_128_WITH_MD5" },
468 | { 0x020080, "SSL2_RC4_128_EXPORT40_WITH_MD5" },
469 | { 0x030080, "SSL2_RC2_128_CBC_WITH_MD5" },
470 | { 0x040080, "SSL2_RC2_128_CBC_EXPORT40_WITH_MD5" },
471 | { 0x050080, "SSL2_IDEA_128_CBC_WITH_MD5" },
472 | { 0x060040, "SSL2_DES_64_CBC_WITH_MD5" },
473 | { 0x0700c0, "SSL2_DES_192_EDE3_CBC_WITH_MD5" },
474 | { 0x080080, "SSL2_RC4_64_WITH_MD5" },
475 |
476 | { 0x00, NULL((void*)0) }
477 | };
478 |
479 | value_string_ext ssl_20_cipher_suites_ext = VALUE_STRING_EXT_INIT(ssl_20_cipher_suites){ _try_val_to_str_ext_init, 0, (sizeof (ssl_20_cipher_suites) / sizeof ((ssl_20_cipher_suites)[0]))-1, ssl_20_cipher_suites , "ssl_20_cipher_suites", ((void*)0) };
480 |
481 |
482 | /*
483 | * Supported Groups (formerly named "EC Named Curve").
484 | * https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml#tls-parameters-8
485 | */
486 | const value_string ssl_extension_curves[] = {
487 | { 1, "sect163k1" },
488 | { 2, "sect163r1" },
489 | { 3, "sect163r2" },
490 | { 4, "sect193r1" },
491 | { 5, "sect193r2" },
492 | { 6, "sect233k1" },
493 | { 7, "sect233r1" },
494 | { 8, "sect239k1" },
495 | { 9, "sect283k1" },
496 | { 10, "sect283r1" },
497 | { 11, "sect409k1" },
498 | { 12, "sect409r1" },
499 | { 13, "sect571k1" },
500 | { 14, "sect571r1" },
501 | { 15, "secp160k1" },
502 | { 16, "secp160r1" },
503 | { 17, "secp160r2" },
504 | { 18, "secp192k1" },
505 | { 19, "secp192r1" },
506 | { 20, "secp224k1" },
507 | { 21, "secp224r1" },
508 | { 22, "secp256k1" },
509 | { 23, "secp256r1" },
510 | { 24, "secp384r1" },
511 | { 25, "secp521r1" },
512 | { 26, "brainpoolP256r1" }, /* RFC 7027 */
513 | { 27, "brainpoolP384r1" }, /* RFC 7027 */
514 | { 28, "brainpoolP512r1" }, /* RFC 7027 */
515 | { 29, "x25519" }, /* RFC 8446 / RFC 8422 */
516 | { 30, "x448" }, /* RFC 8446 / RFC 8422 */
517 | { 31, "brainpoolP256r1tls13" }, /* RFC8734 */
518 | { 32, "brainpoolP384r1tls13" }, /* RFC8734 */
519 | { 33, "brainpoolP512r1tls13" }, /* RFC8734 */
520 | { 34, "GC256A" }, /* RFC9189 */
521 | { 35, "GC256B" }, /* RFC9189 */
522 | { 36, "GC256C" }, /* RFC9189 */
523 | { 37, "GC256D" }, /* RFC9189 */
524 | { 38, "GC512A" }, /* RFC9189 */
525 | { 39, "GC512B" }, /* RFC9189 */
526 | { 40, "GC512C" }, /* RFC9189 */
527 | { 41, "curveSM2" }, /* RFC 8998 */
528 | { 256, "ffdhe2048" }, /* RFC 7919 */
529 | { 257, "ffdhe3072" }, /* RFC 7919 */
530 | { 258, "ffdhe4096" }, /* RFC 7919 */
531 | { 259, "ffdhe6144" }, /* RFC 7919 */
532 | { 260, "ffdhe8192" }, /* RFC 7919 */
533 | { 512, "MLKEM512"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
534 | { 513, "MLKEM768"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
535 | { 514, "MLKEM1024"}, /* draft-connolly-tls-mlkem-key-agreement-03 */
536 | { 2570, "Reserved (GREASE)" }, /* RFC 8701 */
537 | { 4587, "SecP256r1MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-02 */
538 | { 4588, "X25519MLKEM768" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
539 | { 4589, "SecP384r1MLKEM1024" }, /* draft-kwiatkowski-tls-ecdhe-mlkem-03 */
540 | { 6682, "Reserved (GREASE)" }, /* RFC 8701 */
541 | { 10794, "Reserved (GREASE)" }, /* RFC 8701 */
542 | { 14906, "Reserved (GREASE)" }, /* RFC 8701 */
543 | { 19018, "Reserved (GREASE)" }, /* RFC 8701 */
544 | { 23130, "Reserved (GREASE)" }, /* RFC 8701 */
545 | { 25497, "X25519Kyber768Draft00 (OBSOLETE)" }, /* draft-tls-westerbaan-xyber768d00-02 */
546 | { 25498, "SecP256r1Kyber768Draft00 (OBSOLETE)" }, /* draft-kwiatkowski-tls-ecdhe-kyber-01 */
547 | { 27242, "Reserved (GREASE)" }, /* RFC 8701 */
548 | { 31354, "Reserved (GREASE)" }, /* RFC 8701 */
549 | { 35466, "Reserved (GREASE)" }, /* RFC 8701 */
550 | { 39578, "Reserved (GREASE)" }, /* RFC 8701 */
551 | { 43690, "Reserved (GREASE)" }, /* RFC 8701 */
552 | { 47802, "Reserved (GREASE)" }, /* RFC 8701 */
553 | { 51914, "Reserved (GREASE)" }, /* RFC 8701 */
554 | { 56026, "Reserved (GREASE)" }, /* RFC 8701 */
555 | { 60138, "Reserved (GREASE)" }, /* RFC 8701 */
556 | { 64250, "Reserved (GREASE)" }, /* RFC 8701 */
557 | { 0xFF01, "arbitrary_explicit_prime_curves" },
558 | { 0xFF02, "arbitrary_explicit_char2_curves" },
559 | /* Below are various unofficial values that have been used for testing. */
560 | /* PQC key exchange algorithms from OQS-OpenSSL,
561 | see https://github.com/open-quantum-safe/oqs-provider/blob/main/oqs-template/oqs-kem-info.md
562 | These use IANA unassigned values and this list may be incomplete.
563 | */
564 | { 0x2F00, "p256_frodo640aes" },
565 | { 0x2F01, "p256_frodo640shake" },
566 | { 0x2F02, "p384_frodo976aes" },
567 | { 0x0203, "frodo976shake" },
568 | { 0x2F03, "p384_frodo976shake" },
569 | { 0x0204, "frodo1344aes" },
570 | { 0x2F04, "p521_frodo1344aes" },
571 | { 0x0205, "frodo1344shake" },
572 | { 0x2F05, "p521_frodo1344shake" },
573 | { 0x023A, "kyber512" },
574 | { 0x2F3A, "p256_kyber512" },
575 | { 0x023C, "kyber768" },
576 | { 0x2F3C, "p384_kyber768" },
577 | { 0x023D, "kyber1024" },
578 | { 0x2F3D, "p521_kyber1024" },
579 | { 0x0214, "ntru_hps2048509" },
580 | { 0x2F14, "p256_ntru_hps2048509" },
581 | { 0x0215, "ntru_hps2048677" },
582 | { 0x2F15, "p384_ntru_hps2048677" },
583 | { 0x0216, "ntru_hps4096821" },
584 | { 0x2F16, "p521_ntru_hps4096821" },
585 | { 0x0245, "ntru_hps40961229" },
586 | { 0x2F45, "p521_ntru_hps40961229" },
587 | { 0x0217, "ntru_hrss701" },
588 | { 0x2F17, "p384_ntru_hrss701" },
589 | { 0x0246, "ntru_hrss1373" },
590 | { 0x2F46, "p521_ntru_hrss1373" },
591 | { 0x0218, "lightsaber" },
592 | { 0x2F18, "p256_lightsaber" },
593 | { 0x0219, "saber" },
594 | { 0x2F19, "p384_saber" },
595 | { 0x021A, "firesaber" },
596 | { 0x2F1A, "p521_firesaber" },
597 | { 0x021B, "sidhp434" },
598 | { 0x2F1B, "p256_sidhp434" },
599 | { 0x021C, "sidhp503" },
600 | { 0x2F1C, "p256_sidhp503" },
601 | { 0x021D, "sidhp610" },
602 | { 0x2F1D, "p384_sidhp610" },
603 | { 0x021E, "sidhp751" },
604 | { 0x2F1E, "p521_sidhp751" },
605 | { 0x021F, "sikep434" },
606 | { 0x2F1F, "p256_sikep434" },
607 | { 0x0220, "sikep503" },
608 | { 0x2F20, "p256_sikep503" },
609 | { 0x0221, "sikep610" },
610 | { 0x2F21, "p384_sikep610" },
611 | { 0x0222, "sikep751" },
612 | { 0x2F22, "p521_sikep751" },
613 | { 0x0238, "bikel1" },
614 | { 0x2F38, "p256_bikel1" },
615 | { 0x023B, "bikel3" },
616 | { 0x2F3B, "p384_bikel3" },
617 | { 0x023E, "kyber90s512" },
618 | { 0x2F3E, "p256_kyber90s512" },
619 | { 0x023F, "kyber90s768" },
620 | { 0x2F3F, "p384_kyber90s768" },
621 | { 0x0240, "kyber90s1024" },
622 | { 0x2F40, "p521_kyber90s1024" },
623 | { 0x022C, "hqc128" },
624 | { 0x2F2C, "p256_hqc128" },
625 | { 0x022D, "hqc192" },
626 | { 0x2F2D, "p384_hqc192" },
627 | { 0x022E, "hqc256" },
628 | { 0x2F2E, "p521_hqc256" },
629 | { 0x022F, "ntrulpr653" },
630 | { 0x2F2F, "p256_ntrulpr653" },
631 | { 0x0230, "ntrulpr761" },
632 | { 0x2F43, "p256_ntrulpr761" },
633 | { 0x0231, "ntrulpr857" },
634 | { 0x2F31, "p384_ntrulpr857" },
635 | { 0x0241, "ntrulpr1277" },
636 | { 0x2F41, "p521_ntrulpr1277" },
637 | { 0x0232, "sntrup653" },
638 | { 0x2F32, "p256_sntrup653" },
639 | { 0x0233, "sntrup761" },
640 | { 0x2F44, "p256_sntrup761" },
641 | { 0x0234, "sntrup857" },
642 | { 0x2F34, "p384_sntrup857" },
643 | { 0x0242, "sntrup1277" },
644 | { 0x2F42, "p521_sntrup1277" },
645 | /* Other PQ key exchange algorithms, using Reserved for Private Use values
646 | https://blog.cloudflare.com/post-quantum-for-all
647 | https://www.ietf.org/archive/id/draft-tls-westerbaan-xyber768d00-02.txt */
648 | { 0xFE30, "X25519Kyber512Draft00 (OBSOLETE)" },
649 | { 0xFE31, "X25519Kyber768Draft00 (OBSOLETE)" },
650 | { 0x00, NULL((void*)0) }
651 | };
652 |
653 | const value_string ssl_curve_types[] = {
654 | { 1, "explicit_prime" },
655 | { 2, "explicit_char2" },
656 | { 3, "named_curve" },
657 | { 0x00, NULL((void*)0) }
658 | };
659 |
660 | const value_string ssl_extension_ec_point_formats[] = {
661 | { 0, "uncompressed" },
662 | { 1, "ansiX962_compressed_prime" },
663 | { 2, "ansiX962_compressed_char2" },
664 | { 0x00, NULL((void*)0) }
665 | };
666 |
667 | const value_string ssl_20_certificate_type[] = {
668 | { 0x00, "N/A" },
669 | { 0x01, "X.509 Certificate" },
670 | { 0x00, NULL((void*)0) }
671 | };
672 |
673 | const value_string ssl_31_content_type[] = {
674 | { 20, "Change Cipher Spec" },
675 | { 21, "Alert" },
676 | { 22, "Handshake" },
677 | { 23, "Application Data" },
678 | { 24, "Heartbeat" },
679 | { 25, "Connection ID" },
680 | { 0x00, NULL((void*)0) }
681 | };
682 |
683 | #if 0
684 | /* XXX - would be used if we dissected the body of a Change Cipher Spec
685 | message. */
686 | const value_string ssl_31_change_cipher_spec[] = {
687 | { 1, "Change Cipher Spec" },
688 | { 0x00, NULL((void*)0) }
689 | };
690 | #endif
691 |
692 | const value_string ssl_31_alert_level[] = {
693 | { 1, "Warning" },
694 | { 2, "Fatal" },
695 | { 0x00, NULL((void*)0) }
696 | };
697 |
698 | const value_string ssl_31_alert_description[] = {
699 | { 0, "Close Notify" },
700 | { 1, "End of Early Data" },
701 | { 10, "Unexpected Message" },
702 | { 20, "Bad Record MAC" },
703 | { 21, "Decryption Failed" },
704 | { 22, "Record Overflow" },
705 | { 30, "Decompression Failure" },
706 | { 40, "Handshake Failure" },
707 | { 41, "No Certificate" },
708 | { 42, "Bad Certificate" },
709 | { 43, "Unsupported Certificate" },
710 | { 44, "Certificate Revoked" },
711 | { 45, "Certificate Expired" },
712 | { 46, "Certificate Unknown" },
713 | { 47, "Illegal Parameter" },
714 | { 48, "Unknown CA" },
715 | { 49, "Access Denied" },
716 | { 50, "Decode Error" },
717 | { 51, "Decrypt Error" },
718 | { 60, "Export Restriction" },
719 | { 70, "Protocol Version" },
720 | { 71, "Insufficient Security" },
721 | { 80, "Internal Error" },
722 | { 86, "Inappropriate Fallback" },
723 | { 90, "User Canceled" },
724 | { 100, "No Renegotiation" },
725 | { 109, "Missing Extension" },
726 | { 110, "Unsupported Extension" },
727 | { 111, "Certificate Unobtainable" },
728 | { 112, "Unrecognized Name" },
729 | { 113, "Bad Certificate Status Response" },
730 | { 114, "Bad Certificate Hash Value" },
731 | { 115, "Unknown PSK Identity" },
732 | { 116, "Certificate Required" },
733 | { 120, "No application Protocol" },
734 | { 121, "ECH Required" },
735 | { 0x00, NULL((void*)0) }
736 | };
737 |
738 | const value_string ssl_31_handshake_type[] = {
739 | { SSL_HND_HELLO_REQUEST, "Hello Request" },
740 | { SSL_HND_CLIENT_HELLO, "Client Hello" },
741 | { SSL_HND_SERVER_HELLO, "Server Hello" },
742 | { SSL_HND_HELLO_VERIFY_REQUEST, "Hello Verify Request"},
743 | { SSL_HND_NEWSESSION_TICKET, "New Session Ticket" },
744 | { SSL_HND_END_OF_EARLY_DATA, "End of Early Data" },
745 | { SSL_HND_HELLO_RETRY_REQUEST, "Hello Retry Request" },
746 | { SSL_HND_ENCRYPTED_EXTENSIONS, "Encrypted Extensions" },
747 | { SSL_HND_CERTIFICATE, "Certificate" },
748 | { SSL_HND_SERVER_KEY_EXCHG, "Server Key Exchange" },
749 | { SSL_HND_CERT_REQUEST, "Certificate Request" },
750 | { SSL_HND_SVR_HELLO_DONE, "Server Hello Done" },
751 | { SSL_HND_CERT_VERIFY, "Certificate Verify" },
752 | { SSL_HND_CLIENT_KEY_EXCHG, "Client Key Exchange" },
753 | { SSL_HND_FINISHED, "Finished" },
754 | { SSL_HND_CERT_URL, "Client Certificate URL" },
755 | { SSL_HND_CERT_STATUS, "Certificate Status" },
756 | { SSL_HND_SUPPLEMENTAL_DATA, "Supplemental Data" },
757 | { SSL_HND_KEY_UPDATE, "Key Update" },
758 | { SSL_HND_COMPRESSED_CERTIFICATE, "Compressed Certificate" },
759 | { SSL_HND_ENCRYPTED_EXTS, "Encrypted Extensions" },
760 | { 0x00, NULL((void*)0) }
761 | };
762 |
763 | const value_string tls_heartbeat_type[] = {
764 | { 1, "Request" },
765 | { 2, "Response" },
766 | { 0x00, NULL((void*)0) }
767 | };
768 |
769 | const value_string tls_heartbeat_mode[] = {
770 | { 1, "Peer allowed to send requests" },
771 | { 2, "Peer not allowed to send requests" },
772 | { 0x00, NULL((void*)0) }
773 | };
774 |
775 | const value_string ssl_31_compression_method[] = {
776 | { 0, "null" },
777 | { 1, "DEFLATE" },
778 | { 64, "LZS" },
779 | { 0x00, NULL((void*)0) }
780 | };
781 |
782 | #if 0
783 | /* XXX - would be used if we dissected a Signature, as would be
784 | seen in a server key exchange or certificate verify message. */
785 | const value_string ssl_31_key_exchange_algorithm[] = {
786 | { 0, "RSA" },
787 | { 1, "Diffie Hellman" },
788 | { 0x00, NULL((void*)0) }
789 | };
790 |
791 | const value_string ssl_31_signature_algorithm[] = {
792 | { 0, "Anonymous" },
793 | { 1, "RSA" },
794 | { 2, "DSA" },
795 | { 0x00, NULL((void*)0) }
796 | };
797 | #endif
798 |
799 | const value_string ssl_31_client_certificate_type[] = {
800 | { 1, "RSA Sign" },
801 | { 2, "DSS Sign" },
802 | { 3, "RSA Fixed DH" },
803 | { 4, "DSS Fixed DH" },
804 | /* GOST certificate types */
805 | /* Section 3.5 of draft-chudov-cryptopro-cptls-04 */
806 | { 21, "GOST R 34.10-94" },
807 | { 22, "GOST R 34.10-2001" },
808 | /* END GOST certificate types */
809 | { 64, "ECDSA Sign" },
810 | { 65, "RSA Fixed ECDH" },
811 | { 66, "ECDSA Fixed ECDH" },
812 | { 80, "IBC Params" },
813 | { 0x00, NULL((void*)0) }
814 | };
815 |
816 | #if 0
817 | /* XXX - would be used if we dissected exchange keys, as would be
818 | seen in a client key exchange message. */
819 | const value_string ssl_31_public_value_encoding[] = {
820 | { 0, "Implicit" },
821 | { 1, "Explicit" },
822 | { 0x00, NULL((void*)0) }
823 | };
824 | #endif
825 |
826 | /* http://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
827 | /* Note: sorted by ascending value so value_string_ext fcns can do a binary search */
828 | static const value_string ssl_31_ciphersuite[] = {
829 | /* RFC 2246, RFC 4346, RFC 5246 */
830 | { 0x0000, "TLS_NULL_WITH_NULL_NULL" },
831 | { 0x0001, "TLS_RSA_WITH_NULL_MD5" },
832 | { 0x0002, "TLS_RSA_WITH_NULL_SHA" },
833 | { 0x0003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5" },
834 | { 0x0004, "TLS_RSA_WITH_RC4_128_MD5" },
835 | { 0x0005, "TLS_RSA_WITH_RC4_128_SHA" },
836 | { 0x0006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5" },
837 | { 0x0007, "TLS_RSA_WITH_IDEA_CBC_SHA" },
838 | { 0x0008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA" },
839 | { 0x0009, "TLS_RSA_WITH_DES_CBC_SHA" },
840 | { 0x000a, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
841 | { 0x000b, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA" },
842 | { 0x000c, "TLS_DH_DSS_WITH_DES_CBC_SHA" },
843 | { 0x000d, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA" },
844 | { 0x000e, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA" },
845 | { 0x000f, "TLS_DH_RSA_WITH_DES_CBC_SHA" },
846 | { 0x0010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA" },
847 | { 0x0011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA" },
848 | { 0x0012, "TLS_DHE_DSS_WITH_DES_CBC_SHA" },
849 | { 0x0013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" },
850 | { 0x0014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA" },
851 | { 0x0015, "TLS_DHE_RSA_WITH_DES_CBC_SHA" },
852 | { 0x0016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" },
853 | { 0x0017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5" },
854 | { 0x0018, "TLS_DH_anon_WITH_RC4_128_MD5" },
855 | { 0x0019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA" },
856 | { 0x001a, "TLS_DH_anon_WITH_DES_CBC_SHA" },
857 | { 0x001b, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" },
858 |
859 | { 0x001c, "SSL_FORTEZZA_KEA_WITH_NULL_SHA" },
860 | { 0x001d, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA" },
861 | #if 0 /* Because it clashes with KRB5, is never used any more, and is safe
862 | to remove according to David Hopwood <david.hopwood@zetnet.co.uk>
863 | of the ietf-tls list */
864 | { 0x001e, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA" },
865 | #endif
866 | /* RFC 2712 */
867 | { 0x001E, "TLS_KRB5_WITH_DES_CBC_SHA" },
868 | { 0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA" },
869 | { 0x0020, "TLS_KRB5_WITH_RC4_128_SHA" },
870 | { 0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA" },
871 | { 0x0022, "TLS_KRB5_WITH_DES_CBC_MD5" },
872 | { 0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5" },
873 | { 0x0024, "TLS_KRB5_WITH_RC4_128_MD5" },
874 | { 0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5" },
875 | { 0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA" },
876 | { 0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA" },
877 | { 0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA" },
878 | { 0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5" },
879 | { 0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5" },
880 | { 0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5" },
881 | /* RFC 4785 */
882 | { 0x002C, "TLS_PSK_WITH_NULL_SHA" },
883 | { 0x002D, "TLS_DHE_PSK_WITH_NULL_SHA" },
884 | { 0x002E, "TLS_RSA_PSK_WITH_NULL_SHA" },
885 | /* RFC 5246 */
886 | { 0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA" },
887 | { 0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA" },
888 | { 0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA" },
889 | { 0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA" },
890 | { 0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA" },
891 | { 0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA" },
892 | { 0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA" },
893 | { 0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA" },
894 | { 0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA" },
895 | { 0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA" },
896 | { 0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
897 | { 0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA" },
898 | { 0x003B, "TLS_RSA_WITH_NULL_SHA256" },
899 | { 0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256" },
900 | { 0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256" },
901 | { 0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256" },
902 | { 0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256" },
903 | { 0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256" },
904 | /* RFC 4132 */
905 | { 0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA" },
906 | { 0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA" },
907 | { 0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA" },
908 | { 0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA" },
909 | { 0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA" },
910 | { 0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA" },
911 | /* 0x00,0x60-66 Reserved to avoid conflicts with widely deployed implementations */
912 | /* --- ??? --- */
913 | { 0x0060, "TLS_RSA_EXPORT1024_WITH_RC4_56_MD5" },
914 | { 0x0061, "TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5" },
915 | /* draft-ietf-tls-56-bit-ciphersuites-01.txt */
916 | { 0x0062, "TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA" },
917 | { 0x0063, "TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA" },
918 | { 0x0064, "TLS_RSA_EXPORT1024_WITH_RC4_56_SHA" },
919 | { 0x0065, "TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA" },
920 | { 0x0066, "TLS_DHE_DSS_WITH_RC4_128_SHA" },
921 | /* --- ??? ---*/
922 | { 0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256" },
923 | { 0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256" },
924 | { 0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256" },
925 | { 0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" },
926 | { 0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
927 | { 0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256" },
928 | { 0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256" },
929 | /* draft-chudov-cryptopro-cptls-04.txt */
930 | { 0x0080, "TLS_GOSTR341094_WITH_28147_CNT_IMIT" },
931 | { 0x0081, "TLS_GOSTR341001_WITH_28147_CNT_IMIT" },
932 | { 0x0082, "TLS_GOSTR341094_WITH_NULL_GOSTR3411" },
933 | { 0x0083, "TLS_GOSTR341001_WITH_NULL_GOSTR3411" },
934 | /* RFC 4132 */
935 | { 0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA" },
936 | { 0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA" },
937 | { 0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA" },
938 | { 0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA" },
939 | { 0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA" },
940 | { 0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA" },
941 | /* RFC 4279 */
942 | { 0x008A, "TLS_PSK_WITH_RC4_128_SHA" },
943 | { 0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA" },
944 | { 0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA" },
945 | { 0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA" },
946 | { 0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA" },
947 | { 0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA" },
948 | { 0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA" },
949 | { 0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA" },
950 | { 0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA" },
951 | { 0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA" },
952 | { 0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA" },
953 | { 0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA" },
954 | /* RFC 4162 */
955 | { 0x0096, "TLS_RSA_WITH_SEED_CBC_SHA" },
956 | { 0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA" },
957 | { 0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA" },
958 | { 0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA" },
959 | { 0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA" },
960 | { 0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA" },
961 | /* RFC 5288 */
962 | { 0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256" },
963 | { 0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384" },
964 | { 0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256" },
965 | { 0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384" },
966 | { 0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256" },
967 | { 0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384" },
968 | { 0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256" },
969 | { 0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384" },
970 | { 0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256" },
971 | { 0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384" },
972 | { 0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256" },
973 | { 0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384" },
974 | /* RFC 5487 */
975 | { 0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256" },
976 | { 0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384" },
977 | { 0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256" },
978 | { 0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384" },
979 | { 0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256" },
980 | { 0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384" },
981 | { 0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256" },
982 | { 0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384" },
983 | { 0x00B0, "TLS_PSK_WITH_NULL_SHA256" },
984 | { 0x00B1, "TLS_PSK_WITH_NULL_SHA384" },
985 | { 0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256" },
986 | { 0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384" },
987 | { 0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256" },
988 | { 0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384" },
989 | { 0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256" },
990 | { 0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384" },
991 | { 0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256" },
992 | { 0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384" },
993 | /* From RFC 5932 */
994 | { 0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
995 | { 0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
996 | { 0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
997 | { 0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256" },
998 | { 0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
999 | { 0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256" },
1000 | { 0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1001 | { 0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1002 | { 0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1003 | { 0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256" },
1004 | { 0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256" },
1005 | { 0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256" },
1006 | /* RFC 8998 */
1007 | { 0x00C6, "TLS_SM4_GCM_SM3" },
1008 | { 0x00C7, "TLS_SM4_CCM_SM3" },
1009 | /* 0x00,0xC8-FE Unassigned */
1010 | /* From RFC 5746 */
1011 | { 0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV" },
1012 | /* RFC 8701 */
1013 | { 0x0A0A, "Reserved (GREASE)" },
1014 | /* RFC 8446 */
1015 | { 0x1301, "TLS_AES_128_GCM_SHA256" },
1016 | { 0x1302, "TLS_AES_256_GCM_SHA384" },
1017 | { 0x1303, "TLS_CHACHA20_POLY1305_SHA256" },
1018 | { 0x1304, "TLS_AES_128_CCM_SHA256" },
1019 | { 0x1305, "TLS_AES_128_CCM_8_SHA256" },
1020 | /* RFC 8701 */
1021 | { 0x1A1A, "Reserved (GREASE)" },
1022 | { 0x2A2A, "Reserved (GREASE)" },
1023 | { 0x3A3A, "Reserved (GREASE)" },
1024 | { 0x4A4A, "Reserved (GREASE)" },
1025 | /* From RFC 7507 */
1026 | { 0x5600, "TLS_FALLBACK_SCSV" },
1027 | /* RFC 8701 */
1028 | { 0x5A5A, "Reserved (GREASE)" },
1029 | { 0x6A6A, "Reserved (GREASE)" },
1030 | { 0x7A7A, "Reserved (GREASE)" },
1031 | { 0x8A8A, "Reserved (GREASE)" },
1032 | { 0x9A9A, "Reserved (GREASE)" },
1033 | { 0xAAAA, "Reserved (GREASE)" },
1034 | { 0xBABA, "Reserved (GREASE)" },
1035 | /* From RFC 4492 */
1036 | { 0xc001, "TLS_ECDH_ECDSA_WITH_NULL_SHA" },
1037 | { 0xc002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA" },
1038 | { 0xc003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1039 | { 0xc004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA" },
1040 | { 0xc005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA" },
1041 | { 0xc006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA" },
1042 | { 0xc007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA" },
1043 | { 0xc008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA" },
1044 | { 0xc009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA" },
1045 | { 0xc00a, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA" },
1046 | { 0xc00b, "TLS_ECDH_RSA_WITH_NULL_SHA" },
1047 | { 0xc00c, "TLS_ECDH_RSA_WITH_RC4_128_SHA" },
1048 | { 0xc00d, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA" },
1049 | { 0xc00e, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA" },
1050 | { 0xc00f, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA" },
1051 | { 0xc010, "TLS_ECDHE_RSA_WITH_NULL_SHA" },
1052 | { 0xc011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA" },
1053 | { 0xc012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA" },
1054 | { 0xc013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA" },
1055 | { 0xc014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA" },
1056 | { 0xc015, "TLS_ECDH_anon_WITH_NULL_SHA" },
1057 | { 0xc016, "TLS_ECDH_anon_WITH_RC4_128_SHA" },
1058 | { 0xc017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA" },
1059 | { 0xc018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA" },
1060 | { 0xc019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA" },
1061 | /* RFC 5054 */
1062 | { 0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA" },
1063 | { 0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA" },
1064 | { 0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA" },
1065 | { 0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA" },
1066 | { 0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA" },
1067 | { 0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA" },
1068 | { 0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA" },
1069 | { 0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA" },
1070 | { 0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA" },
1071 | /* RFC 5589 */
1072 | { 0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256" },
1073 | { 0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384" },
1074 | { 0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256" },
1075 | { 0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384" },
1076 | { 0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
1077 | { 0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
1078 | { 0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256" },
1079 | { 0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384" },
1080 | { 0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
1081 | { 0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
1082 | { 0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256" },
1083 | { 0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384" },
1084 | { 0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
1085 | { 0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384" },
1086 | { 0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256" },
1087 | { 0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384" },
1088 | /* RFC 5489 */
1089 | { 0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA" },
1090 | { 0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA" },
1091 | { 0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
1092 | { 0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA" },
1093 | { 0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256" },
1094 | { 0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384" },
1095 | { 0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA" },
1096 | { 0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256" },
1097 | { 0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384" },
1098 | /* RFC 6209 */
1099 | { 0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256" },
1100 | { 0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384" },
1101 | { 0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256" },
1102 | { 0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384" },
1103 | { 0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256" },
1104 | { 0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384" },
1105 | { 0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256" },
1106 | { 0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384" },
1107 | { 0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1108 | { 0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1109 | { 0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256" },
1110 | { 0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384" },
1111 | { 0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1112 | { 0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1113 | { 0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256" },
1114 | { 0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384" },
1115 | { 0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256" },
1116 | { 0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384" },
1117 | { 0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256" },
1118 | { 0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384" },
1119 | { 0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256" },
1120 | { 0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384" },
1121 | { 0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1122 | { 0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1123 | { 0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256" },
1124 | { 0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384" },
1125 | { 0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256" },
1126 | { 0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384" },
1127 | { 0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256" },
1128 | { 0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384" },
1129 | { 0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256" },
1130 | { 0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384" },
1131 | { 0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1132 | { 0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1133 | { 0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256" },
1134 | { 0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384" },
1135 | { 0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256" },
1136 | { 0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384" },
1137 | { 0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256" },
1138 | { 0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384" },
1139 | { 0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256" },
1140 | { 0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384" },
1141 | { 0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1142 | { 0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1143 | { 0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256" },
1144 | { 0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384" },
1145 | { 0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256" },
1146 | { 0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384" },
1147 | { 0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256" },
1148 | { 0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384" },
1149 | { 0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256" },
1150 | { 0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384" },
1151 | { 0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256" },
1152 | { 0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384" },
1153 | /* RFC 6367 */
1154 | { 0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1155 | { 0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1156 | { 0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256" },
1157 | { 0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384" },
1158 | { 0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1159 | { 0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1160 | { 0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256" },
1161 | { 0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384" },
1162 | { 0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1163 | { 0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1164 | { 0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1165 | { 0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1166 | { 0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1167 | { 0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1168 | { 0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1169 | { 0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1170 | { 0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256" },
1171 | { 0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384" },
1172 | { 0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256" },
1173 | { 0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384" },
1174 | { 0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1175 | { 0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1176 | { 0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256" },
1177 | { 0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384" },
1178 | { 0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1179 | { 0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1180 | { 0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256" },
1181 | { 0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384" },
1182 | { 0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1183 | { 0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1184 | { 0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1185 | { 0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1186 | { 0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256" },
1187 | { 0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384" },
1188 | { 0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1189 | { 0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1190 | { 0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1191 | { 0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1192 | { 0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1193 | { 0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1194 | { 0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256" },
1195 | { 0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384" },
1196 | /* RFC 6655 */
1197 | { 0xC09C, "TLS_RSA_WITH_AES_128_CCM" },
1198 | { 0xC09D, "TLS_RSA_WITH_AES_256_CCM" },
1199 | { 0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM" },
1200 | { 0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM" },
1201 | { 0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8" },
1202 | { 0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8" },
1203 | { 0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8" },
1204 | { 0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8" },
1205 | { 0xC0A4, "TLS_PSK_WITH_AES_128_CCM" },
1206 | { 0xC0A5, "TLS_PSK_WITH_AES_256_CCM" },
1207 | { 0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM" },
1208 | { 0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM" },
1209 | { 0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8" },
1210 | { 0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8" },
1211 | { 0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8" },
1212 | { 0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8" },
1213 | /* RFC 7251 */
1214 | { 0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM" },
1215 | { 0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM" },
1216 | { 0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8" },
1217 | { 0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8" },
1218 | /* RFC 8492 */
1219 | { 0xC0B0, "TLS_ECCPWD_WITH_AES_128_GCM_SHA256" },
1220 | { 0xC0B1, "TLS_ECCPWD_WITH_AES_256_GCM_SHA384" },
1221 | { 0xC0B2, "TLS_ECCPWD_WITH_AES_128_CCM_SHA256" },
1222 | { 0xC0B3, "TLS_ECCPWD_WITH_AES_256_CCM_SHA384" },
1223 | /* draft-camwinget-tls-ts13-macciphersuites */
1224 | { 0xC0B4, "TLS_SHA256_SHA256" },
1225 | { 0xC0B5, "TLS_SHA384_SHA384" },
1226 | /* https://www.ietf.org/archive/id/draft-cragie-tls-ecjpake-01.txt */
1227 | { 0xC0FF, "TLS_ECJPAKE_WITH_AES_128_CCM_8" },
1228 | /* draft-smyshlyaev-tls12-gost-suites */
1229 | { 0xC100, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC" },
1230 | { 0xC101, "TLS_GOSTR341112_256_WITH_MAGMA_CTR_OMAC" },
1231 | { 0xC102, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT" },
1232 | /* draft-smyshlyaev-tls13-gost-suites */
1233 | { 0xC103, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_L" },
1234 | { 0xC104, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_L" },
1235 | { 0xC105, "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_S" },
1236 | { 0xC106, "TLS_GOSTR341112_256_WITH_MAGMA_MGM_S" },
1237 | /* RFC 8701 */
1238 | { 0xCACA, "Reserved (GREASE)" },
1239 | /*
1240 | 0xC0,0xAB-FF Unassigned
1241 | 0xC1,0x03-FD,* Unassigned
1242 | 0xFE,0x00-FD Unassigned
1243 | 0xFE,0xFE-FF Reserved to avoid conflicts with widely deployed implementations [Pasi_Eronen]
1244 | 0xFF,0x00-FF Reserved for Private Use [RFC5246]
1245 | */
1246 | /* old numbers used in the beginning
1247 | * https://tools.ietf.org/html/draft-agl-tls-chacha20poly1305 */
1248 | { 0xCC13, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1249 | { 0xCC14, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1250 | { 0xCC15, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1251 | /* RFC 7905 */
1252 | { 0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1253 | { 0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
1254 | { 0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
1255 | { 0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1256 | { 0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1257 | { 0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1258 | { 0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256" },
1259 | /* RFC 8442 */
1260 | { 0xD001, "TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256" },
1261 | { 0xD002, "TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384" },
1262 | { 0xD003, "TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256" },
1263 | { 0xD005, "TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256" },
1264 | /* RFC 8701 */
1265 | { 0xDADA, "Reserved (GREASE)" },
1266 | /* GM/T 0024-2014 */
1267 | { 0xe001, "ECDHE_SM1_SM3"},
1268 | { 0xe003, "ECC_SM1_SM3"},
1269 | { 0xe005, "IBSDH_SM1_SM3"},
1270 | { 0xe007, "IBC_SM1_SM3"},
1271 | { 0xe009, "RSA_SM1_SM3"},
1272 | { 0xe00a, "RSA_SM1_SHA1"},
1273 | { 0xe011, "ECDHE_SM4_CBC_SM3"},
1274 | { 0xe013, "ECC_SM4_CBC_SM3"},
1275 | { 0xe015, "IBSDH_SM4_CBC_SM3"},
1276 | { 0xe017, "IBC_SM4_CBC_SM3"},
1277 | { 0xe019, "RSA_SM4_CBC_SM3"},
1278 | { 0xe01a, "RSA_SM4_CBC_SHA1"},
1279 | { 0xe01c, "RSA_SM4_CBC_SHA256"},
1280 | { 0xe051, "ECDHE_SM4_GCM_SM3"},
1281 | { 0xe053, "ECC_SM4_GCM_SM3"},
1282 | { 0xe055, "IBSDH_SM4_GCM_SM3"},
1283 | { 0xe057, "IBC_SM4_GCM_SM3"},
1284 | { 0xe059, "RSA_SM4_GCM_SM3"},
1285 | { 0xe05a, "RSA_SM4_GCM_SHA256"},
1286 | /* https://tools.ietf.org/html/draft-josefsson-salsa20-tls */
1287 | { 0xE410, "TLS_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1288 | { 0xE411, "TLS_RSA_WITH_SALSA20_SHA1" },
1289 | { 0xE412, "TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1290 | { 0xE413, "TLS_ECDHE_RSA_WITH_SALSA20_SHA1" },
1291 | { 0xE414, "TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1" },
1292 | { 0xE415, "TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1" },
1293 | { 0xE416, "TLS_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1294 | { 0xE417, "TLS_PSK_WITH_SALSA20_SHA1" },
1295 | { 0xE418, "TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1296 | { 0xE419, "TLS_ECDHE_PSK_WITH_SALSA20_SHA1" },
1297 | { 0xE41A, "TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1298 | { 0xE41B, "TLS_RSA_PSK_WITH_SALSA20_SHA1" },
1299 | { 0xE41C, "TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1" },
1300 | { 0xE41D, "TLS_DHE_PSK_WITH_SALSA20_SHA1" },
1301 | { 0xE41E, "TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1" },
1302 | { 0xE41F, "TLS_DHE_RSA_WITH_SALSA20_SHA1" },
1303 | /* RFC 8701 */
1304 | { 0xEAEA, "Reserved (GREASE)" },
1305 | { 0xFAFA, "Reserved (GREASE)" },
1306 | /* these from http://www.mozilla.org/projects/
1307 | security/pki/nss/ssl/fips-ssl-ciphersuites.html */
1308 | { 0xfefe, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
1309 | { 0xfeff, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1310 | /* https://datatracker.ietf.org/doc/html/rfc9189 */
1311 | { 0xff85, "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT"},
1312 | { 0xffe0, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA" },
1313 | { 0xffe1, "SSL_RSA_FIPS_WITH_DES_CBC_SHA" },
1314 | /* note that ciphersuites 0xff00 - 0xffff are private */
1315 | { 0x00, NULL((void*)0) }
1316 | };
1317 |
1318 | value_string_ext ssl_31_ciphersuite_ext = VALUE_STRING_EXT_INIT(ssl_31_ciphersuite){ _try_val_to_str_ext_init, 0, (sizeof (ssl_31_ciphersuite) / sizeof ((ssl_31_ciphersuite)[0]))-1, ssl_31_ciphersuite, "ssl_31_ciphersuite" , ((void*)0) };
1319 |
1320 | /* http://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#tls-extensiontype-values-1 */
1321 | const value_string tls_hello_extension_types[] = {
1322 | { SSL_HND_HELLO_EXT_SERVER_NAME0, "server_name" }, /* RFC 6066 */
1323 | { SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1, "max_fragment_length" },/* RFC 6066 */
1324 | { SSL_HND_HELLO_EXT_CLIENT_CERTIFICATE_URL2, "client_certificate_url" }, /* RFC 6066 */
1325 | { SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3, "trusted_ca_keys" }, /* RFC 6066 */
1326 | { SSL_HND_HELLO_EXT_TRUNCATED_HMAC4, "truncated_hmac" }, /* RFC 6066 */
1327 | { SSL_HND_HELLO_EXT_STATUS_REQUEST5, "status_request" }, /* RFC 6066 */
1328 | { SSL_HND_HELLO_EXT_USER_MAPPING6, "user_mapping" }, /* RFC 4681 */
1329 | { SSL_HND_HELLO_EXT_CLIENT_AUTHZ7, "client_authz" }, /* RFC 5878 */
1330 | { SSL_HND_HELLO_EXT_SERVER_AUTHZ8, "server_authz" }, /* RFC 5878 */
1331 | { SSL_HND_HELLO_EXT_CERT_TYPE9, "cert_type" }, /* RFC 6091 */
1332 | { SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10, "supported_groups" }, /* RFC 4492, RFC 7919 */
1333 | { SSL_HND_HELLO_EXT_EC_POINT_FORMATS11, "ec_point_formats" }, /* RFC 4492 */
1334 | { SSL_HND_HELLO_EXT_SRP12, "srp" }, /* RFC 5054 */
1335 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13, "signature_algorithms" }, /* RFC 5246 */
1336 | { SSL_HND_HELLO_EXT_USE_SRTP14, "use_srtp" }, /* RFC 5764 */
1337 | { SSL_HND_HELLO_EXT_HEARTBEAT15, "heartbeat" }, /* RFC 6520 */
1338 | { SSL_HND_HELLO_EXT_ALPN16, "application_layer_protocol_negotiation" }, /* RFC 7301 */
1339 | { SSL_HND_HELLO_EXT_STATUS_REQUEST_V217, "status_request_v2" }, /* RFC 6961 */
1340 | { SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18, "signed_certificate_timestamp" }, /* RFC 6962 */
1341 | { SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19, "client_certificate_type" }, /* RFC 7250 */
1342 | { SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20, "server_certificate_type" }, /* RFC 7250 */
1343 | { SSL_HND_HELLO_EXT_PADDING21, "padding" }, /* RFC 7685 */
1344 | { SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22, "encrypt_then_mac" }, /* RFC 7366 */
1345 | { SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23, "extended_master_secret" }, /* RFC 7627 */
1346 | { SSL_HND_HELLO_EXT_TOKEN_BINDING24, "token_binding" }, /* https://tools.ietf.org/html/draft-ietf-tokbind-negotiation */
1347 | { SSL_HND_HELLO_EXT_CACHED_INFO25, "cached_info" }, /* RFC 7924 */
1348 | { SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27, "compress_certificate" }, /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03 */
1349 | { SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28, "record_size_limit" }, /* RFC 8449 */
1350 | { SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34, "delegated_credentials" }, /* draft-ietf-tls-subcerts-10.txt */
1351 | { SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35, "session_ticket" }, /* RFC 5077 / RFC 8447 */
1352 | { SSL_HND_HELLO_EXT_KEY_SHARE_OLD40, "Reserved (key_share)" }, /* https://tools.ietf.org/html/draft-ietf-tls-tls13-22 (removed in -23) */
1353 | { SSL_HND_HELLO_EXT_PRE_SHARED_KEY41, "pre_shared_key" }, /* RFC 8446 */
1354 | { SSL_HND_HELLO_EXT_EARLY_DATA42, "early_data" }, /* RFC 8446 */
1355 | { SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43, "supported_versions" }, /* RFC 8446 */
1356 | { SSL_HND_HELLO_EXT_COOKIE44, "cookie" }, /* RFC 8446 */
1357 | { SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45, "psk_key_exchange_modes" }, /* RFC 8446 */
1358 | { SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46, "Reserved (ticket_early_data_info)" }, /* draft-ietf-tls-tls13-18 (removed in -19) */
1359 | { SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47, "certificate_authorities" }, /* RFC 8446 */
1360 | { SSL_HND_HELLO_EXT_OID_FILTERS48, "oid_filters" }, /* RFC 8446 */
1361 | { SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49, "post_handshake_auth" }, /* RFC 8446 */
1362 | { SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50, "signature_algorithms_cert" }, /* RFC 8446 */
1363 | { SSL_HND_HELLO_EXT_KEY_SHARE51, "key_share" }, /* RFC 8446 */
1364 | { SSL_HND_HELLO_EXT_TRANSPARENCY_INFO52, "transparency_info" }, /* draft-ietf-trans-rfc6962-bis-41 */
1365 | { SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53, "connection_id (deprecated)" }, /* draft-ietf-tls-dtls-connection-id-07 */
1366 | { SSL_HND_HELLO_EXT_CONNECTION_ID54, "connection_id" }, /* RFC 9146 */
1367 | { SSL_HND_HELLO_EXT_EXTERNAL_ID_HASH55, "external_id_hash" }, /* RFC 8844 */
1368 | { SSL_HND_HELLO_EXT_EXTERNAL_SESSION_ID56, "external_session_id" }, /* RFC 8844 */
1369 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157, "quic_transport_parameters" }, /* draft-ietf-quic-tls-33 */
1370 | { SSL_HND_HELLO_EXT_TICKET_REQUEST58, "ticket_request" }, /* draft-ietf-tls-ticketrequests-07 */
1371 | { SSL_HND_HELLO_EXT_DNSSEC_CHAIN59, "dnssec_chain" }, /* RFC 9102 */
1372 | { SSL_HND_HELLO_EXT_GREASE_0A0A2570, "Reserved (GREASE)" }, /* RFC 8701 */
1373 | { SSL_HND_HELLO_EXT_GREASE_1A1A6682, "Reserved (GREASE)" }, /* RFC 8701 */
1374 | { SSL_HND_HELLO_EXT_GREASE_2A2A10794, "Reserved (GREASE)" }, /* RFC 8701 */
1375 | { SSL_HND_HELLO_EXT_NPN13172, "next_protocol_negotiation"}, /* https://datatracker.ietf.org/doc/html/draft-agl-tls-nextprotoneg-03 */
1376 | { SSL_HND_HELLO_EXT_GREASE_3A3A14906, "Reserved (GREASE)" }, /* RFC 8701 */
1377 | { SSL_HND_HELLO_EXT_ALPS_OLD17513, "application_settings_old" }, /* draft-vvv-tls-alps-01 */
1378 | { SSL_HND_HELLO_EXT_ALPS17613, "application_settings" }, /* draft-vvv-tls-alps-01 */ /* https://chromestatus.com/feature/5149147365900288 */
1379 | { SSL_HND_HELLO_EXT_GREASE_4A4A19018, "Reserved (GREASE)" }, /* RFC 8701 */
1380 | { SSL_HND_HELLO_EXT_GREASE_5A5A23130, "Reserved (GREASE)" }, /* RFC 8701 */
1381 | { SSL_HND_HELLO_EXT_GREASE_6A6A27242, "Reserved (GREASE)" }, /* RFC 8701 */
1382 | { SSL_HND_HELLO_EXT_CHANNEL_ID_OLD30031, "channel_id_old" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-00
1383 | https://twitter.com/ericlaw/status/274237352531083264 */
1384 | { SSL_HND_HELLO_EXT_CHANNEL_ID30032, "channel_id" }, /* https://tools.ietf.org/html/draft-balfanz-tls-channelid-01
1385 | https://code.google.com/p/chromium/codesearch#chromium/src/net/third_party/nss/ssl/sslt.h&l=209 */
1386 | { SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281, "renegotiation_info" }, /* RFC 5746 */
1387 | { SSL_HND_HELLO_EXT_GREASE_7A7A31354, "Reserved (GREASE)" }, /* RFC 8701 */
1388 | { SSL_HND_HELLO_EXT_GREASE_8A8A35466, "Reserved (GREASE)" }, /* RFC 8701 */
1389 | { SSL_HND_HELLO_EXT_GREASE_9A9A39578, "Reserved (GREASE)" }, /* RFC 8701 */
1390 | { SSL_HND_HELLO_EXT_GREASE_AAAA43690, "Reserved (GREASE)" }, /* RFC 8701 */
1391 | { SSL_HND_HELLO_EXT_GREASE_BABA47802, "Reserved (GREASE)" }, /* RFC 8701 */
1392 | { SSL_HND_HELLO_EXT_GREASE_CACA51914, "Reserved (GREASE)" }, /* RFC 8701 */
1393 | { SSL_HND_HELLO_EXT_GREASE_DADA56026, "Reserved (GREASE)" }, /* RFC 8701 */
1394 | { SSL_HND_HELLO_EXT_GREASE_EAEA60138, "Reserved (GREASE)" }, /* RFC 8701 */
1395 | { SSL_HND_HELLO_EXT_GREASE_FAFA64250, "Reserved (GREASE)" }, /* RFC 8701 */
1396 | { SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445, "quic_transport_parameters (drafts version)" }, /* https://tools.ietf.org/html/draft-ietf-quic-tls */
1397 | { SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486, "encrypted_server_name" }, /* https://tools.ietf.org/html/draft-ietf-tls-esni-01 */
1398 | { SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037, "encrypted_client_hello" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1399 | { SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768, "ech_outer_extensions" }, /* https://datatracker.ietf.org/doc/draft-ietf-tls-esni/17/ */
1400 | { 0, NULL((void*)0) }
1401 | };
1402 |
1403 | const value_string tls_hello_ext_server_name_type_vs[] = {
1404 | { 0, "host_name" },
1405 | { 0, NULL((void*)0) }
1406 | };
1407 |
1408 | /* RFC 6066 Section 4 */
1409 | const value_string tls_hello_ext_max_fragment_length[] = {
1410 | { 1, "512" }, // 2^9
1411 | { 2, "1024" }, // 2^10
1412 | { 3, "2048" }, // 2^11
1413 | { 4, "4096" }, // 2^12
1414 | { 0, NULL((void*)0) }
1415 | };
1416 |
1417 | /* RFC 8446 Section 4.2.9 */
1418 | const value_string tls_hello_ext_psk_ke_mode[] = {
1419 | { 0, "PSK-only key establishment (psk_ke)" },
1420 | { 1, "PSK with (EC)DHE key establishment (psk_dhe_ke)" },
1421 | { 0, NULL((void*)0) }
1422 | };
1423 |
1424 | /* RFC 6066 Section 6 */
1425 | const value_string tls_hello_ext_trusted_ca_key_type[] = {
1426 | {0, "pre_agreed"},
1427 | {1, "key_sha1_hash"},
1428 | {2, "x509_name"},
1429 | {3, "cert_sha1_hash"},
1430 | {0, NULL((void*)0)}
1431 | };
1432 |
1433 | const value_string tls13_key_update_request[] = {
1434 | { 0, "update_not_requested" },
1435 | { 1, "update_requested" },
1436 | { 0, NULL((void*)0) }
1437 | };
1438 |
1439 | /* RFC 5246 7.4.1.4.1 */
1440 | /* https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml */
1441 | /* Note that the TLS 1.3 SignatureScheme registry reserves all values
1442 | * with first octet 0x00-0x06 and all values with second octet 0x00-0x03
1443 | * for backwards compatibility with TLS 1.2 SignatureAndHashAlgorithm.
1444 | *
1445 | * RFC 8422 and RFC 9189 add official support in TLS 1.2 for some algorithms
1446 | * originally defined for TLS 1.3, and extend the TLS SignatureAlgorithm
1447 | * and TLS HashAlgorithm registries, but the new values are not compatible
1448 | * with all of the TLS 1.3-only SignatureSchemes. Adding those values could
1449 | * cause confusion if used to interpret one of those schemes in a
1450 | * signature_algorithms extension offered in a TLS 1.3 ClientHello.
1451 | */
1452 | const value_string tls_hash_algorithm[] = {
1453 | { 0, "None" },
1454 | { 1, "MD5" },
1455 | { 2, "SHA1" },
1456 | { 3, "SHA224" },
1457 | { 4, "SHA256" },
1458 | { 5, "SHA384" },
1459 | { 6, "SHA512" },
1460 | #if 0
1461 | /* RFC 8422 adds this to the HashAlgorithm registry, but it really
1462 | * only applies to 0x0807 and 0x0808, not for other TLS 1.3
1463 | * SignatureSchemes with 0x08 in the octet used for Hash in TLS 1.2.
1464 | * E.g., we don't want to display this for 0x0806 rsa_pss_rsae_sha512.
1465 | */
1466 | { 8, "Intrinsic" },
1467 | #endif
1468 | { 0, NULL((void*)0) }
1469 | };
1470 |
1471 | const value_string tls_signature_algorithm[] = {
1472 | { 0, "Anonymous" },
1473 | { 1, "RSA" },
1474 | { 2, "DSA" },
1475 | { 3, "ECDSA" },
1476 | #if 0
1477 | /* As above. */
1478 | { 7, "ED25519" },
1479 | { 8, "ED448" },
1480 | { 64, "GOSTR34102012_256" },
1481 | { 65, "GOSTR34102012_512" },
1482 | #endif
1483 | { 0, NULL((void*)0) }
1484 | };
1485 |
1486 | /* RFC 8446 Section 4.2.3 */
1487 | const value_string tls13_signature_algorithm[] = {
1488 | { 0x0201, "rsa_pkcs1_sha1" },
1489 | { 0x0203, "ecdsa_sha1" },
1490 | { 0x0401, "rsa_pkcs1_sha256" },
1491 | { 0x0403, "ecdsa_secp256r1_sha256" },
1492 | { 0x0420, "rsa_pkcs1_sha256_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1493 | { 0x0501, "rsa_pkcs1_sha384" },
1494 | { 0x0503, "ecdsa_secp384r1_sha384" },
1495 | { 0x0520, "rsa_pkcs1_sha384_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1496 | { 0x0601, "rsa_pkcs1_sha512" },
1497 | { 0x0603, "ecdsa_secp521r1_sha512" },
1498 | { 0x0620, "rsa_pkcs1_sha512_legacy" }, /* draft-davidben-tls13-pkcs1-01 */
1499 | { 0x0704, "eccsi_sha256" }, /* draft-wang-tls-raw-public-key-with-ibc-02 */
1500 | { 0x0705, "iso_ibs1" }, /* draft-wang-tls-raw-public-key-with-ibc-02 */
1501 | { 0x0706, "iso_ibs2" }, /* draft-wang-tls-raw-public-key-with-ibc-02 */
1502 | { 0x0707, "iso_chinese_ibs" }, /* draft-wang-tls-raw-public-key-with-ibc-02 */
1503 | { 0x0708, "sm2sig_sm3" },
1504 | { 0x0709, "gostr34102012_256a" }, /* RFC9367 */
1505 | { 0x070a, "gostr34102012_256b" }, /* RFC9367 */
1506 | { 0x070b, "gostr34102012_256c" }, /* RFC9367 */
1507 | { 0x070c, "gostr34102012_256d" }, /* RFC9367 */
1508 | { 0x070d, "gostr34102012_512a" }, /* RFC9367 */
1509 | { 0x070e, "gostr34102012_512b" }, /* RFC9367 */
1510 | { 0x070f, "gostr34102012_512c" }, /* RFC9367 */
1511 | { 0x0804, "rsa_pss_rsae_sha256" },
1512 | { 0x0805, "rsa_pss_rsae_sha384" },
1513 | { 0x0806, "rsa_pss_rsae_sha512" },
1514 | { 0x0807, "ed25519" },
1515 | { 0x0808, "ed448" },
1516 | { 0x0809, "rsa_pss_pss_sha256" },
1517 | { 0x080a, "rsa_pss_pss_sha384" },
1518 | { 0x080b, "rsa_pss_pss_sha512" },
1519 | { 0x081a, "ecdsa_brainpoolP256r1tls13_sha256" }, /* RFC8734 */
1520 | { 0x081b, "ecdsa_brainpoolP384r1tls13_sha384" }, /* RFC8734 */
1521 | { 0x081c, "ecdsa_brainpoolP512r1tls13_sha512" }, /* RFC8734 */
1522 | { 0x0904, "mldsa44" }, /* draft-ietf-tls-mldsa-00 */
1523 | { 0x0905, "mldsa65" }, /* draft-ietf-tls-mldsa-00 */
1524 | { 0x0906, "mldsa87" }, /* draft-ietf-tls-mldsa-00 */
1525 | { 0x0911, "slhdsa_sha2_128s" }, /* draft-reddy-tls-slhdsa-01 */
1526 | { 0x0912, "slhdsa_sha2_128f" }, /* draft-reddy-tls-slhdsa-01 */
1527 | { 0x0913, "slhdsa_sha2_192s" }, /* draft-reddy-tls-slhdsa-01 */
1528 | { 0x0914, "slhdsa_sha2_192f" }, /* draft-reddy-tls-slhdsa-01 */
1529 | { 0x0915, "slhdsa_sha2_256s" }, /* draft-reddy-tls-slhdsa-01 */
1530 | { 0x0916, "slhdsa_sha2_256f" }, /* draft-reddy-tls-slhdsa-01 */
1531 | { 0x0917, "slhdsa_shake_128s" }, /* draft-reddy-tls-slhdsa-01 */
1532 | { 0x0918, "slhdsa_shake_128f" }, /* draft-reddy-tls-slhdsa-01 */
1533 | { 0x0919, "slhdsa_shake_192s" }, /* draft-reddy-tls-slhdsa-01 */
1534 | { 0x091a, "slhdsa_shake_192f" }, /* draft-reddy-tls-slhdsa-01 */
1535 | { 0x091b, "slhdsa_shake_256s" }, /* draft-reddy-tls-slhdsa-01 */
1536 | { 0x091c, "slhdsa_shake_256f" }, /* draft-reddy-tls-slhdsa-01 */
1537 | /* PQC digital signature algorithms from OQS-OpenSSL,
1538 | see https://github.com/open-quantum-safe/oqs-provider/blob/main/oqs-template/oqs-sig-info.md */
1539 | { 0xfea0, "dilithium2" },
1540 | { 0xfea1, "p256_dilithium2" },
1541 | { 0xfea2, "rsa3072_dilithium2" },
1542 | { 0xfea3, "dilithium3" },
1543 | { 0xfea4, "p384_dilithium3" },
1544 | { 0xfea5, "dilithium5" },
1545 | { 0xfea6, "p521_dilithium5" },
1546 | { 0xfea7, "dilithium2_aes" },
1547 | { 0xfea8, "p256_dilithium2_aes" },
1548 | { 0xfea9, "rsa3072_dilithium2_aes" },
1549 | { 0xfeaa, "dilithium3_aes" },
1550 | { 0xfeab, "p384_dilithium3_aes" },
1551 | { 0xfeac, "dilithium5_aes" },
1552 | { 0xfead, "p521_dilithium5_aes" },
1553 | { 0xfe0b, "falcon512" },
1554 | { 0xfe0c, "p256_falcon512" },
1555 | { 0xfe0d, "rsa3072_falcon512" },
1556 | { 0xfe0e, "falcon1024" },
1557 | { 0xfe0f, "p521_falcon1024" },
1558 | { 0xfe96, "picnicl1full" },
1559 | { 0xfe97, "p256_picnicl1full" },
1560 | { 0xfe98, "rsa3072_picnicl1full" },
1561 | { 0xfe1b, "picnic3l1" },
1562 | { 0xfe1c, "p256_picnic3l1" },
1563 | { 0xfe1d, "rsa3072_picnic3l1" },
1564 | { 0xfe27, "rainbowIclassic" },
1565 | { 0xfe28, "p256_rainbowIclassic" },
1566 | { 0xfe29, "rsa3072_rainbowIclassic" },
1567 | { 0xfe3c, "rainbowVclassic" },
1568 | { 0xfe3d, "p521_rainbowVclassic" },
1569 | { 0xfe42, "sphincsharaka128frobust" },
1570 | { 0xfe43, "p256_sphincsharaka128frobust" },
1571 | { 0xfe44, "rsa3072_sphincsharaka128frobust" },
1572 | { 0xfe5e, "sphincssha256128frobust" },
1573 | { 0xfe5f, "p256_sphincssha256128frobust" },
1574 | { 0xfe60, "rsa3072_sphincssha256128frobust" },
1575 | { 0xfe7a, "sphincsshake256128frobust" },
1576 | { 0xfe7b, "p256_sphincsshake256128frobust" },
1577 | { 0xfe7c, "rsa3072_sphincsshake256128frobust" },
1578 | { 0, NULL((void*)0) }
1579 | };
1580 |
1581 | /* RFC 6091 3.1 */
1582 | const value_string tls_certificate_type[] = {
1583 | { 0, "X.509" },
1584 | { 1, "OpenPGP" },
1585 | { SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2, "Raw Public Key" }, /* RFC 7250 */
1586 | { 0, NULL((void*)0) }
1587 | };
1588 |
1589 | const value_string tls_cert_chain_type[] = {
1590 | { SSL_HND_CERT_URL_TYPE_INDIVIDUAL_CERT1, "Individual Certificates" },
1591 | { SSL_HND_CERT_URL_TYPE_PKIPATH2, "PKI Path" },
1592 | { 0, NULL((void*)0) }
1593 | };
1594 |
1595 | const value_string tls_cert_status_type[] = {
1596 | { SSL_HND_CERT_STATUS_TYPE_OCSP1, "OCSP" },
1597 | { SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2, "OCSP Multi" },
1598 | { 0, NULL((void*)0) }
1599 | };
1600 |
1601 | /* Generated by tools/make-tls-ct-logids.py
1602 | * Last-Modified Sat, 15 Nov 2025 14:27:28 GMT, 187 entries. */
1603 | static const bytes_string ct_logids[] = {
1604 | { (const uint8_t[]){
1605 | 0xb2, 0x1e, 0x05, 0xcc, 0x8b, 0xa2, 0xcd, 0x8a, 0x20, 0x4e, 0x87,
1606 | 0x66, 0xf9, 0x2b, 0xb9, 0x8a, 0x25, 0x20, 0x67, 0x6b, 0xda, 0xfa,
1607 | 0x70, 0xe7, 0xb2, 0x49, 0x53, 0x2d, 0xef, 0x8b, 0x90, 0x5e,
1608 | },
1609 | 32, "Google 'Argon2020' log" },
1610 | { (const uint8_t[]){
1611 | 0xf6, 0x5c, 0x94, 0x2f, 0xd1, 0x77, 0x30, 0x22, 0x14, 0x54, 0x18,
1612 | 0x08, 0x30, 0x94, 0x56, 0x8e, 0xe3, 0x4d, 0x13, 0x19, 0x33, 0xbf,
1613 | 0xdf, 0x0c, 0x2f, 0x20, 0x0b, 0xcc, 0x4e, 0xf1, 0x64, 0xe3,
1614 | },
1615 | 32, "Google 'Argon2021' log" },
1616 | { (const uint8_t[]){
1617 | 0x29, 0x79, 0xbe, 0xf0, 0x9e, 0x39, 0x39, 0x21, 0xf0, 0x56, 0x73,
1618 | 0x9f, 0x63, 0xa5, 0x77, 0xe5, 0xbe, 0x57, 0x7d, 0x9c, 0x60, 0x0a,
1619 | 0xf8, 0xf9, 0x4d, 0x5d, 0x26, 0x5c, 0x25, 0x5d, 0xc7, 0x84,
1620 | },
1621 | 32, "Google 'Argon2022' log" },
1622 | { (const uint8_t[]){
1623 | 0xe8, 0x3e, 0xd0, 0xda, 0x3e, 0xf5, 0x06, 0x35, 0x32, 0xe7, 0x57,
1624 | 0x28, 0xbc, 0x89, 0x6b, 0xc9, 0x03, 0xd3, 0xcb, 0xd1, 0x11, 0x6b,
1625 | 0xec, 0xeb, 0x69, 0xe1, 0x77, 0x7d, 0x6d, 0x06, 0xbd, 0x6e,
1626 | },
1627 | 32, "Google 'Argon2023' log" },
1628 | { (const uint8_t[]){
1629 | 0xee, 0xcd, 0xd0, 0x64, 0xd5, 0xdb, 0x1a, 0xce, 0xc5, 0x5c, 0xb7,
1630 | 0x9d, 0xb4, 0xcd, 0x13, 0xa2, 0x32, 0x87, 0x46, 0x7c, 0xbc, 0xec,
1631 | 0xde, 0xc3, 0x51, 0x48, 0x59, 0x46, 0x71, 0x1f, 0xb5, 0x9b,
1632 | },
1633 | 32, "Google 'Argon2024' log" },
1634 | { (const uint8_t[]){
1635 | 0x4e, 0x75, 0xa3, 0x27, 0x5c, 0x9a, 0x10, 0xc3, 0x38, 0x5b, 0x6c,
1636 | 0xd4, 0xdf, 0x3f, 0x52, 0xeb, 0x1d, 0xf0, 0xe0, 0x8e, 0x1b, 0x8d,
1637 | 0x69, 0xc0, 0xb1, 0xfa, 0x64, 0xb1, 0x62, 0x9a, 0x39, 0xdf,
1638 | },
1639 | 32, "Google 'Argon2025h1' log" },
1640 | { (const uint8_t[]){
1641 | 0x12, 0xf1, 0x4e, 0x34, 0xbd, 0x53, 0x72, 0x4c, 0x84, 0x06, 0x19,
1642 | 0xc3, 0x8f, 0x3f, 0x7a, 0x13, 0xf8, 0xe7, 0xb5, 0x62, 0x87, 0x88,
1643 | 0x9c, 0x6d, 0x30, 0x05, 0x84, 0xeb, 0xe5, 0x86, 0x26, 0x3a,
1644 | },
1645 | 32, "Google 'Argon2025h2' log" },
1646 | { (const uint8_t[]){
1647 | 0x0e, 0x57, 0x94, 0xbc, 0xf3, 0xae, 0xa9, 0x3e, 0x33, 0x1b, 0x2c,
1648 | 0x99, 0x07, 0xb3, 0xf7, 0x90, 0xdf, 0x9b, 0xc2, 0x3d, 0x71, 0x32,
1649 | 0x25, 0xdd, 0x21, 0xa9, 0x25, 0xac, 0x61, 0xc5, 0x4e, 0x21,
1650 | },
1651 | 32, "Google 'Argon2026h1' log" },
1652 | { (const uint8_t[]){
1653 | 0xd7, 0x6d, 0x7d, 0x10, 0xd1, 0xa7, 0xf5, 0x77, 0xc2, 0xc7, 0xe9,
1654 | 0x5f, 0xd7, 0x00, 0xbf, 0xf9, 0x82, 0xc9, 0x33, 0x5a, 0x65, 0xe1,
1655 | 0xd0, 0xb3, 0x01, 0x73, 0x17, 0xc0, 0xc8, 0xc5, 0x69, 0x77,
1656 | },
1657 | 32, "Google 'Argon2026h2' log" },
1658 | { (const uint8_t[]){
1659 | 0xd6, 0xd5, 0x8d, 0xa9, 0xd0, 0x17, 0x53, 0xf3, 0x6a, 0x4a, 0xa0,
1660 | 0xc7, 0x57, 0x49, 0x02, 0xaf, 0xeb, 0xc7, 0xdc, 0x2c, 0xd3, 0x8c,
1661 | 0xd9, 0xf7, 0x64, 0xc8, 0x0c, 0x89, 0x19, 0x1e, 0x9f, 0x02,
1662 | },
1663 | 32, "Google 'Argon2027h1'" },
1664 | { (const uint8_t[]){
1665 | 0x07, 0xb7, 0x5c, 0x1b, 0xe5, 0x7d, 0x68, 0xff, 0xf1, 0xb0, 0xc6,
1666 | 0x1d, 0x23, 0x15, 0xc7, 0xba, 0xe6, 0x57, 0x7c, 0x57, 0x94, 0xb7,
1667 | 0x6a, 0xee, 0xbc, 0x61, 0x3a, 0x1a, 0x69, 0xd3, 0xa2, 0x1c,
1668 | },
1669 | 32, "Google 'Xenon2020' log" },
1670 | { (const uint8_t[]){
1671 | 0x7d, 0x3e, 0xf2, 0xf8, 0x8f, 0xff, 0x88, 0x55, 0x68, 0x24, 0xc2,
1672 | 0xc0, 0xca, 0x9e, 0x52, 0x89, 0x79, 0x2b, 0xc5, 0x0e, 0x78, 0x09,
1673 | 0x7f, 0x2e, 0x6a, 0x97, 0x68, 0x99, 0x7e, 0x22, 0xf0, 0xd7,
1674 | },
1675 | 32, "Google 'Xenon2021' log" },
1676 | { (const uint8_t[]){
1677 | 0x46, 0xa5, 0x55, 0xeb, 0x75, 0xfa, 0x91, 0x20, 0x30, 0xb5, 0xa2,
1678 | 0x89, 0x69, 0xf4, 0xf3, 0x7d, 0x11, 0x2c, 0x41, 0x74, 0xbe, 0xfd,
1679 | 0x49, 0xb8, 0x85, 0xab, 0xf2, 0xfc, 0x70, 0xfe, 0x6d, 0x47,
1680 | },
1681 | 32, "Google 'Xenon2022' log" },
1682 | { (const uint8_t[]){
1683 | 0xad, 0xf7, 0xbe, 0xfa, 0x7c, 0xff, 0x10, 0xc8, 0x8b, 0x9d, 0x3d,
1684 | 0x9c, 0x1e, 0x3e, 0x18, 0x6a, 0xb4, 0x67, 0x29, 0x5d, 0xcf, 0xb1,
1685 | 0x0c, 0x24, 0xca, 0x85, 0x86, 0x34, 0xeb, 0xdc, 0x82, 0x8a,
1686 | },
1687 | 32, "Google 'Xenon2023' log" },
1688 | { (const uint8_t[]){
1689 | 0x76, 0xff, 0x88, 0x3f, 0x0a, 0xb6, 0xfb, 0x95, 0x51, 0xc2, 0x61,
1690 | 0xcc, 0xf5, 0x87, 0xba, 0x34, 0xb4, 0xa4, 0xcd, 0xbb, 0x29, 0xdc,
1691 | 0x68, 0x42, 0x0a, 0x9f, 0xe6, 0x67, 0x4c, 0x5a, 0x3a, 0x74,
1692 | },
1693 | 32, "Google 'Xenon2024' log" },
1694 | { (const uint8_t[]){
1695 | 0xcf, 0x11, 0x56, 0xee, 0xd5, 0x2e, 0x7c, 0xaf, 0xf3, 0x87, 0x5b,
1696 | 0xd9, 0x69, 0x2e, 0x9b, 0xe9, 0x1a, 0x71, 0x67, 0x4a, 0xb0, 0x17,
1697 | 0xec, 0xac, 0x01, 0xd2, 0x5b, 0x77, 0xce, 0xcc, 0x3b, 0x08,
1698 | },
1699 | 32, "Google 'Xenon2025h1' log" },
1700 | { (const uint8_t[]){
1701 | 0xdd, 0xdc, 0xca, 0x34, 0x95, 0xd7, 0xe1, 0x16, 0x05, 0xe7, 0x95,
1702 | 0x32, 0xfa, 0xc7, 0x9f, 0xf8, 0x3d, 0x1c, 0x50, 0xdf, 0xdb, 0x00,
1703 | 0x3a, 0x14, 0x12, 0x76, 0x0a, 0x2c, 0xac, 0xbb, 0xc8, 0x2a,
1704 | },
1705 | 32, "Google 'Xenon2025h2' log" },
1706 | { (const uint8_t[]){
1707 | 0x96, 0x97, 0x64, 0xbf, 0x55, 0x58, 0x97, 0xad, 0xf7, 0x43, 0x87,
1708 | 0x68, 0x37, 0x08, 0x42, 0x77, 0xe9, 0xf0, 0x3a, 0xd5, 0xf6, 0xa4,
1709 | 0xf3, 0x36, 0x6e, 0x46, 0xa4, 0x3f, 0x0f, 0xca, 0xa9, 0xc6,
1710 | },
1711 | 32, "Google 'Xenon2026h1' log" },
1712 | { (const uint8_t[]){
1713 | 0xd8, 0x09, 0x55, 0x3b, 0x94, 0x4f, 0x7a, 0xff, 0xc8, 0x16, 0x19,
1714 | 0x6f, 0x94, 0x4f, 0x85, 0xab, 0xb0, 0xf8, 0xfc, 0x5e, 0x87, 0x55,
1715 | 0x26, 0x0f, 0x15, 0xd1, 0x2e, 0x72, 0xbb, 0x45, 0x4b, 0x14,
1716 | },
1717 | 32, "Google 'Xenon2026h2' log" },
1718 | { (const uint8_t[]){
1719 | 0x44, 0xc2, 0xbd, 0x0c, 0xe9, 0x14, 0x0e, 0x64, 0xa5, 0xc9, 0x4a,
1720 | 0x01, 0x93, 0x0a, 0x5a, 0xa1, 0xbb, 0x35, 0x97, 0x0e, 0x00, 0xee,
1721 | 0x11, 0x16, 0x89, 0x68, 0x2a, 0x1c, 0x44, 0xd7, 0xb5, 0x66,
1722 | },
1723 | 32, "Google 'Xenon2027h1'" },
1724 | { (const uint8_t[]){
1725 | 0x68, 0xf6, 0x98, 0xf8, 0x1f, 0x64, 0x82, 0xbe, 0x3a, 0x8c, 0xee,
1726 | 0xb9, 0x28, 0x1d, 0x4c, 0xfc, 0x71, 0x51, 0x5d, 0x67, 0x93, 0xd4,
1727 | 0x44, 0xd1, 0x0a, 0x67, 0xac, 0xbb, 0x4f, 0x4f, 0xfb, 0xc4,
1728 | },
1729 | 32, "Google 'Aviator' log" },
1730 | { (const uint8_t[]){
1731 | 0x29, 0x3c, 0x51, 0x96, 0x54, 0xc8, 0x39, 0x65, 0xba, 0xaa, 0x50,
1732 | 0xfc, 0x58, 0x07, 0xd4, 0xb7, 0x6f, 0xbf, 0x58, 0x7a, 0x29, 0x72,
1733 | 0xdc, 0xa4, 0xc3, 0x0c, 0xf4, 0xe5, 0x45, 0x47, 0xf4, 0x78,
1734 | },
1735 | 32, "Google 'Icarus' log" },
1736 | { (const uint8_t[]){
1737 | 0xa4, 0xb9, 0x09, 0x90, 0xb4, 0x18, 0x58, 0x14, 0x87, 0xbb, 0x13,
1738 | 0xa2, 0xcc, 0x67, 0x70, 0x0a, 0x3c, 0x35, 0x98, 0x04, 0xf9, 0x1b,
1739 | 0xdf, 0xb8, 0xe3, 0x77, 0xcd, 0x0e, 0xc8, 0x0d, 0xdc, 0x10,
1740 | },
1741 | 32, "Google 'Pilot' log" },
1742 | { (const uint8_t[]){
1743 | 0xee, 0x4b, 0xbd, 0xb7, 0x75, 0xce, 0x60, 0xba, 0xe1, 0x42, 0x69,
1744 | 0x1f, 0xab, 0xe1, 0x9e, 0x66, 0xa3, 0x0f, 0x7e, 0x5f, 0xb0, 0x72,
1745 | 0xd8, 0x83, 0x00, 0xc4, 0x7b, 0x89, 0x7a, 0xa8, 0xfd, 0xcb,
1746 | },
1747 | 32, "Google 'Rocketeer' log" },
1748 | { (const uint8_t[]){
1749 | 0xbb, 0xd9, 0xdf, 0xbc, 0x1f, 0x8a, 0x71, 0xb5, 0x93, 0x94, 0x23,
1750 | 0x97, 0xaa, 0x92, 0x7b, 0x47, 0x38, 0x57, 0x95, 0x0a, 0xab, 0x52,
1751 | 0xe8, 0x1a, 0x90, 0x96, 0x64, 0x36, 0x8e, 0x1e, 0xd1, 0x85,
1752 | },
1753 | 32, "Google 'Skydiver' log" },
1754 | { (const uint8_t[]){
1755 | 0xfa, 0xd4, 0xc9, 0x7c, 0xc4, 0x9e, 0xe2, 0xf8, 0xac, 0x85, 0xc5,
1756 | 0xea, 0x5c, 0xea, 0x09, 0xd0, 0x22, 0x0d, 0xbb, 0xf4, 0xe4, 0x9c,
1757 | 0x6b, 0x50, 0x66, 0x2f, 0xf8, 0x68, 0xf8, 0x6b, 0x8c, 0x28,
1758 | },
1759 | 32, "Google 'Argon2017' log" },
1760 | { (const uint8_t[]){
1761 | 0xa4, 0x50, 0x12, 0x69, 0x05, 0x5a, 0x15, 0x54, 0x5e, 0x62, 0x11,
1762 | 0xab, 0x37, 0xbc, 0x10, 0x3f, 0x62, 0xae, 0x55, 0x76, 0xa4, 0x5e,
1763 | 0x4b, 0x17, 0x14, 0x45, 0x3e, 0x1b, 0x22, 0x10, 0x6a, 0x25,
1764 | },
1765 | 32, "Google 'Argon2018' log" },
1766 | { (const uint8_t[]){
1767 | 0x63, 0xf2, 0xdb, 0xcd, 0xe8, 0x3b, 0xcc, 0x2c, 0xcf, 0x0b, 0x72,
1768 | 0x84, 0x27, 0x57, 0x6b, 0x33, 0xa4, 0x8d, 0x61, 0x77, 0x8f, 0xbd,
1769 | 0x75, 0xa6, 0x38, 0xb1, 0xc7, 0x68, 0x54, 0x4b, 0xd8, 0x8d,
1770 | },
1771 | 32, "Google 'Argon2019' log" },
1772 | { (const uint8_t[]){
1773 | 0xb1, 0x0c, 0xd5, 0x59, 0xa6, 0xd6, 0x78, 0x46, 0x81, 0x1f, 0x7d,
1774 | 0xf9, 0xa5, 0x15, 0x32, 0x73, 0x9a, 0xc4, 0x8d, 0x70, 0x3b, 0xea,
1775 | 0x03, 0x23, 0xda, 0x5d, 0x38, 0x75, 0x5b, 0xc0, 0xad, 0x4e,
1776 | },
1777 | 32, "Google 'Xenon2018' log" },
1778 | { (const uint8_t[]){
1779 | 0x08, 0x41, 0x14, 0x98, 0x00, 0x71, 0x53, 0x2c, 0x16, 0x19, 0x04,
1780 | 0x60, 0xbc, 0xfc, 0x47, 0xfd, 0xc2, 0x65, 0x3a, 0xfa, 0x29, 0x2c,
1781 | 0x72, 0xb3, 0x7f, 0xf8, 0x63, 0xae, 0x29, 0xcc, 0xc9, 0xf0,
1782 | },
1783 | 32, "Google 'Xenon2019' log" },
1784 | { (const uint8_t[]){
1785 | 0xa8, 0x99, 0xd8, 0x78, 0x0c, 0x92, 0x90, 0xaa, 0xf4, 0x62, 0xf3,
1786 | 0x18, 0x80, 0xcc, 0xfb, 0xd5, 0x24, 0x51, 0xe9, 0x70, 0xd0, 0xfb,
1787 | 0xf5, 0x91, 0xef, 0x75, 0xb0, 0xd9, 0x9b, 0x64, 0x56, 0x81,
1788 | },
1789 | 32, "Google 'Submariner' log" },
1790 | { (const uint8_t[]){
1791 | 0x1d, 0x02, 0x4b, 0x8e, 0xb1, 0x49, 0x8b, 0x34, 0x4d, 0xfd, 0x87,
1792 | 0xea, 0x3e, 0xfc, 0x09, 0x96, 0xf7, 0x50, 0x6f, 0x23, 0x5d, 0x1d,
1793 | 0x49, 0x70, 0x61, 0xa4, 0x77, 0x3c, 0x43, 0x9c, 0x25, 0xfb,
1794 | },
1795 | 32, "Google 'Daedalus' log" },
1796 | { (const uint8_t[]){
1797 | 0xb0, 0xcc, 0x83, 0xe5, 0xa5, 0xf9, 0x7d, 0x6b, 0xaf, 0x7c, 0x09,
1798 | 0xcc, 0x28, 0x49, 0x04, 0x87, 0x2a, 0xc7, 0xe8, 0x8b, 0x13, 0x2c,
1799 | 0x63, 0x50, 0xb7, 0xc6, 0xfd, 0x26, 0xe1, 0x6c, 0x6c, 0x77,
1800 | },
1801 | 32, "Google 'Testtube' log" },
1802 | { (const uint8_t[]){
1803 | 0xc3, 0xbf, 0x03, 0xa7, 0xe1, 0xca, 0x88, 0x41, 0xc6, 0x07, 0xba,
1804 | 0xe3, 0xff, 0x42, 0x70, 0xfc, 0xa5, 0xec, 0x45, 0xb1, 0x86, 0xeb,
1805 | 0xbe, 0x4e, 0x2c, 0xf3, 0xfc, 0x77, 0x86, 0x30, 0xf5, 0xf6,
1806 | },
1807 | 32, "Google 'Crucible' log" },
1808 | { (const uint8_t[]){
1809 | 0x52, 0xeb, 0x4b, 0x22, 0x5e, 0xc8, 0x96, 0x97, 0x48, 0x50, 0x67,
1810 | 0x5f, 0x23, 0xe4, 0x3b, 0xc1, 0xd0, 0x21, 0xe3, 0x21, 0x4c, 0xe5,
1811 | 0x2e, 0xcd, 0x5f, 0xa8, 0x7c, 0x20, 0x3c, 0xdf, 0xca, 0x03,
1812 | },
1813 | 32, "Google 'Solera2018' log" },
1814 | { (const uint8_t[]){
1815 | 0x0b, 0x76, 0x0e, 0x9a, 0x8b, 0x9a, 0x68, 0x2f, 0x88, 0x98, 0x5b,
1816 | 0x15, 0xe9, 0x47, 0x50, 0x1a, 0x56, 0x44, 0x6b, 0xba, 0x88, 0x30,
1817 | 0x78, 0x5c, 0x38, 0x42, 0x99, 0x43, 0x86, 0x45, 0x0c, 0x00,
1818 | },
1819 | 32, "Google 'Solera2019' log" },
1820 | { (const uint8_t[]){
1821 | 0x1f, 0xc7, 0x2c, 0xe5, 0xa1, 0xb7, 0x99, 0xf4, 0x00, 0xc3, 0x59,
1822 | 0xbf, 0xf9, 0x6c, 0xa3, 0x91, 0x35, 0x48, 0xe8, 0x64, 0x42, 0x20,
1823 | 0x61, 0x09, 0x52, 0xe9, 0xba, 0x17, 0x74, 0xf7, 0xba, 0xc7,
1824 | },
1825 | 32, "Google 'Solera2020' log" },
1826 | { (const uint8_t[]){
1827 | 0xa3, 0xc9, 0x98, 0x45, 0xe8, 0x0a, 0xb7, 0xce, 0x00, 0x15, 0x7b,
1828 | 0x37, 0x42, 0xdf, 0x02, 0x07, 0xdd, 0x27, 0x2b, 0x2b, 0x60, 0x2e,
1829 | 0xcf, 0x98, 0xee, 0x2c, 0x12, 0xdb, 0x9c, 0x5a, 0xe7, 0xe7,
1830 | },
1831 | 32, "Google 'Solera2021' log" },
1832 | { (const uint8_t[]){
1833 | 0x69, 0x7a, 0xaf, 0xca, 0x1a, 0x6b, 0x53, 0x6f, 0xae, 0x21, 0x20,
1834 | 0x50, 0x46, 0xde, 0xba, 0xd7, 0xe0, 0xea, 0xea, 0x13, 0xd2, 0x43,
1835 | 0x2e, 0x6e, 0x9d, 0x8f, 0xb3, 0x79, 0xf2, 0xb9, 0xaa, 0xf3,
1836 | },
1837 | 32, "Google 'Solera2022' log" },
1838 | { (const uint8_t[]){
1839 | 0xf9, 0x7e, 0x97, 0xb8, 0xd3, 0x3e, 0xf7, 0xa1, 0x59, 0x02, 0xa5,
1840 | 0x3a, 0x19, 0xe1, 0x79, 0x90, 0xe5, 0xdc, 0x40, 0x6a, 0x03, 0x18,
1841 | 0x25, 0xba, 0xad, 0x93, 0xe9, 0x8f, 0x9b, 0x9c, 0x69, 0xcb,
1842 | },
1843 | 32, "Google 'Solera2023' log" },
1844 | { (const uint8_t[]){
1845 | 0x30, 0x24, 0xce, 0x7e, 0xeb, 0x16, 0x88, 0x62, 0x72, 0x4b, 0xea,
1846 | 0x70, 0x2e, 0xff, 0xf9, 0x92, 0xcf, 0xe4, 0x56, 0x43, 0x41, 0x91,
1847 | 0xaa, 0x59, 0x5b, 0x25, 0xf8, 0x02, 0x26, 0xc8, 0x00, 0x17,
1848 | },
1849 | 32, "Google 'Solera2024' log" },
1850 | { (const uint8_t[]){
1851 | 0x3f, 0xe1, 0xcb, 0x46, 0xed, 0x47, 0x35, 0x79, 0xaf, 0x01, 0x41,
1852 | 0xf9, 0x72, 0x4d, 0x9d, 0xc4, 0x43, 0x47, 0x2d, 0x75, 0x6e, 0x85,
1853 | 0xe7, 0x71, 0x9c, 0x55, 0x82, 0x48, 0x5d, 0xd4, 0xe1, 0xe4,
1854 | },
1855 | 32, "Google 'Solera2025h1' log" },
1856 | { (const uint8_t[]){
1857 | 0x26, 0x02, 0x39, 0x48, 0x87, 0x4c, 0xf7, 0xfc, 0xd0, 0xfb, 0x64,
1858 | 0x71, 0xa4, 0x3e, 0x84, 0x7e, 0xbb, 0x20, 0x0a, 0xe6, 0xe2, 0xfa,
1859 | 0x24, 0x23, 0x6d, 0xf6, 0xd1, 0xa6, 0x06, 0x63, 0x0f, 0xb1,
1860 | },
1861 | 32, "Google 'Solera2025h2' log" },
1862 | { (const uint8_t[]){
1863 | 0xc8, 0x4b, 0x90, 0x7a, 0x07, 0xbe, 0xaa, 0x29, 0xa6, 0x14, 0xc2,
1864 | 0x45, 0x84, 0xb7, 0xa3, 0xf6, 0x62, 0x43, 0x94, 0x68, 0x7b, 0x25,
1865 | 0xfe, 0x62, 0x83, 0x8b, 0x71, 0xec, 0x42, 0x2a, 0xd2, 0xf9,
1866 | },
1867 | 32, "Google 'Solera2026h1' log" },
1868 | { (const uint8_t[]){
1869 | 0x62, 0xe9, 0x00, 0x60, 0x04, 0xa3, 0x07, 0x95, 0x5a, 0x75, 0x44,
1870 | 0xb4, 0xd5, 0x84, 0xa9, 0x62, 0x68, 0xca, 0x1d, 0x6e, 0x45, 0x85,
1871 | 0xad, 0xf0, 0x91, 0x6d, 0xfe, 0x5f, 0xdc, 0x1f, 0x04, 0xdb,
1872 | },
1873 | 32, "Google 'Solera2026h2' log" },
1874 | { (const uint8_t[]){
1875 | 0x3d, 0xe4, 0x92, 0xa8, 0x98, 0x93, 0xad, 0x70, 0x5e, 0x78, 0x46,
1876 | 0xed, 0x21, 0xd4, 0x8d, 0xca, 0xfb, 0xad, 0x13, 0x9e, 0xa6, 0x4e,
1877 | 0xd1, 0xe3, 0x49, 0xf9, 0x00, 0xb0, 0xa2, 0xcd, 0xa5, 0xe2,
1878 | },
1879 | 32, "Google 'Solera2027h1' log" },
1880 | { (const uint8_t[]){
1881 | 0x5e, 0xa7, 0x73, 0xf9, 0xdf, 0x56, 0xc0, 0xe7, 0xb5, 0x36, 0x48,
1882 | 0x7d, 0xd0, 0x49, 0xe0, 0x32, 0x7a, 0x91, 0x9a, 0x0c, 0x84, 0xa1,
1883 | 0x12, 0x12, 0x84, 0x18, 0x75, 0x96, 0x81, 0x71, 0x45, 0x58,
1884 | },
1885 | 32, "Cloudflare 'Nimbus2020' Log" },
1886 | { (const uint8_t[]){
1887 | 0x44, 0x94, 0x65, 0x2e, 0xb0, 0xee, 0xce, 0xaf, 0xc4, 0x40, 0x07,
1888 | 0xd8, 0xa8, 0xfe, 0x28, 0xc0, 0xda, 0xe6, 0x82, 0xbe, 0xd8, 0xcb,
1889 | 0x31, 0xb5, 0x3f, 0xd3, 0x33, 0x96, 0xb5, 0xb6, 0x81, 0xa8,
1890 | },
1891 | 32, "Cloudflare 'Nimbus2021' Log" },
1892 | { (const uint8_t[]){
1893 | 0x41, 0xc8, 0xca, 0xb1, 0xdf, 0x22, 0x46, 0x4a, 0x10, 0xc6, 0xa1,
1894 | 0x3a, 0x09, 0x42, 0x87, 0x5e, 0x4e, 0x31, 0x8b, 0x1b, 0x03, 0xeb,
1895 | 0xeb, 0x4b, 0xc7, 0x68, 0xf0, 0x90, 0x62, 0x96, 0x06, 0xf6,
1896 | },
1897 | 32, "Cloudflare 'Nimbus2022' Log" },
1898 | { (const uint8_t[]){
1899 | 0x7a, 0x32, 0x8c, 0x54, 0xd8, 0xb7, 0x2d, 0xb6, 0x20, 0xea, 0x38,
1900 | 0xe0, 0x52, 0x1e, 0xe9, 0x84, 0x16, 0x70, 0x32, 0x13, 0x85, 0x4d,
1901 | 0x3b, 0xd2, 0x2b, 0xc1, 0x3a, 0x57, 0xa3, 0x52, 0xeb, 0x52,
1902 | },
1903 | 32, "Cloudflare 'Nimbus2023' Log" },
1904 | { (const uint8_t[]){
1905 | 0xda, 0xb6, 0xbf, 0x6b, 0x3f, 0xb5, 0xb6, 0x22, 0x9f, 0x9b, 0xc2,
1906 | 0xbb, 0x5c, 0x6b, 0xe8, 0x70, 0x91, 0x71, 0x6c, 0xbb, 0x51, 0x84,
1907 | 0x85, 0x34, 0xbd, 0xa4, 0x3d, 0x30, 0x48, 0xd7, 0xfb, 0xab,
1908 | },
1909 | 32, "Cloudflare 'Nimbus2024' Log" },
1910 | { (const uint8_t[]){
1911 | 0xcc, 0xfb, 0x0f, 0x6a, 0x85, 0x71, 0x09, 0x65, 0xfe, 0x95, 0x9b,
1912 | 0x53, 0xce, 0xe9, 0xb2, 0x7c, 0x22, 0xe9, 0x85, 0x5c, 0x0d, 0x97,
1913 | 0x8d, 0xb6, 0xa9, 0x7e, 0x54, 0xc0, 0xfe, 0x4c, 0x0d, 0xb0,
1914 | },
1915 | 32, "Cloudflare 'Nimbus2025'" },
1916 | { (const uint8_t[]){
1917 | 0xcb, 0x38, 0xf7, 0x15, 0x89, 0x7c, 0x84, 0xa1, 0x44, 0x5f, 0x5b,
1918 | 0xc1, 0xdd, 0xfb, 0xc9, 0x6e, 0xf2, 0x9a, 0x59, 0xcd, 0x47, 0x0a,
1919 | 0x69, 0x05, 0x85, 0xb0, 0xcb, 0x14, 0xc3, 0x14, 0x58, 0xe7,
1920 | },
1921 | 32, "Cloudflare 'Nimbus2026'" },
1922 | { (const uint8_t[]){
1923 | 0x4c, 0x63, 0xdc, 0x98, 0xe5, 0x9c, 0x1d, 0xab, 0x88, 0xf6, 0x1e,
1924 | 0x8a, 0x3d, 0xde, 0xae, 0x8f, 0xab, 0x44, 0xa3, 0x37, 0x7b, 0x5f,
1925 | 0x9b, 0x94, 0xc3, 0xfb, 0xa1, 0x9c, 0xfc, 0xc1, 0xbe, 0x26,
1926 | },
1927 | 32, "Cloudflare 'Nimbus2027'" },
1928 | { (const uint8_t[]){
1929 | 0x1f, 0xbc, 0x36, 0xe0, 0x02, 0xed, 0xe9, 0x7f, 0x40, 0x19, 0x9e,
1930 | 0x86, 0xb3, 0x57, 0x3b, 0x8a, 0x42, 0x17, 0xd8, 0x01, 0x87, 0x74,
1931 | 0x6a, 0xd0, 0xda, 0x03, 0xa0, 0x60, 0x54, 0xd2, 0x0d, 0xf4,
1932 | },
1933 | 32, "Cloudflare 'Nimbus2017' Log" },
1934 | { (const uint8_t[]){
1935 | 0xdb, 0x74, 0xaf, 0xee, 0xcb, 0x29, 0xec, 0xb1, 0xfe, 0xca, 0x3e,
1936 | 0x71, 0x6d, 0x2c, 0xe5, 0xb9, 0xaa, 0xbb, 0x36, 0xf7, 0x84, 0x71,
1937 | 0x83, 0xc7, 0x5d, 0x9d, 0x4f, 0x37, 0xb6, 0x1f, 0xbf, 0x64,
1938 | },
1939 | 32, "Cloudflare 'Nimbus2018' Log" },
1940 | { (const uint8_t[]){
1941 | 0x74, 0x7e, 0xda, 0x83, 0x31, 0xad, 0x33, 0x10, 0x91, 0x21, 0x9c,
1942 | 0xce, 0x25, 0x4f, 0x42, 0x70, 0xc2, 0xbf, 0xfd, 0x5e, 0x42, 0x20,
1943 | 0x08, 0xc6, 0x37, 0x35, 0x79, 0xe6, 0x10, 0x7b, 0xcc, 0x56,
1944 | },
1945 | 32, "Cloudflare 'Nimbus2019' Log" },
1946 | { (const uint8_t[]){
1947 | 0x56, 0x14, 0x06, 0x9a, 0x2f, 0xd7, 0xc2, 0xec, 0xd3, 0xf5, 0xe1,
1948 | 0xbd, 0x44, 0xb2, 0x3e, 0xc7, 0x46, 0x76, 0xb9, 0xbc, 0x99, 0x11,
1949 | 0x5c, 0xc0, 0xef, 0x94, 0x98, 0x55, 0xd6, 0x89, 0xd0, 0xdd,
1950 | },
1951 | 32, "DigiCert Log Server" },
1952 | { (const uint8_t[]){
1953 | 0x87, 0x75, 0xbf, 0xe7, 0x59, 0x7c, 0xf8, 0x8c, 0x43, 0x99, 0x5f,
1954 | 0xbd, 0xf3, 0x6e, 0xff, 0x56, 0x8d, 0x47, 0x56, 0x36, 0xff, 0x4a,
1955 | 0xb5, 0x60, 0xc1, 0xb4, 0xea, 0xff, 0x5e, 0xa0, 0x83, 0x0f,
1956 | },
1957 | 32, "DigiCert Log Server 2" },
1958 | { (const uint8_t[]){
1959 | 0xf0, 0x95, 0xa4, 0x59, 0xf2, 0x00, 0xd1, 0x82, 0x40, 0x10, 0x2d,
1960 | 0x2f, 0x93, 0x88, 0x8e, 0xad, 0x4b, 0xfe, 0x1d, 0x47, 0xe3, 0x99,
1961 | 0xe1, 0xd0, 0x34, 0xa6, 0xb0, 0xa8, 0xaa, 0x8e, 0xb2, 0x73,
1962 | },
1963 | 32, "DigiCert Yeti2020 Log" },
1964 | { (const uint8_t[]){
1965 | 0x5c, 0xdc, 0x43, 0x92, 0xfe, 0xe6, 0xab, 0x45, 0x44, 0xb1, 0x5e,
1966 | 0x9a, 0xd4, 0x56, 0xe6, 0x10, 0x37, 0xfb, 0xd5, 0xfa, 0x47, 0xdc,
1967 | 0xa1, 0x73, 0x94, 0xb2, 0x5e, 0xe6, 0xf6, 0xc7, 0x0e, 0xca,
1968 | },
1969 | 32, "DigiCert Yeti2021 Log" },
1970 | { (const uint8_t[]){
1971 | 0x22, 0x45, 0x45, 0x07, 0x59, 0x55, 0x24, 0x56, 0x96, 0x3f, 0xa1,
1972 | 0x2f, 0xf1, 0xf7, 0x6d, 0x86, 0xe0, 0x23, 0x26, 0x63, 0xad, 0xc0,
1973 | 0x4b, 0x7f, 0x5d, 0xc6, 0x83, 0x5c, 0x6e, 0xe2, 0x0f, 0x02,
1974 | },
1975 | 32, "DigiCert Yeti2022 Log" },
1976 | { (const uint8_t[]){
1977 | 0x35, 0xcf, 0x19, 0x1b, 0xbf, 0xb1, 0x6c, 0x57, 0xbf, 0x0f, 0xad,
1978 | 0x4c, 0x6d, 0x42, 0xcb, 0xbb, 0xb6, 0x27, 0x20, 0x26, 0x51, 0xea,
1979 | 0x3f, 0xe1, 0x2a, 0xef, 0xa8, 0x03, 0xc3, 0x3b, 0xd6, 0x4c,
1980 | },
1981 | 32, "DigiCert Yeti2023 Log" },
1982 | { (const uint8_t[]){
1983 | 0x48, 0xb0, 0xe3, 0x6b, 0xda, 0xa6, 0x47, 0x34, 0x0f, 0xe5, 0x6a,
1984 | 0x02, 0xfa, 0x9d, 0x30, 0xeb, 0x1c, 0x52, 0x01, 0xcb, 0x56, 0xdd,
1985 | 0x2c, 0x81, 0xd9, 0xbb, 0xbf, 0xab, 0x39, 0xd8, 0x84, 0x73,
1986 | },
1987 | 32, "DigiCert Yeti2024 Log" },
1988 | { (const uint8_t[]){
1989 | 0x7d, 0x59, 0x1e, 0x12, 0xe1, 0x78, 0x2a, 0x7b, 0x1c, 0x61, 0x67,
1990 | 0x7c, 0x5e, 0xfd, 0xf8, 0xd0, 0x87, 0x5c, 0x14, 0xa0, 0x4e, 0x95,
1991 | 0x9e, 0xb9, 0x03, 0x2f, 0xd9, 0x0e, 0x8c, 0x2e, 0x79, 0xb8,
1992 | },
1993 | 32, "DigiCert Yeti2025 Log" },
1994 | { (const uint8_t[]){
1995 | 0xc6, 0x52, 0xa0, 0xec, 0x48, 0xce, 0xb3, 0xfc, 0xab, 0x17, 0x09,
1996 | 0x92, 0xc4, 0x3a, 0x87, 0x41, 0x33, 0x09, 0xe8, 0x00, 0x65, 0xa2,
1997 | 0x62, 0x52, 0x40, 0x1b, 0xa3, 0x36, 0x2a, 0x17, 0xc5, 0x65,
1998 | },
1999 | 32, "DigiCert Nessie2020 Log" },
2000 | { (const uint8_t[]){
2001 | 0xee, 0xc0, 0x95, 0xee, 0x8d, 0x72, 0x64, 0x0f, 0x92, 0xe3, 0xc3,
2002 | 0xb9, 0x1b, 0xc7, 0x12, 0xa3, 0x69, 0x6a, 0x09, 0x7b, 0x4b, 0x6a,
2003 | 0x1a, 0x14, 0x38, 0xe6, 0x47, 0xb2, 0xcb, 0xed, 0xc5, 0xf9,
2004 | },
2005 | 32, "DigiCert Nessie2021 Log" },
2006 | { (const uint8_t[]){
2007 | 0x51, 0xa3, 0xb0, 0xf5, 0xfd, 0x01, 0x79, 0x9c, 0x56, 0x6d, 0xb8,
2008 | 0x37, 0x78, 0x8f, 0x0c, 0xa4, 0x7a, 0xcc, 0x1b, 0x27, 0xcb, 0xf7,
2009 | 0x9e, 0x88, 0x42, 0x9a, 0x0d, 0xfe, 0xd4, 0x8b, 0x05, 0xe5,
2010 | },
2011 | 32, "DigiCert Nessie2022 Log" },
2012 | { (const uint8_t[]){
2013 | 0xb3, 0x73, 0x77, 0x07, 0xe1, 0x84, 0x50, 0xf8, 0x63, 0x86, 0xd6,
2014 | 0x05, 0xa9, 0xdc, 0x11, 0x09, 0x4a, 0x79, 0x2d, 0xb1, 0x67, 0x0c,
2015 | 0x0b, 0x87, 0xdc, 0xf0, 0x03, 0x0e, 0x79, 0x36, 0xa5, 0x9a,
2016 | },
2017 | 32, "DigiCert Nessie2023 Log" },
2018 | { (const uint8_t[]){
2019 | 0x73, 0xd9, 0x9e, 0x89, 0x1b, 0x4c, 0x96, 0x78, 0xa0, 0x20, 0x7d,
2020 | 0x47, 0x9d, 0xe6, 0xb2, 0xc6, 0x1c, 0xd0, 0x51, 0x5e, 0x71, 0x19,
2021 | 0x2a, 0x8c, 0x6b, 0x80, 0x10, 0x7a, 0xc1, 0x77, 0x72, 0xb5,
2022 | },
2023 | 32, "DigiCert Nessie2024 Log" },
2024 | { (const uint8_t[]){
2025 | 0xe6, 0xd2, 0x31, 0x63, 0x40, 0x77, 0x8c, 0xc1, 0x10, 0x41, 0x06,
2026 | 0xd7, 0x71, 0xb9, 0xce, 0xc1, 0xd2, 0x40, 0xf6, 0x96, 0x84, 0x86,
2027 | 0xfb, 0xba, 0x87, 0x32, 0x1d, 0xfd, 0x1e, 0x37, 0x8e, 0x50,
2028 | },
2029 | 32, "DigiCert Nessie2025 Log" },
2030 | { (const uint8_t[]){
2031 | 0xb6, 0x9d, 0xdc, 0xbc, 0x3c, 0x1a, 0xbd, 0xef, 0x6f, 0x9f, 0xd6,
2032 | 0x0c, 0x88, 0xb1, 0x06, 0x7b, 0x77, 0xf0, 0x82, 0x68, 0x8b, 0x2d,
2033 | 0x78, 0x65, 0xd0, 0x4b, 0x39, 0xab, 0xe9, 0x27, 0xa5, 0x75,
2034 | },
2035 | 32, "DigiCert 'Wyvern2024h1' Log" },
2036 | { (const uint8_t[]){
2037 | 0x0c, 0x2a, 0xef, 0x2c, 0x4a, 0x5b, 0x98, 0x83, 0xd4, 0xdd, 0xa3,
2038 | 0x82, 0xfe, 0x50, 0xfb, 0x51, 0x88, 0xb3, 0xe9, 0x73, 0x33, 0xa1,
2039 | 0xec, 0x53, 0xa0, 0x9d, 0xc9, 0xa7, 0x9d, 0x0d, 0x08, 0x20,
2040 | },
2041 | 32, "DigiCert 'Wyvern2024h2' Log" },
2042 | { (const uint8_t[]){
2043 | 0x73, 0x20, 0x22, 0x0f, 0x08, 0x16, 0x8a, 0xf9, 0xf3, 0xc4, 0xa6,
2044 | 0x8b, 0x0a, 0xb2, 0x6a, 0x9a, 0x4a, 0x00, 0xee, 0xf5, 0x77, 0x85,
2045 | 0x8a, 0x08, 0x4d, 0x05, 0x00, 0xd4, 0xa5, 0x42, 0x44, 0x59,
2046 | },
2047 | 32, "DigiCert 'Wyvern2025h1' Log" },
2048 | { (const uint8_t[]){
2049 | 0xed, 0x3c, 0x4b, 0xd6, 0xe8, 0x06, 0xc2, 0xa4, 0xa2, 0x00, 0x57,
2050 | 0xdb, 0xcb, 0x24, 0xe2, 0x38, 0x01, 0xdf, 0x51, 0x2f, 0xed, 0xc4,
2051 | 0x86, 0xc5, 0x70, 0x0f, 0x20, 0xdd, 0xb7, 0x3e, 0x3f, 0xe0,
2052 | },
2053 | 32, "DigiCert 'Wyvern2025h2' Log" },
2054 | { (const uint8_t[]){
2055 | 0x64, 0x11, 0xc4, 0x6c, 0xa4, 0x12, 0xec, 0xa7, 0x89, 0x1c, 0xa2,
2056 | 0x02, 0x2e, 0x00, 0xbc, 0xab, 0x4f, 0x28, 0x07, 0xd4, 0x1e, 0x35,
2057 | 0x27, 0xab, 0xea, 0xfe, 0xd5, 0x03, 0xc9, 0x7d, 0xcd, 0xf0,
2058 | },
2059 | 32, "DigiCert 'Wyvern2026h1'" },
2060 | { (const uint8_t[]){
2061 | 0xc2, 0x31, 0x7e, 0x57, 0x45, 0x19, 0xa3, 0x45, 0xee, 0x7f, 0x38,
2062 | 0xde, 0xb2, 0x90, 0x41, 0xeb, 0xc7, 0xc2, 0x21, 0x5a, 0x22, 0xbf,
2063 | 0x7f, 0xd5, 0xb5, 0xad, 0x76, 0x9a, 0xd9, 0x0e, 0x52, 0xcd,
2064 | },
2065 | 32, "DigiCert 'Wyvern2026h2'" },
2066 | { (const uint8_t[]){
2067 | 0x00, 0x1a, 0x5d, 0x1a, 0x1c, 0x2d, 0x93, 0x75, 0xb6, 0x48, 0x55,
2068 | 0x78, 0xf8, 0x2f, 0x71, 0xa1, 0xae, 0x6e, 0xef, 0x39, 0x7d, 0x29,
2069 | 0x7c, 0x8a, 0xe3, 0x15, 0x7b, 0xca, 0xde, 0xe1, 0xa0, 0x1e,
2070 | },
2071 | 32, "DigiCert 'Wyvern2027h1'" },
2072 | { (const uint8_t[]){
2073 | 0x37, 0xaa, 0x07, 0xcc, 0x21, 0x6f, 0x2e, 0x6d, 0x91, 0x9c, 0x70,
2074 | 0x9d, 0x24, 0xd8, 0xf7, 0x31, 0xb0, 0x0f, 0x2b, 0x14, 0x7c, 0x62,
2075 | 0x1c, 0xc0, 0x91, 0xa5, 0xfa, 0x1a, 0x84, 0xd8, 0x16, 0xdd,
2076 | },
2077 | 32, "DigiCert 'Wyvern2027h2'" },
2078 | { (const uint8_t[]){
2079 | 0xdb, 0x07, 0x6c, 0xde, 0x6a, 0x8b, 0x78, 0xec, 0x58, 0xd6, 0x05,
2080 | 0x64, 0x96, 0xeb, 0x6a, 0x26, 0xa8, 0xc5, 0x9e, 0x72, 0x12, 0x93,
2081 | 0xe8, 0xac, 0x03, 0x27, 0xdd, 0xde, 0x89, 0xdb, 0x5a, 0x2a,
2082 | },
2083 | 32, "DigiCert 'Sphinx2024h1' Log" },
2084 | { (const uint8_t[]){
2085 | 0xdc, 0xc9, 0x5e, 0x6f, 0xa2, 0x99, 0xb9, 0xb0, 0xfd, 0xbd, 0x6c,
2086 | 0xa6, 0xa3, 0x6e, 0x1d, 0x72, 0xc4, 0x21, 0x2f, 0xdd, 0x1e, 0x0f,
2087 | 0x47, 0x55, 0x3a, 0x36, 0xd6, 0xcf, 0x1a, 0xd1, 0x1d, 0x8d,
2088 | },
2089 | 32, "DigiCert 'Sphinx2024h2' Log" },
2090 | { (const uint8_t[]){
2091 | 0xde, 0x85, 0x81, 0xd7, 0x50, 0x24, 0x7c, 0x6b, 0xcd, 0xcb, 0xaf,
2092 | 0x56, 0x37, 0xc5, 0xe7, 0x81, 0xc6, 0x4c, 0xe4, 0x6e, 0xd6, 0x17,
2093 | 0x63, 0x9f, 0x8f, 0x34, 0xa7, 0x26, 0xc9, 0xe2, 0xbd, 0x37,
2094 | },
2095 | 32, "DigiCert 'Sphinx2025h1' Log" },
2096 | { (const uint8_t[]){
2097 | 0xa4, 0x42, 0xc5, 0x06, 0x49, 0x60, 0x61, 0x54, 0x8f, 0x0f, 0xd4,
2098 | 0xea, 0x9c, 0xfb, 0x7a, 0x2d, 0x26, 0x45, 0x4d, 0x87, 0xa9, 0x7f,
2099 | 0x2f, 0xdf, 0x45, 0x59, 0xf6, 0x27, 0x4f, 0x3a, 0x84, 0x54,
2100 | },
2101 | 32, "DigiCert 'Sphinx2025h2' Log" },
2102 | { (const uint8_t[]){
2103 | 0x49, 0x9c, 0x9b, 0x69, 0xde, 0x1d, 0x7c, 0xec, 0xfc, 0x36, 0xde,
2104 | 0xcd, 0x87, 0x64, 0xa6, 0xb8, 0x5b, 0xaf, 0x0a, 0x87, 0x80, 0x19,
2105 | 0xd1, 0x55, 0x52, 0xfb, 0xe9, 0xeb, 0x29, 0xdd, 0xf8, 0xc3,
2106 | },
2107 | 32, "DigiCert 'Sphinx2026h1'" },
2108 | { (const uint8_t[]){
2109 | 0x94, 0x4e, 0x43, 0x87, 0xfa, 0xec, 0xc1, 0xef, 0x81, 0xf3, 0x19,
2110 | 0x24, 0x26, 0xa8, 0x18, 0x65, 0x01, 0xc7, 0xd3, 0x5f, 0x38, 0x02,
2111 | 0x01, 0x3f, 0x72, 0x67, 0x7d, 0x55, 0x37, 0x2e, 0x19, 0xd8,
2112 | },
2113 | 32, "DigiCert 'Sphinx2026h2'" },
2114 | { (const uint8_t[]){
2115 | 0x46, 0xa2, 0x39, 0x67, 0xc6, 0x0d, 0xb6, 0x46, 0x87, 0xc6, 0x6f,
2116 | 0x3d, 0xf9, 0x99, 0x94, 0x76, 0x93, 0xa6, 0xa6, 0x11, 0x20, 0x84,
2117 | 0x57, 0xd5, 0x55, 0xe7, 0xe3, 0xd0, 0xa1, 0xd9, 0xb6, 0x46,
2118 | },
2119 | 32, "DigiCert 'sphinx2027h1'" },
2120 | { (const uint8_t[]){
2121 | 0x1f, 0xb0, 0xf8, 0xa9, 0x2d, 0x8a, 0xdd, 0xa1, 0x21, 0x77, 0x6c,
2122 | 0x05, 0xe2, 0xaa, 0x2e, 0x15, 0xba, 0xcb, 0xc6, 0x2b, 0x65, 0x39,
2123 | 0x36, 0x95, 0x57, 0x6a, 0xaa, 0xb5, 0x2e, 0x11, 0xd1, 0x1d,
2124 | },
2125 | 32, "DigiCert 'sphinx2027h2'" },
2126 | { (const uint8_t[]){
2127 | 0xdd, 0xeb, 0x1d, 0x2b, 0x7a, 0x0d, 0x4f, 0xa6, 0x20, 0x8b, 0x81,
2128 | 0xad, 0x81, 0x68, 0x70, 0x7e, 0x2e, 0x8e, 0x9d, 0x01, 0xd5, 0x5c,
2129 | 0x88, 0x8d, 0x3d, 0x11, 0xc4, 0xcd, 0xb6, 0xec, 0xbe, 0xcc,
2130 | },
2131 | 32, "Symantec log" },
2132 | { (const uint8_t[]){
2133 | 0xbc, 0x78, 0xe1, 0xdf, 0xc5, 0xf6, 0x3c, 0x68, 0x46, 0x49, 0x33,
2134 | 0x4d, 0xa1, 0x0f, 0xa1, 0x5f, 0x09, 0x79, 0x69, 0x20, 0x09, 0xc0,
2135 | 0x81, 0xb4, 0xf3, 0xf6, 0x91, 0x7f, 0x3e, 0xd9, 0xb8, 0xa5,
2136 | },
2137 | 32, "Symantec 'Vega' log" },
2138 | { (const uint8_t[]){
2139 | 0x15, 0x97, 0x04, 0x88, 0xd7, 0xb9, 0x97, 0xa0, 0x5b, 0xeb, 0x52,
2140 | 0x51, 0x2a, 0xde, 0xe8, 0xd2, 0xe8, 0xb4, 0xa3, 0x16, 0x52, 0x64,
2141 | 0x12, 0x1a, 0x9f, 0xab, 0xfb, 0xd5, 0xf8, 0x5a, 0xd9, 0x3f,
2142 | },
2143 | 32, "Symantec 'Sirius' log" },
2144 | { (const uint8_t[]){
2145 | 0x05, 0x9c, 0x01, 0xd3, 0x20, 0xe0, 0x07, 0x84, 0x13, 0x95, 0x80,
2146 | 0x49, 0x8d, 0x11, 0x7c, 0x90, 0x32, 0x66, 0xaf, 0xaf, 0x72, 0x50,
2147 | 0xb5, 0xaf, 0x3b, 0x46, 0xa4, 0x3e, 0x11, 0x84, 0x0d, 0x4a,
2148 | },
2149 | 32, "DigiCert Yeti2022-2 Log" },
2150 | { (const uint8_t[]){
2151 | 0xc1, 0x16, 0x4a, 0xe0, 0xa7, 0x72, 0xd2, 0xd4, 0x39, 0x2d, 0xc8,
2152 | 0x0a, 0xc1, 0x07, 0x70, 0xd4, 0xf0, 0xc4, 0x9b, 0xde, 0x99, 0x1a,
2153 | 0x48, 0x40, 0xc1, 0xfa, 0x07, 0x51, 0x64, 0xf6, 0x33, 0x60,
2154 | },
2155 | 32, "DigiCert Yeti2018 Log" },
2156 | { (const uint8_t[]){
2157 | 0xe2, 0x69, 0x4b, 0xae, 0x26, 0xe8, 0xe9, 0x40, 0x09, 0xe8, 0x86,
2158 | 0x1b, 0xb6, 0x3b, 0x83, 0xd4, 0x3e, 0xe7, 0xfe, 0x74, 0x88, 0xfb,
2159 | 0xa4, 0x8f, 0x28, 0x93, 0x01, 0x9d, 0xdd, 0xf1, 0xdb, 0xfe,
2160 | },
2161 | 32, "DigiCert Yeti2019 Log" },
2162 | { (const uint8_t[]){
2163 | 0x6f, 0xf1, 0x41, 0xb5, 0x64, 0x7e, 0x42, 0x22, 0xf7, 0xef, 0x05,
2164 | 0x2c, 0xef, 0xae, 0x7c, 0x21, 0xfd, 0x60, 0x8e, 0x27, 0xd2, 0xaf,
2165 | 0x5a, 0x6e, 0x9f, 0x4b, 0x8a, 0x37, 0xd6, 0x63, 0x3e, 0xe5,
2166 | },
2167 | 32, "DigiCert Nessie2018 Log" },
2168 | { (const uint8_t[]){
2169 | 0xfe, 0x44, 0x61, 0x08, 0xb1, 0xd0, 0x1a, 0xb7, 0x8a, 0x62, 0xcc,
2170 | 0xfe, 0xab, 0x6a, 0xb2, 0xb2, 0xba, 0xbf, 0xf3, 0xab, 0xda, 0xd8,
2171 | 0x0a, 0x4d, 0x8b, 0x30, 0xdf, 0x2d, 0x00, 0x08, 0x83, 0x0c,
2172 | },
2173 | 32, "DigiCert Nessie2019 Log" },
2174 | { (const uint8_t[]){
2175 | 0xa7, 0xce, 0x4a, 0x4e, 0x62, 0x07, 0xe0, 0xad, 0xde, 0xe5, 0xfd,
2176 | 0xaa, 0x4b, 0x1f, 0x86, 0x76, 0x87, 0x67, 0xb5, 0xd0, 0x02, 0xa5,
2177 | 0x5d, 0x47, 0x31, 0x0e, 0x7e, 0x67, 0x0a, 0x95, 0xea, 0xb2,
2178 | },
2179 | 32, "Symantec Deneb" },
2180 | { (const uint8_t[]){
2181 | 0xcd, 0xb5, 0x17, 0x9b, 0x7f, 0xc1, 0xc0, 0x46, 0xfe, 0xea, 0x31,
2182 | 0x13, 0x6a, 0x3f, 0x8f, 0x00, 0x2e, 0x61, 0x82, 0xfa, 0xf8, 0x89,
2183 | 0x6f, 0xec, 0xc8, 0xb2, 0xf5, 0xb5, 0xab, 0x60, 0x49, 0x00,
2184 | },
2185 | 32, "Certly.IO log" },
2186 | { (const uint8_t[]){
2187 | 0x74, 0x61, 0xb4, 0xa0, 0x9c, 0xfb, 0x3d, 0x41, 0xd7, 0x51, 0x59,
2188 | 0x57, 0x5b, 0x2e, 0x76, 0x49, 0xa4, 0x45, 0xa8, 0xd2, 0x77, 0x09,
2189 | 0xb0, 0xcc, 0x56, 0x4a, 0x64, 0x82, 0xb7, 0xeb, 0x41, 0xa3,
2190 | },
2191 | 32, "Izenpe log" },
2192 | { (const uint8_t[]){
2193 | 0x89, 0x41, 0x44, 0x9c, 0x70, 0x74, 0x2e, 0x06, 0xb9, 0xfc, 0x9c,
2194 | 0xe7, 0xb1, 0x16, 0xba, 0x00, 0x24, 0xaa, 0x36, 0xd5, 0x9a, 0xf4,
2195 | 0x4f, 0x02, 0x04, 0x40, 0x4f, 0x00, 0xf7, 0xea, 0x85, 0x66,
2196 | },
2197 | 32, "Izenpe 'Argi' log" },
2198 | { (const uint8_t[]){
2199 | 0x41, 0xb2, 0xdc, 0x2e, 0x89, 0xe6, 0x3c, 0xe4, 0xaf, 0x1b, 0xa7,
2200 | 0xbb, 0x29, 0xbf, 0x68, 0xc6, 0xde, 0xe6, 0xf9, 0xf1, 0xcc, 0x04,
2201 | 0x7e, 0x30, 0xdf, 0xfa, 0xe3, 0xb3, 0xba, 0x25, 0x92, 0x63,
2202 | },
2203 | 32, "WoSign log" },
2204 | { (const uint8_t[]){
2205 | 0x9e, 0x4f, 0xf7, 0x3d, 0xc3, 0xce, 0x22, 0x0b, 0x69, 0x21, 0x7c,
2206 | 0x89, 0x9e, 0x46, 0x80, 0x76, 0xab, 0xf8, 0xd7, 0x86, 0x36, 0xd5,
2207 | 0xcc, 0xfc, 0x85, 0xa3, 0x1a, 0x75, 0x62, 0x8b, 0xa8, 0x8b,
2208 | },
2209 | 32, "WoSign CT log #1" },
2210 | { (const uint8_t[]){
2211 | 0x63, 0xd0, 0x00, 0x60, 0x26, 0xdd, 0xe1, 0x0b, 0xb0, 0x60, 0x1f,
2212 | 0x45, 0x24, 0x46, 0x96, 0x5e, 0xe2, 0xb6, 0xea, 0x2c, 0xd4, 0xfb,
2213 | 0xc9, 0x5a, 0xc8, 0x66, 0xa5, 0x50, 0xaf, 0x90, 0x75, 0xb7,
2214 | },
2215 | 32, "WoSign log 2" },
2216 | { (const uint8_t[]){
2217 | 0xac, 0x3b, 0x9a, 0xed, 0x7f, 0xa9, 0x67, 0x47, 0x57, 0x15, 0x9e,
2218 | 0x6d, 0x7d, 0x57, 0x56, 0x72, 0xf9, 0xd9, 0x81, 0x00, 0x94, 0x1e,
2219 | 0x9b, 0xde, 0xff, 0xec, 0xa1, 0x31, 0x3b, 0x75, 0x78, 0x2d,
2220 | },
2221 | 32, "Venafi log" },
2222 | { (const uint8_t[]){
2223 | 0x03, 0x01, 0x9d, 0xf3, 0xfd, 0x85, 0xa6, 0x9a, 0x8e, 0xbd, 0x1f,
2224 | 0xac, 0xc6, 0xda, 0x9b, 0xa7, 0x3e, 0x46, 0x97, 0x74, 0xfe, 0x77,
2225 | 0xf5, 0x79, 0xfc, 0x5a, 0x08, 0xb8, 0x32, 0x8c, 0x1d, 0x6b,
2226 | },
2227 | 32, "Venafi Gen2 CT log" },
2228 | { (const uint8_t[]){
2229 | 0xa5, 0x77, 0xac, 0x9c, 0xed, 0x75, 0x48, 0xdd, 0x8f, 0x02, 0x5b,
2230 | 0x67, 0xa2, 0x41, 0x08, 0x9d, 0xf8, 0x6e, 0x0f, 0x47, 0x6e, 0xc2,
2231 | 0x03, 0xc2, 0xec, 0xbe, 0xdb, 0x18, 0x5f, 0x28, 0x26, 0x38,
2232 | },
2233 | 32, "CNNIC CT log" },
2234 | { (const uint8_t[]){
2235 | 0x34, 0xbb, 0x6a, 0xd6, 0xc3, 0xdf, 0x9c, 0x03, 0xee, 0xa8, 0xa4,
2236 | 0x99, 0xff, 0x78, 0x91, 0x48, 0x6c, 0x9d, 0x5e, 0x5c, 0xac, 0x92,
2237 | 0xd0, 0x1f, 0x7b, 0xfd, 0x1b, 0xce, 0x19, 0xdb, 0x48, 0xef,
2238 | },
2239 | 32, "StartCom log" },
2240 | { (const uint8_t[]){
2241 | 0x55, 0x81, 0xd4, 0xc2, 0x16, 0x90, 0x36, 0x01, 0x4a, 0xea, 0x0b,
2242 | 0x9b, 0x57, 0x3c, 0x53, 0xf0, 0xc0, 0xe4, 0x38, 0x78, 0x70, 0x25,
2243 | 0x08, 0x17, 0x2f, 0xa3, 0xaa, 0x1d, 0x07, 0x13, 0xd3, 0x0c,
2244 | },
2245 | 32, "Sectigo 'Sabre' CT log" },
2246 | { (const uint8_t[]){
2247 | 0xa2, 0xe2, 0xbf, 0xd6, 0x1e, 0xde, 0x2f, 0x2f, 0x07, 0xa0, 0xd6,
2248 | 0x4e, 0x6d, 0x37, 0xa7, 0xdc, 0x65, 0x43, 0xb0, 0xc6, 0xb5, 0x2e,
2249 | 0xa2, 0xda, 0xb7, 0x8a, 0xf8, 0x9a, 0x6d, 0xf5, 0x17, 0xd8,
2250 | },
2251 | 32, "Sectigo 'Sabre2024h1'" },
2252 | { (const uint8_t[]){
2253 | 0x19, 0x98, 0x10, 0x71, 0x09, 0xf0, 0xd6, 0x52, 0x2e, 0x30, 0x80,
2254 | 0xd2, 0x9e, 0x3f, 0x64, 0xbb, 0x83, 0x6e, 0x28, 0xcc, 0xf9, 0x0f,
2255 | 0x52, 0x8e, 0xee, 0xdf, 0xce, 0x4a, 0x3f, 0x16, 0xb4, 0xca,
2256 | },
2257 | 32, "Sectigo 'Sabre2024h2'" },
2258 | { (const uint8_t[]){
2259 | 0xe0, 0x92, 0xb3, 0xfc, 0x0c, 0x1d, 0xc8, 0xe7, 0x68, 0x36, 0x1f,
2260 | 0xde, 0x61, 0xb9, 0x96, 0x4d, 0x0a, 0x52, 0x78, 0x19, 0x8a, 0x72,
2261 | 0xd6, 0x72, 0xc4, 0xb0, 0x4d, 0xa5, 0x6d, 0x6f, 0x54, 0x04,
2262 | },
2263 | 32, "Sectigo 'Sabre2025h1'" },
2264 | { (const uint8_t[]){
2265 | 0x1a, 0x04, 0xff, 0x49, 0xd0, 0x54, 0x1d, 0x40, 0xaf, 0xf6, 0xa0,
2266 | 0xc3, 0xbf, 0xf1, 0xd8, 0xc4, 0x67, 0x2f, 0x4e, 0xec, 0xee, 0x23,
2267 | 0x40, 0x68, 0x98, 0x6b, 0x17, 0x40, 0x2e, 0xdc, 0x89, 0x7d,
2268 | },
2269 | 32, "Sectigo 'Sabre2025h2'" },
2270 | { (const uint8_t[]){
2271 | 0x6f, 0x53, 0x76, 0xac, 0x31, 0xf0, 0x31, 0x19, 0xd8, 0x99, 0x00,
2272 | 0xa4, 0x51, 0x15, 0xff, 0x77, 0x15, 0x1c, 0x11, 0xd9, 0x02, 0xc1,
2273 | 0x00, 0x29, 0x06, 0x8d, 0xb2, 0x08, 0x9a, 0x37, 0xd9, 0x13,
2274 | },
2275 | 32, "Sectigo 'Mammoth' CT log" },
2276 | { (const uint8_t[]){
2277 | 0x29, 0xd0, 0x3a, 0x1b, 0xb6, 0x74, 0xaa, 0x71, 0x1c, 0xd3, 0x03,
2278 | 0x5b, 0x65, 0x57, 0xc1, 0x4f, 0x8a, 0xa7, 0x8b, 0x4f, 0xe8, 0x38,
2279 | 0x94, 0x49, 0xec, 0xa4, 0x53, 0xf9, 0x44, 0xbd, 0x24, 0x68,
2280 | },
2281 | 32, "Sectigo 'Mammoth2024h1'" },
2282 | { (const uint8_t[]){
2283 | 0x50, 0x85, 0x01, 0x58, 0xdc, 0xb6, 0x05, 0x95, 0xc0, 0x0e, 0x92,
2284 | 0xa8, 0x11, 0x02, 0xec, 0xcd, 0xfe, 0x3f, 0x6b, 0x78, 0x58, 0x42,
2285 | 0x9f, 0x57, 0x98, 0x35, 0x38, 0xc9, 0xda, 0x52, 0x50, 0x63,
2286 | },
2287 | 32, "Sectigo 'Mammoth2024h1b'" },
2288 | { (const uint8_t[]){
2289 | 0xdf, 0xe1, 0x56, 0xeb, 0xaa, 0x05, 0xaf, 0xb5, 0x9c, 0x0f, 0x86,
2290 | 0x71, 0x8d, 0xa8, 0xc0, 0x32, 0x4e, 0xae, 0x56, 0xd9, 0x6e, 0xa7,
2291 | 0xf5, 0xa5, 0x6a, 0x01, 0xd1, 0xc1, 0x3b, 0xbe, 0x52, 0x5c,
2292 | },
2293 | 32, "Sectigo 'Mammoth2024h2'" },
2294 | { (const uint8_t[]){
2295 | 0x13, 0x4a, 0xdf, 0x1a, 0xb5, 0x98, 0x42, 0x09, 0x78, 0x0c, 0x6f,
2296 | 0xef, 0x4c, 0x7a, 0x91, 0xa4, 0x16, 0xb7, 0x23, 0x49, 0xce, 0x58,
2297 | 0x57, 0x6a, 0xdf, 0xae, 0xda, 0xa7, 0xc2, 0xab, 0xe0, 0x22,
2298 | },
2299 | 32, "Sectigo 'Mammoth2025h1'" },
2300 | { (const uint8_t[]){
2301 | 0xaf, 0x18, 0x1a, 0x28, 0xd6, 0x8c, 0xa3, 0xe0, 0xa9, 0x8a, 0x4c,
2302 | 0x9c, 0x67, 0xab, 0x09, 0xf8, 0xbb, 0xbc, 0x22, 0xba, 0xae, 0xbc,
2303 | 0xb1, 0x38, 0xa3, 0xa1, 0x9d, 0xd3, 0xf9, 0xb6, 0x03, 0x0d,
2304 | },
2305 | 32, "Sectigo 'Mammoth2025h2'" },
2306 | { (const uint8_t[]){
2307 | 0x25, 0x2f, 0x94, 0xc2, 0x2b, 0x29, 0xe9, 0x6e, 0x9f, 0x41, 0x1a,
2308 | 0x72, 0x07, 0x2b, 0x69, 0x5c, 0x5b, 0x52, 0xff, 0x97, 0xa9, 0x0d,
2309 | 0x25, 0x40, 0xbb, 0xfc, 0xdc, 0x51, 0xec, 0x4d, 0xee, 0x0b,
2310 | },
2311 | 32, "Sectigo 'Mammoth2026h1'" },
2312 | { (const uint8_t[]){
2313 | 0x94, 0xb1, 0xc1, 0x8a, 0xb0, 0xd0, 0x57, 0xc4, 0x7b, 0xe0, 0xac,
2314 | 0x04, 0x0e, 0x1f, 0x2c, 0xbc, 0x8d, 0xc3, 0x75, 0x72, 0x7b, 0xc9,
2315 | 0x51, 0xf2, 0x0a, 0x52, 0x61, 0x26, 0x86, 0x3b, 0xa7, 0x3c,
2316 | },
2317 | 32, "Sectigo 'Mammoth2026h2'" },
2318 | { (const uint8_t[]){
2319 | 0x56, 0x6c, 0xd5, 0xa3, 0x76, 0xbe, 0x83, 0xdf, 0xe3, 0x42, 0xb6,
2320 | 0x75, 0xc4, 0x9c, 0x23, 0x24, 0x98, 0xa7, 0x69, 0xba, 0xc3, 0x82,
2321 | 0xcb, 0xab, 0x49, 0xa3, 0x87, 0x7d, 0x9a, 0xb3, 0x2d, 0x01,
2322 | },
2323 | 32, "Sectigo 'Sabre2026h1'" },
2324 | { (const uint8_t[]){
2325 | 0x1f, 0x56, 0xd1, 0xab, 0x94, 0x70, 0x4a, 0x41, 0xdd, 0x3f, 0xea,
2326 | 0xfd, 0xf4, 0x69, 0x93, 0x55, 0x30, 0x2c, 0x14, 0x31, 0xbf, 0xe6,
2327 | 0x13, 0x46, 0x08, 0x9f, 0xff, 0xae, 0x79, 0x5d, 0xcc, 0x2f,
2328 | },
2329 | 32, "Sectigo 'Sabre2026h2'" },
2330 | { (const uint8_t[]){
2331 | 0x0d, 0x1d, 0xbc, 0x89, 0x44, 0xe9, 0xf5, 0x00, 0x55, 0x42, 0xd7,
2332 | 0x2d, 0x3e, 0x14, 0x4c, 0xcc, 0x43, 0x08, 0x2a, 0xb6, 0xea, 0x1e,
2333 | 0x94, 0xdf, 0xd7, 0x06, 0x65, 0x7d, 0x2e, 0x86, 0xf3, 0x01,
2334 | },
2335 | 32, "Sectigo 'Elephant2025h2'" },
2336 | { (const uint8_t[]){
2337 | 0xd1, 0x6e, 0xa9, 0xa5, 0x68, 0x07, 0x7e, 0x66, 0x35, 0xa0, 0x3f,
2338 | 0x37, 0xa5, 0xdd, 0xbc, 0x03, 0xa5, 0x3c, 0x41, 0x12, 0x14, 0xd4,
2339 | 0x88, 0x18, 0xf5, 0xe9, 0x31, 0xb3, 0x23, 0xcb, 0x95, 0x04,
2340 | },
2341 | 32, "Sectigo 'Elephant2026h1'" },
2342 | { (const uint8_t[]){
2343 | 0xaf, 0x67, 0x88, 0x3b, 0x57, 0xb0, 0x4e, 0xdd, 0x8f, 0xa6, 0xd9,
2344 | 0x7e, 0xf6, 0x2e, 0xa8, 0xeb, 0x81, 0x0a, 0xc7, 0x71, 0x60, 0xf0,
2345 | 0x24, 0x5e, 0x55, 0xd6, 0x0c, 0x2f, 0xe7, 0x85, 0x87, 0x3a,
2346 | },
2347 | 32, "Sectigo 'Elephant2026h2'" },
2348 | { (const uint8_t[]){
2349 | 0x60, 0x4c, 0x9a, 0xaf, 0x7a, 0x7f, 0x77, 0x5f, 0x01, 0xd4, 0x06,
2350 | 0xfc, 0x92, 0x0d, 0xc8, 0x99, 0xeb, 0x0b, 0x1c, 0x7d, 0xf8, 0xc9,
2351 | 0x52, 0x1b, 0xfa, 0xfa, 0x17, 0x77, 0x3b, 0x97, 0x8b, 0xc9,
2352 | },
2353 | 32, "Sectigo 'Elephant2027h1'" },
2354 | { (const uint8_t[]){
2355 | 0xa2, 0x49, 0x0c, 0xdc, 0xdb, 0x8e, 0x33, 0xa4, 0x00, 0x32, 0x17,
2356 | 0x60, 0xd6, 0xd4, 0xd5, 0x1a, 0x20, 0x36, 0x19, 0x1e, 0xa7, 0x7d,
2357 | 0x96, 0x8b, 0xe2, 0x6a, 0x8a, 0x00, 0xf6, 0xff, 0xff, 0xf7,
2358 | },
2359 | 32, "Sectigo 'Elephant2027h2'" },
2360 | { (const uint8_t[]){
2361 | 0x5c, 0xa5, 0x77, 0xd2, 0x9b, 0x7f, 0x8b, 0xaf, 0x41, 0x9e, 0xd8,
2362 | 0xec, 0xab, 0xfb, 0x6d, 0xcb, 0xae, 0xc3, 0x85, 0x37, 0x02, 0xd5,
2363 | 0x74, 0x6f, 0x17, 0x4d, 0xad, 0x3c, 0x93, 0x4a, 0xa9, 0x6a,
2364 | },
2365 | 32, "Sectigo 'Tiger2025h2'" },
2366 | { (const uint8_t[]){
2367 | 0x16, 0x83, 0x2d, 0xab, 0xf0, 0xa9, 0x25, 0x0f, 0x0f, 0xf0, 0x3a,
2368 | 0xa5, 0x45, 0xff, 0xc8, 0xbf, 0xc8, 0x23, 0xd0, 0x87, 0x4b, 0xf6,
2369 | 0x04, 0x29, 0x27, 0xf8, 0xe7, 0x1f, 0x33, 0x13, 0xf5, 0xfa,
2370 | },
2371 | 32, "Sectigo 'Tiger2026h1'" },
2372 | { (const uint8_t[]){
2373 | 0xc8, 0xa3, 0xc4, 0x7f, 0xc7, 0xb3, 0xad, 0xb9, 0x35, 0x6b, 0x01,
2374 | 0x3f, 0x6a, 0x7a, 0x12, 0x6d, 0xe3, 0x3a, 0x4e, 0x43, 0xa5, 0xc6,
2375 | 0x46, 0xf9, 0x97, 0xad, 0x39, 0x75, 0x99, 0x1d, 0xcf, 0x9a,
2376 | },
2377 | 32, "Sectigo 'Tiger2026h2'" },
2378 | { (const uint8_t[]){
2379 | 0x1c, 0x9f, 0x68, 0x2c, 0xe9, 0xfa, 0xf0, 0x45, 0x69, 0x50, 0xf8,
2380 | 0x1b, 0x96, 0x8a, 0x87, 0xdd, 0xdb, 0x32, 0x10, 0xd8, 0x4c, 0xe6,
2381 | 0xc8, 0xb2, 0xe3, 0x82, 0x52, 0x4a, 0xc4, 0xcf, 0x59, 0x9f,
2382 | },
2383 | 32, "Sectigo 'Tiger2027h1'" },
2384 | { (const uint8_t[]){
2385 | 0x03, 0x80, 0x2a, 0xc2, 0x62, 0xf6, 0xe0, 0x5e, 0x03, 0xf8, 0xbc,
2386 | 0x6f, 0x7b, 0x98, 0x51, 0x32, 0x4f, 0xd7, 0x6a, 0x3d, 0xf5, 0xb7,
2387 | 0x59, 0x51, 0x75, 0xe2, 0x22, 0xfb, 0x8e, 0x9b, 0xd5, 0xf6,
2388 | },
2389 | 32, "Sectigo 'Tiger2027h2'" },
2390 | { (const uint8_t[]){
2391 | 0xdb, 0x76, 0xfd, 0xad, 0xac, 0x65, 0xe7, 0xd0, 0x95, 0x08, 0x88,
2392 | 0x6e, 0x21, 0x59, 0xbd, 0x8b, 0x90, 0x35, 0x2f, 0x5f, 0xea, 0xd3,
2393 | 0xe3, 0xdc, 0x5e, 0x22, 0xeb, 0x35, 0x0a, 0xcc, 0x7b, 0x98,
2394 | },
2395 | 32, "Sectigo 'Dodo' CT log" },
2396 | { (const uint8_t[]){
2397 | 0xe7, 0x12, 0xf2, 0xb0, 0x37, 0x7e, 0x1a, 0x62, 0xfb, 0x8e, 0xc9,
2398 | 0x0c, 0x61, 0x84, 0xf1, 0xea, 0x7b, 0x37, 0xcb, 0x56, 0x1d, 0x11,
2399 | 0x26, 0x5b, 0xf3, 0xe0, 0xf3, 0x4b, 0xf2, 0x41, 0x54, 0x6e,
2400 | },
2401 | 32, "Let's Encrypt 'Oak2020' log" },
2402 | { (const uint8_t[]){
2403 | 0x94, 0x20, 0xbc, 0x1e, 0x8e, 0xd5, 0x8d, 0x6c, 0x88, 0x73, 0x1f,
2404 | 0x82, 0x8b, 0x22, 0x2c, 0x0d, 0xd1, 0xda, 0x4d, 0x5e, 0x6c, 0x4f,
2405 | 0x94, 0x3d, 0x61, 0xdb, 0x4e, 0x2f, 0x58, 0x4d, 0xa2, 0xc2,
2406 | },
2407 | 32, "Let's Encrypt 'Oak2021' log" },
2408 | { (const uint8_t[]){
2409 | 0xdf, 0xa5, 0x5e, 0xab, 0x68, 0x82, 0x4f, 0x1f, 0x6c, 0xad, 0xee,
2410 | 0xb8, 0x5f, 0x4e, 0x3e, 0x5a, 0xea, 0xcd, 0xa2, 0x12, 0xa4, 0x6a,
2411 | 0x5e, 0x8e, 0x3b, 0x12, 0xc0, 0x20, 0x44, 0x5c, 0x2a, 0x73,
2412 | },
2413 | 32, "Let's Encrypt 'Oak2022' log" },
2414 | { (const uint8_t[]){
2415 | 0xb7, 0x3e, 0xfb, 0x24, 0xdf, 0x9c, 0x4d, 0xba, 0x75, 0xf2, 0x39,
2416 | 0xc5, 0xba, 0x58, 0xf4, 0x6c, 0x5d, 0xfc, 0x42, 0xcf, 0x7a, 0x9f,
2417 | 0x35, 0xc4, 0x9e, 0x1d, 0x09, 0x81, 0x25, 0xed, 0xb4, 0x99,
2418 | },
2419 | 32, "Let's Encrypt 'Oak2023' log" },
2420 | { (const uint8_t[]){
2421 | 0x3b, 0x53, 0x77, 0x75, 0x3e, 0x2d, 0xb9, 0x80, 0x4e, 0x8b, 0x30,
2422 | 0x5b, 0x06, 0xfe, 0x40, 0x3b, 0x67, 0xd8, 0x4f, 0xc3, 0xf4, 0xc7,
2423 | 0xbd, 0x00, 0x0d, 0x2d, 0x72, 0x6f, 0xe1, 0xfa, 0xd4, 0x17,
2424 | },
2425 | 32, "Let's Encrypt 'Oak2024H1' log" },
2426 | { (const uint8_t[]){
2427 | 0x3f, 0x17, 0x4b, 0x4f, 0xd7, 0x22, 0x47, 0x58, 0x94, 0x1d, 0x65,
2428 | 0x1c, 0x84, 0xbe, 0x0d, 0x12, 0xed, 0x90, 0x37, 0x7f, 0x1f, 0x85,
2429 | 0x6a, 0xeb, 0xc1, 0xbf, 0x28, 0x85, 0xec, 0xf8, 0x64, 0x6e,
2430 | },
2431 | 32, "Let's Encrypt 'Oak2024H2' log" },
2432 | { (const uint8_t[]){
2433 | 0xa2, 0xe3, 0x0a, 0xe4, 0x45, 0xef, 0xbd, 0xad, 0x9b, 0x7e, 0x38,
2434 | 0xed, 0x47, 0x67, 0x77, 0x53, 0xd7, 0x82, 0x5b, 0x84, 0x94, 0xd7,
2435 | 0x2b, 0x5e, 0x1b, 0x2c, 0xc4, 0xb9, 0x50, 0xa4, 0x47, 0xe7,
2436 | },
2437 | 32, "Let's Encrypt 'Oak2025h1'" },
2438 | { (const uint8_t[]){
2439 | 0x0d, 0xe1, 0xf2, 0x30, 0x2b, 0xd3, 0x0d, 0xc1, 0x40, 0x62, 0x12,
2440 | 0x09, 0xea, 0x55, 0x2e, 0xfc, 0x47, 0x74, 0x7c, 0xb1, 0xd7, 0xe9,
2441 | 0x30, 0xef, 0x0e, 0x42, 0x1e, 0xb4, 0x7e, 0x4e, 0xaa, 0x34,
2442 | },
2443 | 32, "Let's Encrypt 'Oak2025h2'" },
2444 | { (const uint8_t[]){
2445 | 0x19, 0x86, 0xd4, 0xc7, 0x28, 0xaa, 0x6f, 0xfe, 0xba, 0x03, 0x6f,
2446 | 0x78, 0x2a, 0x4d, 0x01, 0x91, 0xaa, 0xce, 0x2d, 0x72, 0x31, 0x0f,
2447 | 0xae, 0xce, 0x5d, 0x70, 0x41, 0x2d, 0x25, 0x4c, 0xc7, 0xd4,
2448 | },
2449 | 32, "Let's Encrypt 'Oak2026h1'" },
2450 | { (const uint8_t[]){
2451 | 0xac, 0xab, 0x30, 0x70, 0x6c, 0xeb, 0xec, 0x84, 0x31, 0xf4, 0x13,
2452 | 0xd2, 0xf4, 0x91, 0x5f, 0x11, 0x1e, 0x42, 0x24, 0x43, 0xb1, 0xf2,
2453 | 0xa6, 0x8c, 0x4f, 0x3c, 0x2b, 0x3b, 0xa7, 0x1e, 0x02, 0xc3,
2454 | },
2455 | 32, "Let's Encrypt 'Oak2026h2'" },
2456 | { (const uint8_t[]){
2457 | 0x65, 0x9b, 0x33, 0x50, 0xf4, 0x3b, 0x12, 0xcc, 0x5e, 0xa5, 0xab,
2458 | 0x4e, 0xc7, 0x65, 0xd3, 0xfd, 0xe6, 0xc8, 0x82, 0x43, 0x77, 0x77,
2459 | 0x78, 0xe7, 0x20, 0x03, 0xf9, 0xeb, 0x2b, 0x8c, 0x31, 0x29,
2460 | },
2461 | 32, "Let's Encrypt 'Oak2019' log" },
2462 | { (const uint8_t[]){
2463 | 0x84, 0x9f, 0x5f, 0x7f, 0x58, 0xd2, 0xbf, 0x7b, 0x54, 0xec, 0xbd,
2464 | 0x74, 0x61, 0x1c, 0xea, 0x45, 0xc4, 0x9c, 0x98, 0xf1, 0xd6, 0x48,
2465 | 0x1b, 0xc6, 0xf6, 0x9e, 0x8c, 0x17, 0x4f, 0x24, 0xf3, 0xcf,
2466 | },
2467 | 32, "Let's Encrypt 'Testflume2019' log" },
2468 | { (const uint8_t[]){
2469 | 0x23, 0x2d, 0x41, 0xa4, 0xcd, 0xac, 0x87, 0xce, 0xd9, 0xf9, 0x43,
2470 | 0xf4, 0x68, 0xc2, 0x82, 0x09, 0x5a, 0xe0, 0x9d, 0x30, 0xd6, 0x2e,
2471 | 0x2f, 0xa6, 0x5d, 0xdc, 0x3b, 0x91, 0x9c, 0x2e, 0x46, 0x8f,
2472 | },
2473 | 32, "Let's Encrypt 'Sapling 2022h2' log" },
2474 | { (const uint8_t[]){
2475 | 0xc1, 0x83, 0x24, 0x0b, 0xf1, 0xa4, 0x50, 0xc7, 0x6f, 0xbb, 0x00,
2476 | 0x72, 0x69, 0xdc, 0xac, 0x3b, 0xe2, 0x2a, 0x48, 0x05, 0xd4, 0xdb,
2477 | 0xe0, 0x49, 0x66, 0xc3, 0xc8, 0xab, 0xc4, 0x47, 0xb0, 0x0c,
2478 | },
2479 | 32, "Let's Encrypt 'Sapling 2023h1' log" },
2480 | { (const uint8_t[]){
2481 | 0xc6, 0x3f, 0x22, 0x18, 0xc3, 0x7d, 0x56, 0xa6, 0xaa, 0x06, 0xb5,
2482 | 0x96, 0xda, 0x8e, 0x53, 0xd4, 0xd7, 0x15, 0x6d, 0x1e, 0x9b, 0xac,
2483 | 0x8e, 0x44, 0xd2, 0x20, 0x2d, 0xe6, 0x4d, 0x69, 0xd9, 0xdc,
2484 | },
2485 | 32, "Let's Encrypt 'Testflume2020' log" },
2486 | { (const uint8_t[]){
2487 | 0x03, 0xed, 0xf1, 0xda, 0x97, 0x76, 0xb6, 0xf3, 0x8c, 0x34, 0x1e,
2488 | 0x39, 0xed, 0x9d, 0x70, 0x7a, 0x75, 0x70, 0x36, 0x9c, 0xf9, 0x84,
2489 | 0x4f, 0x32, 0x7f, 0xe9, 0xe1, 0x41, 0x38, 0x36, 0x1b, 0x60,
2490 | },
2491 | 32, "Let's Encrypt 'Testflume2021' log" },
2492 | { (const uint8_t[]){
2493 | 0x23, 0x27, 0xef, 0xda, 0x35, 0x25, 0x10, 0xdb, 0xc0, 0x19, 0xef,
2494 | 0x49, 0x1a, 0xe3, 0xff, 0x1c, 0xc5, 0xa4, 0x79, 0xbc, 0xe3, 0x78,
2495 | 0x78, 0x36, 0x0e, 0xe3, 0x18, 0xcf, 0xfb, 0x64, 0xf8, 0xc8,
2496 | },
2497 | 32, "Let's Encrypt 'Testflume2022' log" },
2498 | { (const uint8_t[]){
2499 | 0x55, 0x34, 0xb7, 0xab, 0x5a, 0x6a, 0xc3, 0xa7, 0xcb, 0xeb, 0xa6,
2500 | 0x54, 0x87, 0xb2, 0xa2, 0xd7, 0x1b, 0x48, 0xf6, 0x50, 0xfa, 0x17,
2501 | 0xc5, 0x19, 0x7c, 0x97, 0xa0, 0xcb, 0x20, 0x76, 0xf3, 0xc6,
2502 | },
2503 | 32, "Let's Encrypt 'Testflume2023' log" },
2504 | { (const uint8_t[]){
2505 | 0x29, 0x6a, 0xfa, 0x2d, 0x56, 0x8b, 0xca, 0x0d, 0x2e, 0xa8, 0x44,
2506 | 0x95, 0x6a, 0xe9, 0x72, 0x1f, 0xc3, 0x5f, 0xa3, 0x55, 0xec, 0xda,
2507 | 0x99, 0x69, 0x3a, 0xaf, 0xd4, 0x58, 0xa7, 0x1a, 0xef, 0xdd,
2508 | },
2509 | 32, "Let's Encrypt 'Clicky' log" },
2510 | { (const uint8_t[]){
2511 | 0xa5, 0x95, 0x94, 0x3b, 0x53, 0x70, 0xbe, 0xe9, 0x06, 0xe0, 0x05,
2512 | 0x0d, 0x1f, 0xb5, 0xbb, 0xc6, 0xa4, 0x0e, 0x65, 0xf2, 0x65, 0xae,
2513 | 0x85, 0x2c, 0x76, 0x36, 0x3f, 0xad, 0xb2, 0x33, 0x36, 0xed,
2514 | },
2515 | 32, "Trust Asia Log2020" },
2516 | { (const uint8_t[]){
2517 | 0xa8, 0xdc, 0x52, 0xf6, 0x3d, 0x6b, 0x24, 0x25, 0xe5, 0x31, 0xe3,
2518 | 0x7c, 0xf4, 0xe4, 0x4a, 0x71, 0x4f, 0x14, 0x2a, 0x20, 0x80, 0x3b,
2519 | 0x0d, 0x04, 0xd2, 0xe2, 0xee, 0x06, 0x64, 0x79, 0x4a, 0x23,
2520 | },
2521 | 32, "Trust Asia CT2021" },
2522 | { (const uint8_t[]){
2523 | 0x67, 0x8d, 0xb6, 0x5b, 0x3e, 0x74, 0x43, 0xb6, 0xf3, 0xa3, 0x70,
2524 | 0xd5, 0xe1, 0x3a, 0xb1, 0xb4, 0x3b, 0xe0, 0xa0, 0xd3, 0x51, 0xf7,
2525 | 0xca, 0x74, 0x22, 0x50, 0xc7, 0xc6, 0xfa, 0x51, 0xa8, 0x8a,
2526 | },
2527 | 32, "Trust Asia Log2021" },
2528 | { (const uint8_t[]){
2529 | 0xc3, 0x65, 0xf9, 0xb3, 0x65, 0x4f, 0x32, 0x83, 0xc7, 0x9d, 0xa9,
2530 | 0x8e, 0x93, 0xd7, 0x41, 0x8f, 0x5b, 0xab, 0x7b, 0xe3, 0x25, 0x2c,
2531 | 0x98, 0xe1, 0xd2, 0xf0, 0x4b, 0xb9, 0xeb, 0x42, 0x7d, 0x23,
2532 | },
2533 | 32, "Trust Asia Log2022" },
2534 | { (const uint8_t[]){
2535 | 0xe8, 0x7e, 0xa7, 0x66, 0x0b, 0xc2, 0x6c, 0xf6, 0x00, 0x2e, 0xf5,
2536 | 0x72, 0x5d, 0x3f, 0xe0, 0xe3, 0x31, 0xb9, 0x39, 0x3b, 0xb9, 0x2f,
2537 | 0xbf, 0x58, 0xeb, 0x3b, 0x90, 0x49, 0xda, 0xf5, 0x43, 0x5a,
2538 | },
2539 | 32, "Trust Asia Log2023" },
2540 | { (const uint8_t[]){
2541 | 0x30, 0x6d, 0x29, 0x57, 0x6a, 0xd2, 0x1a, 0x9d, 0x4a, 0xe1, 0x2a,
2542 | 0xca, 0xd8, 0xaa, 0x8a, 0x78, 0x3a, 0xa6, 0x5a, 0x32, 0x11, 0x60,
2543 | 0xac, 0xff, 0x5b, 0x0e, 0xee, 0x4c, 0xa3, 0x20, 0x1d, 0x05,
2544 | },
2545 | 32, "Trust Asia Log2024" },
2546 | { (const uint8_t[]){
2547 | 0x87, 0x4f, 0xb5, 0x0d, 0xc0, 0x29, 0xd9, 0x93, 0x1d, 0xe5, 0x73,
2548 | 0xe9, 0xf2, 0x89, 0x9e, 0x8e, 0x45, 0x33, 0xb3, 0x92, 0xd3, 0x8b,
2549 | 0x0a, 0x46, 0x25, 0x74, 0xbf, 0x0f, 0xee, 0xb2, 0xfc, 0x1e,
2550 | },
2551 | 32, "Trust Asia Log2024-2" },
2552 | { (const uint8_t[]){
2553 | 0x28, 0xe2, 0x81, 0x38, 0xfd, 0x83, 0x21, 0x45, 0xe9, 0xa9, 0xd6,
2554 | 0xaa, 0x75, 0x37, 0x6d, 0x83, 0x77, 0xa8, 0x85, 0x12, 0xb3, 0xc0,
2555 | 0x7f, 0x72, 0x41, 0x48, 0x21, 0xdc, 0xbd, 0xe9, 0x8c, 0x66,
2556 | },
2557 | 32, "TrustAsia Log2025a" },
2558 | { (const uint8_t[]){
2559 | 0x28, 0x2c, 0x8b, 0xdd, 0x81, 0x0f, 0xf9, 0x09, 0x12, 0x0a, 0xce,
2560 | 0x16, 0xd6, 0xe0, 0xec, 0x20, 0x1b, 0xea, 0x82, 0xa3, 0xa4, 0xaf,
2561 | 0x19, 0xd9, 0xef, 0xfb, 0x59, 0xe8, 0x3f, 0xdc, 0x42, 0x68,
2562 | },
2563 | 32, "TrustAsia Log2025b" },
2564 | { (const uint8_t[]){
2565 | 0x74, 0xdb, 0x9d, 0x58, 0xf7, 0xd4, 0x7e, 0x9d, 0xfd, 0x78, 0x7a,
2566 | 0x16, 0x2a, 0x99, 0x1c, 0x18, 0xcf, 0x69, 0x8d, 0xa7, 0xc7, 0x29,
2567 | 0x91, 0x8c, 0x9a, 0x18, 0xb0, 0x45, 0x0d, 0xba, 0x44, 0xbc,
2568 | },
2569 | 32, "TrustAsia 'log2026a'" },
2570 | { (const uint8_t[]){
2571 | 0x25, 0xb7, 0xef, 0xde, 0xa1, 0x13, 0x01, 0x93, 0xed, 0x93, 0x07,
2572 | 0x97, 0x70, 0xaa, 0x32, 0x2a, 0x26, 0x62, 0x0d, 0xe3, 0x5a, 0xc8,
2573 | 0xaa, 0x7c, 0x75, 0x19, 0x7d, 0xe0, 0xb1, 0xa9, 0xe0, 0x65,
2574 | },
2575 | 32, "TrustAsia 'log2026b'" },
2576 | { (const uint8_t[]){
2577 | 0xed, 0xda, 0xeb, 0x81, 0x5c, 0x63, 0x21, 0x34, 0x49, 0xb4, 0x7b,
2578 | 0xe5, 0x07, 0x79, 0x05, 0xab, 0xd0, 0xd9, 0x31, 0x47, 0xc2, 0x7a,
2579 | 0xc5, 0x14, 0x6b, 0x3b, 0xc5, 0x8e, 0x43, 0xe9, 0xb6, 0xc7,
2580 | },
2581 | 32, "TrustAsia 'HETU2027'" },
2582 | { (const uint8_t[]){
2583 | 0x45, 0x35, 0x94, 0x98, 0xd9, 0x3a, 0x89, 0xe0, 0x28, 0x03, 0x08,
2584 | 0xd3, 0x7d, 0x62, 0x6d, 0xc4, 0x23, 0x75, 0x47, 0x58, 0xdc, 0xe0,
2585 | 0x37, 0x00, 0x36, 0xfb, 0xab, 0x0e, 0xdf, 0x8a, 0x6b, 0xcf,
2586 | },
2587 | 32, "Trust Asia Log1" },
2588 | { (const uint8_t[]){
2589 | 0xc9, 0xcf, 0x89, 0x0a, 0x21, 0x10, 0x9c, 0x66, 0x6c, 0xc1, 0x7a,
2590 | 0x3e, 0xd0, 0x65, 0xc9, 0x30, 0xd0, 0xe0, 0x13, 0x5a, 0x9f, 0xeb,
2591 | 0xa8, 0x5a, 0xf1, 0x42, 0x10, 0xb8, 0x07, 0x24, 0x21, 0xaa,
2592 | },
2593 | 32, "GDCA CT log #1" },
2594 | { (const uint8_t[]){
2595 | 0x92, 0x4a, 0x30, 0xf9, 0x09, 0x33, 0x6f, 0xf4, 0x35, 0xd6, 0x99,
2596 | 0x3a, 0x10, 0xac, 0x75, 0xa2, 0xc6, 0x41, 0x72, 0x8e, 0x7f, 0xc2,
2597 | 0xd6, 0x59, 0xae, 0x61, 0x88, 0xff, 0xad, 0x40, 0xce, 0x01,
2598 | },
2599 | 32, "GDCA CT log #2" },
2600 | { (const uint8_t[]){
2601 | 0x71, 0x7e, 0xa7, 0x42, 0x09, 0x75, 0xbe, 0x84, 0xa2, 0x72, 0x35,
2602 | 0x53, 0xf1, 0x77, 0x7c, 0x26, 0xdd, 0x51, 0xaf, 0x4e, 0x10, 0x21,
2603 | 0x44, 0x09, 0x4d, 0x90, 0x19, 0xb4, 0x62, 0xfb, 0x66, 0x68,
2604 | },
2605 | 32, "GDCA Log 1" },
2606 | { (const uint8_t[]){
2607 | 0x14, 0x30, 0x8d, 0x90, 0xcc, 0xd0, 0x30, 0x13, 0x50, 0x05, 0xc0,
2608 | 0x1c, 0xa5, 0x26, 0xd8, 0x1e, 0x84, 0xe8, 0x76, 0x24, 0xe3, 0x9b,
2609 | 0x62, 0x48, 0xe0, 0x8f, 0x72, 0x4a, 0xea, 0x3b, 0xb4, 0x2a,
2610 | },
2611 | 32, "GDCA Log 2" },
2612 | { (const uint8_t[]){
2613 | 0xe0, 0x12, 0x76, 0x29, 0xe9, 0x04, 0x96, 0x56, 0x4e, 0x3d, 0x01,
2614 | 0x47, 0x98, 0x44, 0x98, 0xaa, 0x48, 0xf8, 0xad, 0xb1, 0x66, 0x00,
2615 | 0xeb, 0x79, 0x02, 0xa1, 0xef, 0x99, 0x09, 0x90, 0x62, 0x73,
2616 | },
2617 | 32, "PuChuangSiDa CT log" },
2618 | { (const uint8_t[]){
2619 | 0x53, 0x7b, 0x69, 0xa3, 0x56, 0x43, 0x35, 0xa9, 0xc0, 0x49, 0x04,
2620 | 0xe3, 0x95, 0x93, 0xb2, 0xc2, 0x98, 0xeb, 0x8d, 0x7a, 0x6e, 0x83,
2621 | 0x02, 0x36, 0x35, 0xc6, 0x27, 0x24, 0x8c, 0xd6, 0xb4, 0x40,
2622 | },
2623 | 32, "Nordu 'flimsy' log" },
2624 | { (const uint8_t[]){
2625 | 0xaa, 0xe7, 0x0b, 0x7f, 0x3c, 0xb8, 0xd5, 0x66, 0xc8, 0x6c, 0x2f,
2626 | 0x16, 0x97, 0x9c, 0x9f, 0x44, 0x5f, 0x69, 0xab, 0x0e, 0xb4, 0x53,
2627 | 0x55, 0x89, 0xb2, 0xf7, 0x7a, 0x03, 0x01, 0x04, 0xf3, 0xcd,
2628 | },
2629 | 32, "Nordu 'plausible' log" },
2630 | { (const uint8_t[]){
2631 | 0xcf, 0x55, 0xe2, 0x89, 0x23, 0x49, 0x7c, 0x34, 0x0d, 0x52, 0x06,
2632 | 0xd0, 0x53, 0x53, 0xae, 0xb2, 0x58, 0x34, 0xb5, 0x2f, 0x1f, 0x8d,
2633 | 0xc9, 0x52, 0x68, 0x09, 0xf2, 0x12, 0xef, 0xdd, 0x7c, 0xa6,
2634 | },
2635 | 32, "SHECA CT log 1" },
2636 | { (const uint8_t[]){
2637 | 0x32, 0xdc, 0x59, 0xc2, 0xd4, 0xc4, 0x19, 0x68, 0xd5, 0x6e, 0x14,
2638 | 0xbc, 0x61, 0xac, 0x8f, 0x0e, 0x45, 0xdb, 0x39, 0xfa, 0xf3, 0xc1,
2639 | 0x55, 0xaa, 0x42, 0x52, 0xf5, 0x00, 0x1f, 0xa0, 0xc6, 0x23,
2640 | },
2641 | 32, "SHECA CT log 2" },
2642 | { (const uint8_t[]){
2643 | 0x96, 0x06, 0xc0, 0x2c, 0x69, 0x00, 0x33, 0xaa, 0x1d, 0x14, 0x5f,
2644 | 0x59, 0xc6, 0xe2, 0x64, 0x8d, 0x05, 0x49, 0xf0, 0xdf, 0x96, 0xaa,
2645 | 0xb8, 0xdb, 0x91, 0x5a, 0x70, 0xd8, 0xec, 0xf3, 0x90, 0xa5,
2646 | },
2647 | 32, "Akamai CT Log" },
2648 | { (const uint8_t[]){
2649 | 0x39, 0x37, 0x6f, 0x54, 0x5f, 0x7b, 0x46, 0x07, 0xf5, 0x97, 0x42,
2650 | 0xd7, 0x68, 0xcd, 0x5d, 0x24, 0x37, 0xbf, 0x34, 0x73, 0xb6, 0x53,
2651 | 0x4a, 0x48, 0x34, 0xbc, 0xf7, 0x2e, 0x68, 0x1c, 0x83, 0xc9,
2652 | },
2653 | 32, "Alpha CT Log" },
2654 | { (const uint8_t[]){
2655 | 0xb0, 0xb7, 0x84, 0xbc, 0x81, 0xc0, 0xdd, 0xc4, 0x75, 0x44, 0xe8,
2656 | 0x83, 0xf0, 0x59, 0x85, 0xbb, 0x90, 0x77, 0xd1, 0x34, 0xd8, 0xab,
2657 | 0x88, 0xb2, 0xb2, 0xe5, 0x33, 0x98, 0x0b, 0x8e, 0x50, 0x8b,
2658 | },
2659 | 32, "Up In The Air 'Behind the Sofa' log" },
2660 | { (const uint8_t[]){
2661 | 0x47, 0x44, 0x47, 0x7c, 0x75, 0xde, 0x42, 0x6d, 0x5c, 0x44, 0xef,
2662 | 0xd4, 0xa9, 0x2c, 0x96, 0x77, 0x59, 0x7f, 0x65, 0x7a, 0x8f, 0xe0,
2663 | 0xca, 0xdb, 0xc6, 0xd6, 0x16, 0xed, 0xa4, 0x97, 0xc4, 0x25,
2664 | },
2665 | 32, "Qihoo 360 2020" },
2666 | { (const uint8_t[]){
2667 | 0xc6, 0xd7, 0xed, 0x9e, 0xdb, 0x8e, 0x74, 0xf0, 0xa7, 0x1b, 0x4d,
2668 | 0x4a, 0x98, 0x4b, 0xcb, 0xeb, 0xab, 0xbd, 0x28, 0xcc, 0x1f, 0xd7,
2669 | 0x63, 0x29, 0xe8, 0x87, 0x26, 0xcd, 0x4c, 0x25, 0x46, 0x63,
2670 | },
2671 | 32, "Qihoo 360 2021" },
2672 | { (const uint8_t[]){
2673 | 0x66, 0x3c, 0xb0, 0x9c, 0x1f, 0xcd, 0x9b, 0xaa, 0x62, 0x76, 0x3c,
2674 | 0xcb, 0x53, 0x4e, 0xec, 0x80, 0x58, 0x12, 0x28, 0x05, 0x07, 0xac,
2675 | 0x69, 0xa4, 0x5f, 0xcd, 0x38, 0xcf, 0x4c, 0xc7, 0x4c, 0xf1,
2676 | },
2677 | 32, "Qihoo 360 2022" },
2678 | { (const uint8_t[]){
2679 | 0xe2, 0x64, 0x7f, 0x6e, 0xda, 0x34, 0x05, 0x03, 0xc6, 0x4d, 0x4e,
2680 | 0x10, 0xa8, 0x69, 0x68, 0x1f, 0xde, 0x9c, 0x5a, 0x2c, 0xf3, 0xb3,
2681 | 0x2d, 0x5f, 0x20, 0x0b, 0x96, 0x36, 0x05, 0x90, 0x88, 0x23,
2682 | },
2683 | 32, "Qihoo 360 2023" },
2684 | { (const uint8_t[]){
2685 | 0xc5, 0xcf, 0xe5, 0x4b, 0x61, 0x51, 0xb4, 0x9b, 0x14, 0x2e, 0xd2,
2686 | 0x63, 0xbd, 0xe7, 0x32, 0x93, 0x36, 0x37, 0x99, 0x79, 0x95, 0x50,
2687 | 0xae, 0x44, 0x35, 0xcd, 0x1a, 0x69, 0x97, 0xc9, 0xc3, 0xc3,
2688 | },
2689 | 32, "Qihoo 360 v1 2020" },
2690 | { (const uint8_t[]){
2691 | 0x48, 0x14, 0x58, 0x7c, 0xf2, 0x8b, 0x08, 0xfe, 0x68, 0x3f, 0xd2,
2692 | 0xbc, 0xd9, 0x45, 0x99, 0x4c, 0x2e, 0xb7, 0x4c, 0x8a, 0xe8, 0xc8,
2693 | 0x7f, 0xce, 0x42, 0x9b, 0x7c, 0xd3, 0x1d, 0x51, 0xbd, 0xc4,
2694 | },
2695 | 32, "Qihoo 360 v1 2021" },
2696 | { (const uint8_t[]){
2697 | 0x49, 0x11, 0xb8, 0xd6, 0x14, 0xcf, 0xd3, 0xd9, 0x9f, 0x16, 0xd3,
2698 | 0x76, 0x54, 0x5e, 0xe1, 0xb8, 0xcc, 0xfc, 0x51, 0x1f, 0x50, 0x9f,
2699 | 0x08, 0x0b, 0xa0, 0xa0, 0x87, 0xd9, 0x1d, 0xfa, 0xee, 0xa9,
2700 | },
2701 | 32, "Qihoo 360 v1 2022" },
2702 | { (const uint8_t[]){
2703 | 0xb6, 0x74, 0x0b, 0x12, 0x00, 0x2e, 0x03, 0x3f, 0xd0, 0xe7, 0xe9,
2704 | 0x41, 0xf4, 0xba, 0x3e, 0xe1, 0xbf, 0xc1, 0x49, 0xb5, 0x24, 0xb4,
2705 | 0xcf, 0x62, 0x8d, 0x53, 0xef, 0xea, 0x1f, 0x40, 0x3a, 0x8d,
2706 | },
2707 | 32, "Qihoo 360 v1 2023" },
2708 | { (const uint8_t[]){
2709 | 0x2e, 0xd6, 0xa4, 0x4d, 0xeb, 0x8f, 0x0c, 0x86, 0x46, 0x67, 0x76,
2710 | 0x9c, 0x4e, 0xdd, 0x04, 0x1f, 0x84, 0x23, 0x67, 0x55, 0xfa, 0x3a,
2711 | 0xac, 0xa6, 0x34, 0xd0, 0x93, 0x5d, 0xfc, 0xd5, 0x9a, 0x70,
2712 | },
2713 | 32, "Bogus placeholder log to unbreak misbehaving CT libraries" },
2714 | { (const uint8_t[]){
2715 | 0x39, 0xb9, 0x87, 0x88, 0x28, 0x19, 0x5f, 0x3b, 0x2d, 0x0d, 0x1b,
2716 | 0x48, 0x14, 0xa3, 0xae, 0x8c, 0x0d, 0x01, 0xfe, 0x48, 0x62, 0x21,
2717 | 0xdd, 0x69, 0x39, 0x7d, 0x76, 0xf7, 0x85, 0x74, 0x11, 0xc3,
2718 | },
2719 | 32, "Merklemap 'CompactLog' log" },
2720 | { (const uint8_t[]){
2721 | 0xd2, 0xfc, 0x65, 0x2f, 0xa5, 0xf9, 0xb7, 0x38, 0xb8, 0x37, 0x55,
2722 | 0xfa, 0x5e, 0xb1, 0x5f, 0x0b, 0x45, 0x25, 0x3f, 0x4e, 0x8f, 0xa3,
2723 | 0xb9, 0xb6, 0x4f, 0xd4, 0xde, 0x56, 0x62, 0xd1, 0x87, 0x08,
2724 | },
2725 | 32, "Bogus RFC6962 log to avoid breaking misbehaving CT libraries" },
2726 | { NULL((void*)0), 0, NULL((void*)0) }
2727 | };
2728 |
2729 | /*
2730 | * Application-Layer Protocol Negotiation (ALPN) dissector tables.
2731 | */
2732 | static dissector_table_t ssl_alpn_dissector_table;
2733 | static dissector_table_t dtls_alpn_dissector_table;
2734 |
2735 | /*
2736 | * Special cases for prefix matching of the ALPN, if the ALPN includes
2737 | * a version number for a draft or protocol revision.
2738 | */
2739 | typedef struct ssl_alpn_prefix_match_protocol {
2740 | const char *proto_prefix;
2741 | const char *dissector_name;
2742 | } ssl_alpn_prefix_match_protocol_t;
2743 |
2744 | static const ssl_alpn_prefix_match_protocol_t ssl_alpn_prefix_match_protocols[] = {
2745 | /* SPDY moves so fast, just 1, 2 and 3 are registered with IANA but there
2746 | * already exists 3.1 as of this writing... match the prefix. */
2747 | { "spdy/", "spdy" },
2748 | /* draft-ietf-httpbis-http2-16 */
2749 | { "h2-", "http2" }, /* draft versions */
2750 | };
2751 |
2752 | const value_string compress_certificate_algorithm_vals[] = {
2753 | { 1, "zlib" },
2754 | { 2, "brotli" },
2755 | { 3, "zstd" },
2756 | { 0, NULL((void*)0) }
2757 | };
2758 |
2759 |
2760 | const val64_string quic_transport_parameter_id[] = {
2761 | { SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00, "original_destination_connection_id" },
2762 | { SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01, "max_idle_timeout" },
2763 | { SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02, "stateless_reset_token" },
2764 | { SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03, "max_udp_payload_size" },
2765 | { SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04, "initial_max_data" },
2766 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05, "initial_max_stream_data_bidi_local" },
2767 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06, "initial_max_stream_data_bidi_remote" },
2768 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07, "initial_max_stream_data_uni" },
2769 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09, "initial_max_streams_uni" },
2770 | { SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08, "initial_max_streams_bidi" },
2771 | { SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a, "ack_delay_exponent" },
2772 | { SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b, "max_ack_delay" },
2773 | { SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c, "disable_active_migration" },
2774 | { SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d, "preferred_address" },
2775 | { SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e, "active_connection_id_limit" },
2776 | { SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f, "initial_source_connection_id" },
2777 | { SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10, "retry_source_connection_id" },
2778 | { SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20, "max_datagram_frame_size" },
2779 | { SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000, "cibir_encoding" },
2780 | { SSL_HND_QUIC_TP_LOSS_BITS0x1057, "loss_bits" },
2781 | { SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2, "grease_quic_bit" },
2782 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157, "enable_time_stamp" },
2783 | { SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158, "enable_time_stamp_v2" },
2784 | { SSL_HND_QUIC_TP_VERSION_INFORMATION0x11, "version_information" },
2785 | { SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db, "version_information_draft" },
2786 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a, "min_ack_delay" },
2787 | { SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129, "google_user_agent" },
2788 | { SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B, "google_key_update_not_yet_supported" },
2789 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752, "google_quic_version" },
2790 | { SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127, "google_initial_rtt" },
2791 | { SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A, "google_support_handshake_done" },
2792 | { SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751, "google_quic_params" },
2793 | { SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128, "google_connection_options" },
2794 | { SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00, "facebook_partial_reliability" },
2795 | { SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176, "address_discovery" },
2796 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A, "min_ack_delay (draft-01)" },
2797 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a, "min_ack_delay (draft-05)" },
2798 | { SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b, "min_ack_delay" },
2799 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04, "enable_multipath (draft-04)" },
2800 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05, "enable_multipath (draft-05)" },
2801 | { SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06, "enable_multipath (draft-06)" },
2802 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07, "initial_max_paths (draft-07/08)" },
2803 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09, "initial_max_path_id (draft-09/10)" },
2804 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11, "initial_max_path_id (draft-11)" },
2805 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c, "initial_max_path_id (draft-12)" },
2806 | { SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d, "initial_max_path_id" },
2807 | { 0, NULL((void*)0) }
2808 | };
2809 |
2810 | /* https://tools.ietf.org/html/draft-ietf-quic-address-discovery-00 */
2811 | const val64_string quic_address_discovery_vals[] = {
2812 | { 0, "The node is willing to provide address observations to its peer, but is not interested in receiving address observations itself" },
2813 | { 1, "The node is interested in receiving address observations, but it is not willing to provide address observations" },
2814 | { 2, "The node is interested in receiving address observations, and it is willing to provide address observations" },
2815 | { 0, NULL((void*)0) }
2816 | };
2817 |
2818 | /* https://tools.ietf.org/html/draft-huitema-quic-ts-03 */
2819 | const val64_string quic_enable_time_stamp_v2_vals[] = {
2820 | { 1, "I would like to receive TIME_STAMP frames" },
2821 | { 2, "I am able to generate TIME_STAMP frames" },
2822 | { 3, "I am able to generate TIME_STAMP frames and I would like to receive them" },
2823 | { 0, NULL((void*)0) }
2824 | };
2825 |
2826 | /* https://datatracker.ietf.org/doc/draft-ietf-quic-multipath/04/ */
2827 | const val64_string quic_enable_multipath_vals[] = {
2828 | { 0, "don't support multipath" },
2829 | { 1, "support multipath as defined in this document" },
2830 | { 0, NULL((void*)0) }
2831 | };
2832 |
2833 | /* https://www.ietf.org/archive/id/draft-ietf-tls-esni-16.txt */
2834 | const value_string tls_hello_ext_ech_clienthello_types[] = {
2835 | { 0, "Outer Client Hello" },
2836 | { 1, "Inner Client Hello" },
2837 | { 0, NULL((void*)0) }
2838 | };
2839 |
2840 | /* RFC 9180 */
2841 | const value_string kem_id_type_vals[] = {
2842 | { 0x0000, "Reserved" },
2843 | { 0x0010, "DHKEM(P-256, HKDF-SHA256)" },
2844 | { 0x0011, "DHKEM(P-384, HKDF-SHA384)" },
2845 | { 0x0012, "DHKEM(P-521, HKDF-SHA512)" },
2846 | { 0x0020, "DHKEM(X25519, HKDF-SHA256)" },
2847 | { 0x0021, "DHKEM(X448, HKDF-SHA512)" },
2848 | { 0, NULL((void*)0) }
2849 | };
2850 | const value_string kdf_id_type_vals[] = {
2851 | { 0x0000, "Reserved" },
2852 | { 0x0001, "HKDF-SHA256" },
2853 | { 0x0002, "HKDF-SHA384" },
2854 | { 0x0003, "HKDF-SHA512" },
2855 | { 0, NULL((void*)0) }
2856 | };
2857 | const value_string aead_id_type_vals[] = {
2858 | { 0x0000, "Reserved" },
2859 | { 0x0001, "AES-128-GCM" },
2860 | { 0x0002, "AES-256-GCM" },
2861 | { 0x0003, "ChaCha20Poly1305" },
2862 | { 0xFFFF, "Export-only" },
2863 | { 0, NULL((void*)0) }
2864 | };
2865 |
2866 | const value_string token_binding_key_parameter_vals[] = {
2867 | { 0, "rsa2048_pkcs1.5" },
2868 | { 1, "rsa2048_pss" },
2869 | { 2, "ecdsap256" },
2870 | { 0, NULL((void*)0) }
2871 | };
2872 |
2873 | /* Lookup tables }}} */
2874 |
2875 | void
2876 | quic_transport_parameter_id_base_custom(char *result, uint64_t parameter_id)
2877 | {
2878 | const char *label;
2879 | if (IS_GREASE_QUIC(parameter_id)((parameter_id) > 27 ? ((((parameter_id) - 27) % 31) == 0) : 0)) {
2880 | label = "GREASE";
2881 | } else {
2882 | label = val64_to_str_const(parameter_id, quic_transport_parameter_id, "Unknown");
2883 | }
2884 | snprintf(result, ITEM_LABEL_LENGTH240, "%s (0x%02" PRIx64"l" "x" ")", label, parameter_id);
2885 | }
2886 |
2887 | /* we keep this internal to packet-tls-utils, as there should be
2888 | no need to access it any other way.
2889 |
2890 | This also allows us to hide the dependency on zlib.
2891 | */
2892 | struct _SslDecompress {
2893 | int compression;
2894 | #ifdef USE_ZLIB_OR_ZLIBNG
2895 | zlib_stream istream;
2896 | #endif
2897 | };
2898 |
2899 | /* To assist in parsing client/server key exchange messages
2900 | 0 indicates unknown */
2901 | int ssl_get_keyex_alg(int cipher)
2902 | {
2903 | /* Map Cipher suite number to Key Exchange algorithm {{{ */
2904 | switch(cipher) {
2905 | case 0x0017:
2906 | case 0x0018:
2907 | case 0x0019:
2908 | case 0x001a:
2909 | case 0x001b:
2910 | case 0x0034:
2911 | case 0x003a:
2912 | case 0x0046:
2913 | case 0x006c:
2914 | case 0x006d:
2915 | case 0x0089:
2916 | case 0x009b:
2917 | case 0x00a6:
2918 | case 0x00a7:
2919 | case 0x00bf:
2920 | case 0x00c5:
2921 | case 0xc084:
2922 | case 0xc085:
2923 | return KEX_DH_ANON0x13;
2924 | case 0x000b:
2925 | case 0x000c:
2926 | case 0x000d:
2927 | case 0x0030:
2928 | case 0x0036:
2929 | case 0x003e:
2930 | case 0x0042:
2931 | case 0x0068:
2932 | case 0x0085:
2933 | case 0x0097:
2934 | case 0x00a4:
2935 | case 0x00a5:
2936 | case 0x00bb:
2937 | case 0x00c1:
2938 | case 0xc082:
2939 | case 0xc083:
2940 | return KEX_DH_DSS0x14;
2941 | case 0x000e:
2942 | case 0x000f:
2943 | case 0x0010:
2944 | case 0x0031:
2945 | case 0x0037:
2946 | case 0x003f:
2947 | case 0x0043:
2948 | case 0x0069:
2949 | case 0x0086:
2950 | case 0x0098:
2951 | case 0x00a0:
2952 | case 0x00a1:
2953 | case 0x00bc:
2954 | case 0x00c2:
2955 | case 0xc07e:
2956 | case 0xc07f:
2957 | return KEX_DH_RSA0x15;
2958 | case 0x0011:
2959 | case 0x0012:
2960 | case 0x0013:
2961 | case 0x0032:
2962 | case 0x0038:
2963 | case 0x0040:
2964 | case 0x0044:
2965 | case 0x0063:
2966 | case 0x0065:
2967 | case 0x0066:
2968 | case 0x006a:
2969 | case 0x0087:
2970 | case 0x0099:
2971 | case 0x00a2:
2972 | case 0x00a3:
2973 | case 0x00bd:
2974 | case 0x00c3:
2975 | case 0xc080:
2976 | case 0xc081:
2977 | return KEX_DHE_DSS0x10;
2978 | case 0x002d:
2979 | case 0x008e:
2980 | case 0x008f:
2981 | case 0x0090:
2982 | case 0x0091:
2983 | case 0x00aa:
2984 | case 0x00ab:
2985 | case 0x00b2:
2986 | case 0x00b3:
2987 | case 0x00b4:
2988 | case 0x00b5:
2989 | case 0xc090:
2990 | case 0xc091:
2991 | case 0xc096:
2992 | case 0xc097:
2993 | case 0xc0a6:
2994 | case 0xc0a7:
2995 | case 0xc0aa:
2996 | case 0xc0ab:
2997 | case 0xccad:
2998 | case 0xe41c:
2999 | case 0xe41d:
3000 | return KEX_DHE_PSK0x11;
3001 | case 0x0014:
3002 | case 0x0015:
3003 | case 0x0016:
3004 | case 0x0033:
3005 | case 0x0039:
3006 | case 0x0045:
3007 | case 0x0067:
3008 | case 0x006b:
3009 | case 0x0088:
3010 | case 0x009a:
3011 | case 0x009e:
3012 | case 0x009f:
3013 | case 0x00be:
3014 | case 0x00c4:
3015 | case 0xc07c:
3016 | case 0xc07d:
3017 | case 0xc09e:
3018 | case 0xc09f:
3019 | case 0xc0a2:
3020 | case 0xc0a3:
3021 | case 0xccaa:
3022 | case 0xe41e:
3023 | case 0xe41f:
3024 | return KEX_DHE_RSA0x12;
3025 | case 0xc015:
3026 | case 0xc016:
3027 | case 0xc017:
3028 | case 0xc018:
3029 | case 0xc019:
3030 | return KEX_ECDH_ANON0x19;
3031 | case 0xc001:
3032 | case 0xc002:
3033 | case 0xc003:
3034 | case 0xc004:
3035 | case 0xc005:
3036 | case 0xc025:
3037 | case 0xc026:
3038 | case 0xc02d:
3039 | case 0xc02e:
3040 | case 0xc074:
3041 | case 0xc075:
3042 | case 0xc088:
3043 | case 0xc089:
3044 | return KEX_ECDH_ECDSA0x1a;
3045 | case 0xc00b:
3046 | case 0xc00c:
3047 | case 0xc00d:
3048 | case 0xc00e:
3049 | case 0xc00f:
3050 | case 0xc029:
3051 | case 0xc02a:
3052 | case 0xc031:
3053 | case 0xc032:
3054 | case 0xc078:
3055 | case 0xc079:
3056 | case 0xc08c:
3057 | case 0xc08d:
3058 | return KEX_ECDH_RSA0x1b;
3059 | case 0xc006:
3060 | case 0xc007:
3061 | case 0xc008:
3062 | case 0xc009:
3063 | case 0xc00a:
3064 | case 0xc023:
3065 | case 0xc024:
3066 | case 0xc02b:
3067 | case 0xc02c:
3068 | case 0xc072:
3069 | case 0xc073:
3070 | case 0xc086:
3071 | case 0xc087:
3072 | case 0xc0ac:
3073 | case 0xc0ad:
3074 | case 0xc0ae:
3075 | case 0xc0af:
3076 | case 0xcca9:
3077 | case 0xe414:
3078 | case 0xe415:
3079 | return KEX_ECDHE_ECDSA0x16;
3080 | case 0xc033:
3081 | case 0xc034:
3082 | case 0xc035:
3083 | case 0xc036:
3084 | case 0xc037:
3085 | case 0xc038:
3086 | case 0xc039:
3087 | case 0xc03a:
3088 | case 0xc03b:
3089 | case 0xc09a:
3090 | case 0xc09b:
3091 | case 0xccac:
3092 | case 0xe418:
3093 | case 0xe419:
3094 | case 0xd001:
3095 | case 0xd002:
3096 | case 0xd003:
3097 | case 0xd005:
3098 | return KEX_ECDHE_PSK0x17;
3099 | case 0xc010:
3100 | case 0xc011:
3101 | case 0xc012:
3102 | case 0xc013:
3103 | case 0xc014:
3104 | case 0xc027:
3105 | case 0xc028:
3106 | case 0xc02f:
3107 | case 0xc030:
3108 | case 0xc076:
3109 | case 0xc077:
3110 | case 0xc08a:
3111 | case 0xc08b:
3112 | case 0xcca8:
3113 | case 0xe412:
3114 | case 0xe413:
3115 | return KEX_ECDHE_RSA0x18;
3116 | case 0x001e:
3117 | case 0x001f:
3118 | case 0x0020:
3119 | case 0x0021:
3120 | case 0x0022:
3121 | case 0x0023:
3122 | case 0x0024:
3123 | case 0x0025:
3124 | case 0x0026:
3125 | case 0x0027:
3126 | case 0x0028:
3127 | case 0x0029:
3128 | case 0x002a:
3129 | case 0x002b:
3130 | return KEX_KRB50x1c;
3131 | case 0x002c:
3132 | case 0x008a:
3133 | case 0x008b:
3134 | case 0x008c:
3135 | case 0x008d:
3136 | case 0x00a8:
3137 | case 0x00a9:
3138 | case 0x00ae:
3139 | case 0x00af:
3140 | case 0x00b0:
3141 | case 0x00b1:
3142 | case 0xc064:
3143 | case 0xc065:
3144 | case 0xc08e:
3145 | case 0xc08f:
3146 | case 0xc094:
3147 | case 0xc095:
3148 | case 0xc0a4:
3149 | case 0xc0a5:
3150 | case 0xc0a8:
3151 | case 0xc0a9:
3152 | case 0xccab:
3153 | case 0xe416:
3154 | case 0xe417:
3155 | return KEX_PSK0x1d;
3156 | case 0x0001:
3157 | case 0x0002:
3158 | case 0x0003:
3159 | case 0x0004:
3160 | case 0x0005:
3161 | case 0x0006:
3162 | case 0x0007:
3163 | case 0x0008:
3164 | case 0x0009:
3165 | case 0x000a:
3166 | case 0x002f:
3167 | case 0x0035:
3168 | case 0x003b:
3169 | case 0x003c:
3170 | case 0x003d:
3171 | case 0x0041:
3172 | case 0x0060:
3173 | case 0x0061:
3174 | case 0x0062:
3175 | case 0x0064:
3176 | case 0x0084:
3177 | case 0x0096:
3178 | case 0x009c:
3179 | case 0x009d:
3180 | case 0x00ba:
3181 | case 0x00c0:
3182 | case 0xc07a:
3183 | case 0xc07b:
3184 | case 0xc09c:
3185 | case 0xc09d:
3186 | case 0xc0a0:
3187 | case 0xc0a1:
3188 | case 0xe410:
3189 | case 0xe411:
3190 | case 0xfefe:
3191 | case 0xfeff:
3192 | case 0xffe0:
3193 | case 0xffe1:
3194 | return KEX_RSA0x1e;
3195 | case 0x002e:
3196 | case 0x0092:
3197 | case 0x0093:
3198 | case 0x0094:
3199 | case 0x0095:
3200 | case 0x00ac:
3201 | case 0x00ad:
3202 | case 0x00b6:
3203 | case 0x00b7:
3204 | case 0x00b8:
3205 | case 0x00b9:
3206 | case 0xc092:
3207 | case 0xc093:
3208 | case 0xc098:
3209 | case 0xc099:
3210 | case 0xccae:
3211 | case 0xe41a:
3212 | case 0xe41b:
3213 | return KEX_RSA_PSK0x1f;
3214 | case 0xc01a:
3215 | case 0xc01d:
3216 | case 0xc020:
3217 | return KEX_SRP_SHA0x20;
3218 | case 0xc01c:
3219 | case 0xc01f:
3220 | case 0xc022:
3221 | return KEX_SRP_SHA_DSS0x21;
3222 | case 0xc01b:
3223 | case 0xc01e:
3224 | case 0xc021:
3225 | return KEX_SRP_SHA_RSA0x22;
3226 | case 0xc0ff:
3227 | return KEX_ECJPAKE0x24;
3228 | case 0xe003:
3229 | case 0xe013:
3230 | case 0xe053:
3231 | return KEX_ECC_SM20x26;
3232 | default:
3233 | break;
3234 | }
3235 |
3236 | return 0;
3237 | /* }}} */
3238 | }
3239 |
3240 | static wmem_list_t *connection_id_session_list;
3241 |
3242 | void
3243 | ssl_init_cid_list(void) {
3244 | connection_id_session_list = wmem_list_new(wmem_file_scope());
3245 | }
3246 |
3247 | void
3248 | ssl_cleanup_cid_list(void) {
3249 | wmem_destroy_list(connection_id_session_list);
3250 | }
3251 |
3252 | void
3253 | ssl_add_session_by_cid(SslDecryptSession *session)
3254 | {
3255 | wmem_list_append(connection_id_session_list, session);
3256 | }
3257 |
3258 | SslDecryptSession *
3259 | ssl_get_session_by_cid(tvbuff_t *tvb, uint32_t offset)
3260 | {
3261 | SslDecryptSession * ssl_cid = NULL((void*)0);
3262 | wmem_list_frame_t *it = wmem_list_head(connection_id_session_list);
3263 |
3264 | while (it != NULL((void*)0) && ssl_cid == NULL((void*)0)) {
3265 | SslDecryptSession * ssl = (SslDecryptSession *)wmem_list_frame_data(it);
3266 | DISSECTOR_ASSERT(ssl != NULL)((void) ((ssl != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3266, "ssl != ((void*)0)"))));
3267 | SslSession *session = &ssl->session;
3268 |
3269 | if (session->client_cid_len > 0 && tvb_bytes_exist(tvb, offset, session->client_cid_len)) {
3270 | if (tvb_memeql(tvb, offset, session->client_cid, session->client_cid_len) == 0) {
3271 | ssl_cid = ssl;
3272 | }
3273 | }
3274 |
3275 | if (session->server_cid_len > 0) {
3276 | if (tvb_memeql(tvb, offset, session->server_cid, session->server_cid_len) == 0) {
3277 | ssl_cid = ssl;
3278 | }
3279 | }
3280 |
3281 | it = wmem_list_frame_next(it);
3282 | }
3283 |
3284 | return ssl_cid;
3285 | }
3286 |
3287 | /* StringInfo structure (len + data) functions {{{ */
3288 |
3289 | int
3290 | ssl_data_alloc(StringInfo* str, size_t len)
3291 | {
3292 | str->data = (unsigned char *)g_malloc(len);
22 | ← | Memory is allocated | →
3293 | /* the allocator can return a null pointer for a size equal to 0,
3294 | * and that must be allowed */
3295 | if (len
22.1 | 'len' is > 0
> 0 && !str->data)
23 | ← | Assuming field 'data' is non-null | →
24 | ← | Taking false branch | →
3296 | return -1;
3297 | str->data_len = (unsigned) len;
3298 | return 0;
3299 | }
3300 |
3301 | void
3302 | ssl_data_set(StringInfo* str, const unsigned char* data, unsigned len)
3303 | {
3304 | DISSECTOR_ASSERT(data)((void) ((data) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 3304, "data"))));
3305 | memcpy(str->data, data, len);
3306 | str->data_len = len;
3307 | }
3308 |
3309 | static int
3310 | ssl_data_realloc(StringInfo* str, unsigned len)
3311 | {
3312 | str->data = (unsigned char *)g_realloc(str->data, len);
3313 | if (!str->data)
3314 | return -1;
3315 | str->data_len = len;
3316 | return 0;
3317 | }
3318 |
3319 | static StringInfo *
3320 | ssl_data_clone(StringInfo *str)
3321 | {
3322 | StringInfo *cloned_str;
3323 | cloned_str = (StringInfo *) wmem_alloc0(wmem_file_scope(),
3324 | sizeof(StringInfo) + str->data_len);
3325 | cloned_str->data = (unsigned char *) (cloned_str + 1);
3326 | ssl_data_set(cloned_str, str->data, str->data_len);
3327 | return cloned_str;
3328 | }
3329 |
3330 | static int
3331 | ssl_data_copy(StringInfo* dst, StringInfo* src)
3332 | {
3333 | if (dst->data_len < src->data_len) {
3334 | if (ssl_data_realloc(dst, src->data_len))
3335 | return -1;
3336 | }
3337 | memcpy(dst->data, src->data, src->data_len);
3338 | dst->data_len = src->data_len;
3339 | return 0;
3340 | }
3341 |
3342 | /* from_hex converts |hex_len| bytes of hex data from |in| and sets |*out| to
3343 | * the result. |out->data| will be allocated using wmem_file_scope. Returns true on
3344 | * success. */
3345 | static bool_Bool from_hex(StringInfo* out, const char* in, size_t hex_len) {
3346 | size_t i;
3347 |
3348 | if (hex_len & 1)
3349 | return false0;
3350 |
3351 | out->data = (unsigned char *)wmem_alloc(wmem_file_scope(), hex_len / 2);
3352 | for (i = 0; i < hex_len / 2; i++) {
3353 | int a = ws_xton(in[i*2]);
3354 | int b = ws_xton(in[i*2 + 1]);
3355 | if (a == -1 || b == -1)
3356 | return false0;
3357 | out->data[i] = a << 4 | b;
3358 | }
3359 | out->data_len = (unsigned)hex_len / 2;
3360 | return true1;
3361 | }
3362 | /* StringInfo structure (len + data) functions }}} */
3363 |
3364 |
3365 | /* libgcrypt wrappers for HMAC/message digest operations {{{ */
3366 | /* hmac abstraction layer */
3367 | #define SSL_HMACgcry_md_hd_t gcry_md_hd_t
3368 |
3369 | static inline int
3370 | ssl_hmac_init(SSL_HMACgcry_md_hd_t* md, int algo)
3371 | {
3372 | gcry_error_t err;
3373 | const char *err_str, *err_src;
3374 |
3375 | err = gcry_md_open(md,algo, GCRY_MD_FLAG_HMAC);
3376 | if (err != 0) {
3377 | err_str = gcry_strerror(err);
3378 | err_src = gcry_strsource(err);
3379 | ssl_debug_printf("ssl_hmac_init(): gcry_md_open failed %s/%s", err_str, err_src);
3380 | return -1;
3381 | }
3382 | return 0;
3383 | }
3384 |
3385 | static inline int
3386 | ssl_hmac_setkey(SSL_HMACgcry_md_hd_t* md, const void * key, int len)
3387 | {
3388 | gcry_error_t err;
3389 | const char *err_str, *err_src;
3390 |
3391 | err = gcry_md_setkey (*(md), key, len);
3392 | if (err != 0) {
3393 | err_str = gcry_strerror(err);
3394 | err_src = gcry_strsource(err);
3395 | ssl_debug_printf("ssl_hmac_setkey(): gcry_md_setkey failed %s/%s", err_str, err_src);
3396 | return -1;
3397 | }
3398 | return 0;
3399 | }
3400 |
3401 | static inline int
3402 | ssl_hmac_reset(SSL_HMACgcry_md_hd_t* md)
3403 | {
3404 | gcry_md_reset(*md);
3405 | return 0;
3406 | }
3407 |
3408 | static inline void
3409 | ssl_hmac_update(SSL_HMACgcry_md_hd_t* md, const void* data, int len)
3410 | {
3411 | gcry_md_write(*(md), data, len);
3412 | }
3413 | static inline void
3414 | ssl_hmac_final(SSL_HMACgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3415 | {
3416 | int algo;
3417 | unsigned len;
3418 |
3419 | algo = gcry_md_get_algo (*(md));
3420 | len = gcry_md_get_algo_dlen(algo);
3421 | DISSECTOR_ASSERT(len <= *datalen)((void) ((len <= *datalen) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 3421, "len <= *datalen"))));
3422 | memcpy(data, gcry_md_read(*(md), algo), len);
3423 | *datalen = len;
3424 | }
3425 | static inline void
3426 | ssl_hmac_cleanup(SSL_HMACgcry_md_hd_t* md)
3427 | {
3428 | gcry_md_close(*(md));
3429 | }
3430 |
3431 | /* message digest abstraction layer*/
3432 | #define SSL_MDgcry_md_hd_t gcry_md_hd_t
3433 |
3434 | static inline int
3435 | ssl_md_init(SSL_MDgcry_md_hd_t* md, int algo)
3436 | {
3437 | gcry_error_t err;
3438 | const char *err_str, *err_src;
3439 | err = gcry_md_open(md,algo, 0);
3440 | if (err != 0) {
3441 | err_str = gcry_strerror(err);
3442 | err_src = gcry_strsource(err);
3443 | ssl_debug_printf("ssl_md_init(): gcry_md_open failed %s/%s", err_str, err_src);
3444 | return -1;
3445 | }
3446 | return 0;
3447 | }
3448 | static inline void
3449 | ssl_md_update(SSL_MDgcry_md_hd_t* md, const unsigned char* data, int len)
3450 | {
3451 | gcry_md_write(*(md), data, len);
3452 | }
3453 | static inline void
3454 | ssl_md_final(SSL_MDgcry_md_hd_t* md, unsigned char* data, unsigned* datalen)
3455 | {
3456 | int algo;
3457 | int len;
3458 | algo = gcry_md_get_algo (*(md));
3459 | len = gcry_md_get_algo_dlen (algo);
3460 | memcpy(data, gcry_md_read(*(md), algo), len);
3461 | *datalen = len;
3462 | }
3463 | static inline void
3464 | ssl_md_cleanup(SSL_MDgcry_md_hd_t* md)
3465 | {
3466 | gcry_md_close(*(md));
3467 | }
3468 |
3469 | static inline void
3470 | ssl_md_reset(SSL_MDgcry_md_hd_t* md)
3471 | {
3472 | gcry_md_reset(*md);
3473 | }
3474 |
3475 | /* md5 /sha abstraction layer */
3476 | #define SSL_SHA_CTXgcry_md_hd_t gcry_md_hd_t
3477 | #define SSL_MD5_CTXgcry_md_hd_t gcry_md_hd_t
3478 |
3479 | static inline int
3480 | ssl_sha_init(SSL_SHA_CTXgcry_md_hd_t* md)
3481 | {
3482 | gcry_error_t err;
3483 | const char *err_str, *err_src;
3484 | err = gcry_md_open(md, GCRY_MD_SHA1, 0);
3485 | if (err != 0) {
3486 | err_str = gcry_strerror(err);
3487 | err_src = gcry_strsource(err);
3488 | ssl_debug_printf("ssl_sha_init(): gcry_md_open failed %s/%s", err_str, err_src);
3489 | return -1;
3490 | }
3491 | return 0;
3492 | }
3493 | static inline void
3494 | ssl_sha_update(SSL_SHA_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3495 | {
3496 | gcry_md_write(*(md), data, len);
3497 | }
3498 | static inline void
3499 | ssl_sha_final(unsigned char* buf, SSL_SHA_CTXgcry_md_hd_t* md)
3500 | {
3501 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_SHA1),
3502 | gcry_md_get_algo_dlen(GCRY_MD_SHA1));
3503 | }
3504 |
3505 | static inline void
3506 | ssl_sha_reset(SSL_SHA_CTXgcry_md_hd_t* md)
3507 | {
3508 | gcry_md_reset(*md);
3509 | }
3510 |
3511 | static inline void
3512 | ssl_sha_cleanup(SSL_SHA_CTXgcry_md_hd_t* md)
3513 | {
3514 | gcry_md_close(*(md));
3515 | }
3516 |
3517 | static inline int
3518 | ssl_md5_init(SSL_MD5_CTXgcry_md_hd_t* md)
3519 | {
3520 | gcry_error_t err;
3521 | const char *err_str, *err_src;
3522 | err = gcry_md_open(md,GCRY_MD_MD5, 0);
3523 | if (err != 0) {
3524 | err_str = gcry_strerror(err);
3525 | err_src = gcry_strsource(err);
3526 | ssl_debug_printf("ssl_md5_init(): gcry_md_open failed %s/%s", err_str, err_src);
3527 | return -1;
3528 | }
3529 | return 0;
3530 | }
3531 | static inline void
3532 | ssl_md5_update(SSL_MD5_CTXgcry_md_hd_t* md, unsigned char* data, int len)
3533 | {
3534 | gcry_md_write(*(md), data, len);
3535 | }
3536 | static inline void
3537 | ssl_md5_final(unsigned char* buf, SSL_MD5_CTXgcry_md_hd_t* md)
3538 | {
3539 | memcpy(buf, gcry_md_read(*(md), GCRY_MD_MD5),
3540 | gcry_md_get_algo_dlen(GCRY_MD_MD5));
3541 | }
3542 |
3543 | static inline void
3544 | ssl_md5_reset(SSL_MD5_CTXgcry_md_hd_t* md)
3545 | {
3546 | gcry_md_reset(*md);
3547 | }
3548 |
3549 | static inline void
3550 | ssl_md5_cleanup(SSL_MD5_CTXgcry_md_hd_t* md)
3551 | {
3552 | gcry_md_close(*(md));
3553 | }
3554 | /* libgcrypt wrappers for HMAC/message digest operations }}} */
3555 |
3556 | /* libgcrypt wrappers for Cipher state manipulation {{{ */
3557 | int
3558 | ssl_cipher_setiv(SSL_CIPHER_CTXgcry_cipher_hd_t *cipher, unsigned char* iv, int iv_len)
3559 | {
3560 | int ret;
3561 | #if 0
3562 | unsigned char *ivp;
3563 | int i;
3564 | gcry_cipher_hd_t c;
3565 | c=(gcry_cipher_hd_t)*cipher;
3566 | #endif
3567 | ssl_debug_printf("--------------------------------------------------------------------");
3568 | #if 0
3569 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3570 | {
3571 | ssl_debug_printf("%d ",ivp[i]);
3572 | i++;
3573 | }
3574 | #endif
3575 | ssl_debug_printf("--------------------------------------------------------------------");
3576 | ret = gcry_cipher_setiv(*(cipher), iv, iv_len);
3577 | #if 0
3578 | for(ivp=c->iv,i=0; i < iv_len; i++ )
3579 | {
3580 | ssl_debug_printf("%d ",ivp[i]);
3581 | i++;
3582 | }
3583 | #endif
3584 | ssl_debug_printf("--------------------------------------------------------------------");
3585 | return ret;
3586 | }
3587 | /* stream cipher abstraction layer*/
3588 | static int
3589 | ssl_cipher_init(gcry_cipher_hd_t *cipher, int algo, unsigned char* sk,
3590 | unsigned char* iv, int mode)
3591 | {
3592 | int gcry_modes[] = {
3593 | GCRY_CIPHER_MODE_STREAM,
3594 | GCRY_CIPHER_MODE_CBC,
3595 | GCRY_CIPHER_MODE_GCM,
3596 | GCRY_CIPHER_MODE_CCM,
3597 | GCRY_CIPHER_MODE_CCM,
3598 | GCRY_CIPHER_MODE_POLY1305,
3599 | GCRY_CIPHER_MODE_ECB, /* used for DTLSv1.3 seq number encryption */
3600 | };
3601 | int err;
3602 | if (algo == -1) {
3603 | /* NULL mode */
3604 | *(cipher) = (gcry_cipher_hd_t)-1;
3605 | return 0;
3606 | }
3607 | err = gcry_cipher_open(cipher, algo, gcry_modes[mode], 0);
3608 | if (err !=0)
3609 | return -1;
3610 | err = gcry_cipher_setkey(*(cipher), sk, gcry_cipher_get_algo_keylen (algo));
3611 | if (err != 0)
3612 | return -1;
3613 | /* AEAD cipher suites will set the nonce later. */
3614 | if (mode == MODE_CBC) {
3615 | err = gcry_cipher_setiv(*(cipher), iv, gcry_cipher_get_algo_blklen(algo));
3616 | if (err != 0)
3617 | return -1;
3618 | }
3619 | return 0;
3620 | }
3621 | static inline int
3622 | ssl_cipher_decrypt(gcry_cipher_hd_t *cipher, unsigned char * out, int outl,
3623 | const unsigned char * in, int inl)
3624 | {
3625 | if ((*cipher) == (gcry_cipher_hd_t)-1)
3626 | {
3627 | if (in && inl)
3628 | memcpy(out, in, outl < inl ? outl : inl);
3629 | return 0;
3630 | }
3631 | return gcry_cipher_decrypt ( *(cipher), out, outl, in, inl);
3632 | }
3633 | static inline int
3634 | ssl_get_digest_by_name(const char*name)
3635 | {
3636 | return gcry_md_map_name(name);
3637 | }
3638 | static inline int
3639 | ssl_get_cipher_by_name(const char* name)
3640 | {
3641 | return gcry_cipher_map_name(name);
3642 | }
3643 |
3644 | static inline void
3645 | ssl_cipher_cleanup(gcry_cipher_hd_t *cipher)
3646 | {
3647 | if ((*cipher) != (gcry_cipher_hd_t)-1)
3648 | gcry_cipher_close(*cipher);
3649 | *cipher = NULL((void*)0);
3650 | }
3651 | /* }}} */
3652 |
3653 | /* Digests, Ciphers and Cipher Suites registry {{{ */
3654 | static const SslDigestAlgo digests[]={
3655 | {"MD5", 16},
3656 | {"SHA1", 20},
3657 | {"SHA256", 32},
3658 | {"SHA384", 48},
3659 | {"SM3", 32},
3660 | {"Not Applicable", 0},
3661 | };
3662 |
3663 | #define DIGEST_MAX_SIZE48 48
3664 |
3665 | /* get index digest index */
3666 | static const SslDigestAlgo *
3667 | ssl_cipher_suite_dig(const SslCipherSuite *cs) {
3668 | if (!cs || cs->dig < DIG_MD50x40 || cs->dig > DIG_NA0x45) {
3669 | return &digests[DIG_NA0x45 - DIG_MD50x40];
3670 | }
3671 | return &digests[cs->dig - DIG_MD50x40];
3672 | }
3673 |
3674 | static const char *ciphers[]={
3675 | "DES",
3676 | "3DES",
3677 | "ARCFOUR", /* libgcrypt does not support rc4, but this should be 100% compatible*/
3678 | "RFC2268_128", /* libgcrypt name for RC2 with a 128-bit key */
3679 | "IDEA",
3680 | "AES",
3681 | "AES256",
3682 | "CAMELLIA128",
3683 | "CAMELLIA256",
3684 | "SEED",
3685 | "CHACHA20", /* since Libgcrypt 1.7.0 */
3686 | "SM1",
3687 | "SM4",
3688 | "*UNKNOWN*"
3689 | };
3690 |
3691 | static const SslCipherSuite cipher_suites[]={
3692 | {0x0001,KEX_RSA0x1e, ENC_NULL0x3D, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_NULL_MD5 */
3693 | {0x0002,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA */
3694 | {0x0003,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
3695 | {0x0004,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_MD5 */
3696 | {0x0005,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_WITH_RC4_128_SHA */
3697 | {0x0006,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
3698 | {0x0007,KEX_RSA0x1e, ENC_IDEA0x34, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_IDEA_CBC_SHA */
3699 | {0x0008,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
3700 | {0x0009,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_DES_CBC_SHA */
3701 | {0x000A,KEX_RSA0x1e, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_3DES_EDE_CBC_SHA */
3702 | {0x000B,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
3703 | {0x000C,KEX_DH_DSS0x14, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_DES_CBC_SHA */
3704 | {0x000D,KEX_DH_DSS0x14, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA */
3705 | {0x000E,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
3706 | {0x000F,KEX_DH_RSA0x15, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_DES_CBC_SHA */
3707 | {0x0010,KEX_DH_RSA0x15, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA */
3708 | {0x0011,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
3709 | {0x0012,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_DES_CBC_SHA */
3710 | {0x0013,KEX_DHE_DSS0x10, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA */
3711 | {0x0014,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
3712 | {0x0015,KEX_DHE_RSA0x12, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_DES_CBC_SHA */
3713 | {0x0016,KEX_DHE_RSA0x12, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA */
3714 | {0x0017,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
3715 | {0x0018,KEX_DH_ANON0x13, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_DH_anon_WITH_RC4_128_MD5 */
3716 | {0x0019,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
3717 | {0x001A,KEX_DH_ANON0x13, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_DES_CBC_SHA */
3718 | {0x001B,KEX_DH_ANON0x13, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_3DES_EDE_CBC_SHA */
3719 | {0x002C,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA */
3720 | {0x002D,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA */
3721 | {0x002E,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA */
3722 | {0x002F,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA */
3723 | {0x0030,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA */
3724 | {0x0031,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA */
3725 | {0x0032,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA */
3726 | {0x0033,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA */
3727 | {0x0034,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA */
3728 | {0x0035,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA */
3729 | {0x0036,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA */
3730 | {0x0037,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA */
3731 | {0x0038,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA */
3732 | {0x0039,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA */
3733 | {0x003A,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA */
3734 | {0x003B,KEX_RSA0x1e, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_WITH_NULL_SHA256 */
3735 | {0x003C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_128_CBC_SHA256 */
3736 | {0x003D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_AES_256_CBC_SHA256 */
3737 | {0x003E,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_128_CBC_SHA256 */
3738 | {0x003F,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_128_CBC_SHA256 */
3739 | {0x0040,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 */
3740 | {0x0041,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA */
3741 | {0x0042,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA */
3742 | {0x0043,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA */
3743 | {0x0044,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA */
3744 | {0x0045,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA */
3745 | {0x0046,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA */
3746 | {0x0060,KEX_RSA0x1e, ENC_RC40x32, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
3747 | {0x0061,KEX_RSA0x1e, ENC_RC20x33, DIG_MD50x40, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
3748 | {0x0062,KEX_RSA0x1e, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
3749 | {0x0063,KEX_DHE_DSS0x10, ENC_DES0x30, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
3750 | {0x0064,KEX_RSA0x1e, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
3751 | {0x0065,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
3752 | {0x0066,KEX_DHE_DSS0x10, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_DSS_WITH_RC4_128_SHA */
3753 | {0x0067,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 */
3754 | {0x0068,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_AES_256_CBC_SHA256 */
3755 | {0x0069,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_AES_256_CBC_SHA256 */
3756 | {0x006A,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 */
3757 | {0x006B,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 */
3758 | {0x006C,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_128_CBC_SHA256 */
3759 | {0x006D,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_AES_256_CBC_SHA256 */
3760 | {0x0084,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA */
3761 | {0x0085,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA */
3762 | {0x0086,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA */
3763 | {0x0087,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA */
3764 | {0x0088,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA */
3765 | {0x0089,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA */
3766 | {0x008A,KEX_PSK0x1d, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_PSK_WITH_RC4_128_SHA */
3767 | {0x008B,KEX_PSK0x1d, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_3DES_EDE_CBC_SHA */
3768 | {0x008C,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA */
3769 | {0x008D,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA */
3770 | {0x008E,KEX_DHE_PSK0x11, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_DHE_PSK_WITH_RC4_128_SHA */
3771 | {0x008F,KEX_DHE_PSK0x11, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA */
3772 | {0x0090,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA */
3773 | {0x0091,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA */
3774 | {0x0092,KEX_RSA_PSK0x1f, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_RSA_PSK_WITH_RC4_128_SHA */
3775 | {0x0093,KEX_RSA_PSK0x1f, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA */
3776 | {0x0094,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA */
3777 | {0x0095,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA */
3778 | {0x0096,KEX_RSA0x1e, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_RSA_WITH_SEED_CBC_SHA */
3779 | {0x0097,KEX_DH_DSS0x14, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_DSS_WITH_SEED_CBC_SHA */
3780 | {0x0098,KEX_DH_RSA0x15, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_RSA_WITH_SEED_CBC_SHA */
3781 | {0x0099,KEX_DHE_DSS0x10, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_DSS_WITH_SEED_CBC_SHA */
3782 | {0x009A,KEX_DHE_RSA0x12, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DHE_RSA_WITH_SEED_CBC_SHA */
3783 | {0x009B,KEX_DH_ANON0x13, ENC_SEED0x39, DIG_SHA0x41, MODE_CBC }, /* TLS_DH_anon_WITH_SEED_CBC_SHA */
3784 | {0x009C,KEX_RSA0x1e, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_AES_128_GCM_SHA256 */
3785 | {0x009D,KEX_RSA0x1e, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_AES_256_GCM_SHA384 */
3786 | {0x009E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 */
3787 | {0x009F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 */
3788 | {0x00A0,KEX_DH_RSA0x15, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_128_GCM_SHA256 */
3789 | {0x00A1,KEX_DH_RSA0x15, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_AES_256_GCM_SHA384 */
3790 | {0x00A2,KEX_DHE_DSS0x10, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_128_GCM_SHA256 */
3791 | {0x00A3,KEX_DHE_DSS0x10, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_AES_256_GCM_SHA384 */
3792 | {0x00A4,KEX_DH_DSS0x14, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_128_GCM_SHA256 */
3793 | {0x00A5,KEX_DH_DSS0x14, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_AES_256_GCM_SHA384 */
3794 | {0x00A6,KEX_DH_ANON0x13, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_AES_128_GCM_SHA256 */
3795 | {0x00A7,KEX_DH_ANON0x13, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_AES_256_GCM_SHA384 */
3796 | {0x00A8,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_AES_128_GCM_SHA256 */
3797 | {0x00A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_AES_256_GCM_SHA384 */
3798 | {0x00AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 */
3799 | {0x00AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 */
3800 | {0x00AC,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 */
3801 | {0x00AD,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 */
3802 | {0x00AE,KEX_PSK0x1d, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_AES_128_CBC_SHA256 */
3803 | {0x00AF,KEX_PSK0x1d, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_AES_256_CBC_SHA384 */
3804 | {0x00B0,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA256 */
3805 | {0x00B1,KEX_PSK0x1d, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_PSK_WITH_NULL_SHA384 */
3806 | {0x00B2,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_128_CBC_SHA256 */
3807 | {0x00B3,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_AES_256_CBC_SHA384 */
3808 | {0x00B4,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA256 */
3809 | {0x00B5,KEX_DHE_PSK0x11, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_DHE_PSK_WITH_NULL_SHA384 */
3810 | {0x00B6,KEX_RSA_PSK0x1f, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_128_CBC_SHA256 */
3811 | {0x00B7,KEX_RSA_PSK0x1f, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_AES_256_CBC_SHA384 */
3812 | {0x00B8,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA256 */
3813 | {0x00B9,KEX_RSA_PSK0x1f, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_RSA_PSK_WITH_NULL_SHA384 */
3814 | {0x00BA,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3815 | {0x00BB,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3816 | {0x00BC,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3817 | {0x00BD,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256 */
3818 | {0x00BE,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3819 | {0x00BF,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256 */
3820 | {0x00C0,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3821 | {0x00C1,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3822 | {0x00C2,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3823 | {0x00C3,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256 */
3824 | {0x00C4,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256 */
3825 | {0x00C5,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA2560x42, MODE_CBC }, /* TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256 */
3826 |
3827 | /* NOTE: TLS 1.3 cipher suites are incompatible with TLS 1.2. */
3828 | {0x1301,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_AES_128_GCM_SHA256 */
3829 | {0x1302,KEX_TLS130x23, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_AES_256_GCM_SHA384 */
3830 | {0x1303,KEX_TLS130x23, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_CHACHA20_POLY1305_SHA256 */
3831 | {0x1304,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM }, /* TLS_AES_128_CCM_SHA256 */
3832 | {0x1305,KEX_TLS130x23, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8 }, /* TLS_AES_128_CCM_8_SHA256 */
3833 | {0x00C6,KEX_TLS130x23, ENC_SM40x3C, DIG_SM30x44, MODE_GCM }, /* TLS_SM4_GCM_SM3 */
3834 |
3835 | {0xC001,KEX_ECDH_ECDSA0x1a, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_NULL_SHA */
3836 | {0xC002,KEX_ECDH_ECDSA0x1a, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_ECDSA_WITH_RC4_128_SHA */
3837 | {0xC003,KEX_ECDH_ECDSA0x1a, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA */
3838 | {0xC004,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA */
3839 | {0xC005,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA */
3840 | {0xC006,KEX_ECDHE_ECDSA0x16, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_NULL_SHA */
3841 | {0xC007,KEX_ECDHE_ECDSA0x16, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_ECDSA_WITH_RC4_128_SHA */
3842 | {0xC008,KEX_ECDHE_ECDSA0x16, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA */
3843 | {0xC009,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA */
3844 | {0xC00A,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA */
3845 | {0xC00B,KEX_ECDH_RSA0x1b, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_NULL_SHA */
3846 | {0xC00C,KEX_ECDH_RSA0x1b, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_RSA_WITH_RC4_128_SHA */
3847 | {0xC00D,KEX_ECDH_RSA0x1b, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA */
3848 | {0xC00E,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA */
3849 | {0xC00F,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA */
3850 | {0xC0FF,KEX_ECJPAKE0x24, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECJPAKE_WITH_AES_128_CCM_8 */
3851 | {0xC010,KEX_ECDHE_RSA0x18, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_NULL_SHA */
3852 | {0xC011,KEX_ECDHE_RSA0x18, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_RSA_WITH_RC4_128_SHA */
3853 | {0xC012,KEX_ECDHE_RSA0x18, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA */
3854 | {0xC013,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA */
3855 | {0xC014,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA */
3856 | {0xC015,KEX_ECDH_ANON0x19, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_NULL_SHA */
3857 | {0xC016,KEX_ECDH_ANON0x19, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDH_anon_WITH_RC4_128_SHA */
3858 | {0xC017,KEX_ECDH_ANON0x19, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA */
3859 | {0xC018,KEX_ECDH_ANON0x19, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_128_CBC_SHA */
3860 | {0xC019,KEX_ECDH_ANON0x19, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDH_anon_WITH_AES_256_CBC_SHA */
3861 | {0xC01A,KEX_SRP_SHA0x20, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA */
3862 | {0xC01B,KEX_SRP_SHA_RSA0x22, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA */
3863 | {0xC01C,KEX_SRP_SHA_DSS0x21, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA */
3864 | {0xC01D,KEX_SRP_SHA0x20, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_128_CBC_SHA */
3865 | {0xC01E,KEX_SRP_SHA_RSA0x22, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA */
3866 | {0xC01F,KEX_SRP_SHA_DSS0x21, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA */
3867 | {0xC020,KEX_SRP_SHA0x20, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_WITH_AES_256_CBC_SHA */
3868 | {0xC021,KEX_SRP_SHA_RSA0x22, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA */
3869 | {0xC022,KEX_SRP_SHA_DSS0x21, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA */
3870 | {0xC023,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 */
3871 | {0xC024,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384 */
3872 | {0xC025,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256 */
3873 | {0xC026,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384 */
3874 | {0xC027,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 */
3875 | {0xC028,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 */
3876 | {0xC029,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256 */
3877 | {0xC02A,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384 */
3878 | {0xC02B,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 */
3879 | {0xC02C,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 */
3880 | {0xC02D,KEX_ECDH_ECDSA0x1a, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 */
3881 | {0xC02E,KEX_ECDH_ECDSA0x1a, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 */
3882 | {0xC02F,KEX_ECDHE_RSA0x18, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 */
3883 | {0xC030,KEX_ECDHE_RSA0x18, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 */
3884 | {0xC031,KEX_ECDH_RSA0x1b, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 */
3885 | {0xC032,KEX_ECDH_RSA0x1b, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 */
3886 | {0xC033,KEX_ECDHE_PSK0x17, ENC_RC40x32, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_RC4_128_SHA */
3887 | {0xC034,KEX_ECDHE_PSK0x17, ENC_3DES0x31, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA */
3888 | {0xC035,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA */
3889 | {0xC036,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA0x41, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA */
3890 | {0xC037,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256 */
3891 | {0xC038,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384 */
3892 | {0xC039,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA0x41, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA */
3893 | {0xC03A,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA2560x42, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA256 */
3894 | {0xC03B,KEX_ECDHE_PSK0x17, ENC_NULL0x3D, DIG_SHA3840x43, MODE_STREAM}, /* TLS_ECDHE_PSK_WITH_NULL_SHA384 */
3895 | {0xC072,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3896 | {0xC073,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3897 | {0xC074,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 */
3898 | {0xC075,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384 */
3899 | {0xC076,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3900 | {0xC077,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3901 | {0xC078,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256 */
3902 | {0xC079,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384 */
3903 | {0xC07A,KEX_RSA0x1e, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3904 | {0xC07B,KEX_RSA0x1e, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3905 | {0xC07C,KEX_DHE_RSA0x12, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3906 | {0xC07D,KEX_DHE_RSA0x12, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3907 | {0xC07E,KEX_DH_RSA0x15, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3908 | {0xC07F,KEX_DH_RSA0x15, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3909 | {0xC080,KEX_DHE_DSS0x10, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3910 | {0xC081,KEX_DHE_DSS0x10, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3911 | {0xC082,KEX_DH_DSS0x14, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256 */
3912 | {0xC083,KEX_DH_DSS0x14, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384 */
3913 | {0xC084,KEX_DH_ANON0x13, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256 */
3914 | {0xC085,KEX_DH_ANON0x13, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384 */
3915 | {0xC086,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3916 | {0xC087,KEX_ECDHE_ECDSA0x16, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3917 | {0xC088,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256 */
3918 | {0xC089,KEX_ECDH_ECDSA0x1a, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384 */
3919 | {0xC08A,KEX_ECDHE_RSA0x18, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3920 | {0xC08B,KEX_ECDHE_RSA0x18, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3921 | {0xC08C,KEX_ECDH_RSA0x1b, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256 */
3922 | {0xC08D,KEX_ECDH_RSA0x1b, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384 */
3923 | {0xC08E,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3924 | {0xC08F,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3925 | {0xC090,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3926 | {0xC091,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3927 | {0xC092,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256 */
3928 | {0xC093,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_GCM }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384 */
3929 | {0xC094,KEX_PSK0x1d, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3930 | {0xC095,KEX_PSK0x1d, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3931 | {0xC096,KEX_DHE_PSK0x11, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3932 | {0xC097,KEX_DHE_PSK0x11, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3933 | {0xC098,KEX_RSA_PSK0x1f, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3934 | {0xC099,KEX_RSA_PSK0x1f, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3935 | {0xC09A,KEX_ECDHE_PSK0x17, ENC_CAMELLIA1280x37,DIG_SHA2560x42, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256 */
3936 | {0xC09B,KEX_ECDHE_PSK0x17, ENC_CAMELLIA2560x38,DIG_SHA3840x43, MODE_CBC }, /* TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384 */
3937 | {0xC09C,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_128_CCM */
3938 | {0xC09D,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_RSA_WITH_AES_256_CCM */
3939 | {0xC09E,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_128_CCM */
3940 | {0xC09F,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_RSA_WITH_AES_256_CCM */
3941 | {0xC0A0,KEX_RSA0x1e, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_128_CCM_8 */
3942 | {0xC0A1,KEX_RSA0x1e, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_RSA_WITH_AES_256_CCM_8 */
3943 | {0xC0A2,KEX_DHE_RSA0x12, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_128_CCM_8 */
3944 | {0xC0A3,KEX_DHE_RSA0x12, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_DHE_RSA_WITH_AES_256_CCM_8 */
3945 | {0xC0A4,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_128_CCM */
3946 | {0xC0A5,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_PSK_WITH_AES_256_CCM */
3947 | {0xC0A6,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_128_CCM */
3948 | {0xC0A7,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_DHE_PSK_WITH_AES_256_CCM */
3949 | {0xC0A8,KEX_PSK0x1d, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_128_CCM_8 */
3950 | {0xC0A9,KEX_PSK0x1d, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_WITH_AES_256_CCM_8 */
3951 | {0xC0AA,KEX_DHE_PSK0x11, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_128_CCM_8 */
3952 | {0xC0AB,KEX_DHE_PSK0x11, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_PSK_DHE_WITH_AES_256_CCM_8 */
3953 | {0xC0AC,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM */
3954 | {0xC0AD,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM */
3955 | {0xC0AE,KEX_ECDHE_ECDSA0x16, ENC_AES0x35, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8 */
3956 | {0xC0AF,KEX_ECDHE_ECDSA0x16, ENC_AES2560x36, DIG_NA0x45, MODE_CCM_8 }, /* TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8 */
3957 | {0xCCA8,KEX_ECDHE_RSA0x18, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3958 | {0xCCA9,KEX_ECDHE_ECDSA0x16, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 */
3959 | {0xCCAA,KEX_DHE_RSA0x12, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 */
3960 | {0xCCAB,KEX_PSK0x1d, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3961 | {0xCCAC,KEX_ECDHE_PSK0x17, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3962 | {0xCCAD,KEX_DHE_PSK0x11, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3963 | {0xCCAE,KEX_RSA_PSK0x1f, ENC_CHACHA200x3A, DIG_SHA2560x42, MODE_POLY1305 }, /* TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256 */
3964 | {0xD001,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256 */
3965 | {0xD002,KEX_ECDHE_PSK0x17, ENC_AES2560x36, DIG_SHA3840x43, MODE_GCM}, /* TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384 */
3966 | {0xD003,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM_8}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256 */
3967 | {0xD005,KEX_ECDHE_PSK0x17, ENC_AES0x35, DIG_SHA2560x42, MODE_CCM}, /* TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256 */
3968 | /* GM */
3969 | {0xe001,KEX_ECDHE_SM20x25, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM1_SM3 */
3970 | {0xe003,KEX_ECC_SM20x26, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* ECC_SM1_SM3 */
3971 | {0xe005,KEX_IBSDH_SM90x27, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM1_SM3 */
3972 | {0xe007,KEX_IBC_SM90x28, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* IBC_SM1_SM3 */
3973 | {0xe009,KEX_RSA0x1e, ENC_SM10x3B, DIG_SM30x44, MODE_CBC}, /* RSA_SM1_SM3 */
3974 | {0xe00a,KEX_RSA0x1e, ENC_SM10x3B, DIG_SHA0x41, MODE_CBC}, /* RSA_SM1_SHA1 */
3975 | {0xe011,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECDHE_SM4_CBC_SM3 */
3976 | {0xe013,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* ECC_SM4_CBC_SM3 */
3977 | {0xe015,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBSDH_SM4_CBC_SM3 */
3978 | {0xe017,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* IBC_SM4_CBC_SM3 */
3979 | {0xe019,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_CBC}, /* RSA_SM4_CBC_SM3 */
3980 | {0xe01a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA0x41, MODE_CBC}, /* RSA_SM4_CBC_SHA1 */
3981 | {0xe01c,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_CBC}, /* RSA_SM4_CBC_SHA256 */
3982 | {0xe051,KEX_ECDHE_SM20x25, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECDHE_SM4_GCM_SM3 */
3983 | {0xe053,KEX_ECC_SM20x26, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* ECC_SM4_GCM_SM3 */
3984 | {0xe055,KEX_IBSDH_SM90x27, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBSDH_SM4_GCM_SM3 */
3985 | {0xe057,KEX_IBC_SM90x28, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* IBC_SM4_GCM_SM3 */
3986 | {0xe059,KEX_RSA0x1e, ENC_SM40x3C, DIG_SM30x44, MODE_GCM}, /* RSA_SM4_GCM_SM3 */
3987 | {0xe05a,KEX_RSA0x1e, ENC_SM40x3C, DIG_SHA2560x42, MODE_GCM}, /* RSA_SM4_GCM_SHA256 */
3988 | {-1, 0, 0, 0, MODE_STREAM}
3989 | };
3990 |
3991 | #define MAX_BLOCK_SIZE16 16
3992 | #define MAX_KEY_SIZE32 32
3993 |
3994 | const SslCipherSuite *
3995 | ssl_find_cipher(int num)
3996 | {
3997 | const SslCipherSuite *c;
3998 | for(c=cipher_suites;c->number!=-1;c++){
3999 | if(c->number==num){
4000 | return c;
4001 | }
4002 | }
4003 |
4004 | return NULL((void*)0);
4005 | }
4006 |
4007 | int
4008 | ssl_get_cipher_algo(const SslCipherSuite *cipher_suite)
4009 | {
4010 | return gcry_cipher_map_name(ciphers[cipher_suite->enc - ENC_START0x30]);
4011 | }
4012 |
4013 | unsigned
4014 | ssl_get_cipher_blocksize(const SslCipherSuite *cipher_suite)
4015 | {
4016 | int cipher_algo;
4017 | if (cipher_suite->mode != MODE_CBC) return 0;
4018 | cipher_algo = ssl_get_cipher_by_name(ciphers[cipher_suite->enc - ENC_START0x30]);
4019 | return (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
4020 | }
4021 |
4022 | static unsigned
4023 | ssl_get_cipher_export_keymat_size(int cipher_suite_num)
4024 | {
4025 | switch (cipher_suite_num) {
4026 | /* See RFC 6101 (SSL 3.0), Table 2, column Key Material. */
4027 | case 0x0003: /* TLS_RSA_EXPORT_WITH_RC4_40_MD5 */
4028 | case 0x0006: /* TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 */
4029 | case 0x0008: /* TLS_RSA_EXPORT_WITH_DES40_CBC_SHA */
4030 | case 0x000B: /* TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA */
4031 | case 0x000E: /* TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA */
4032 | case 0x0011: /* TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA */
4033 | case 0x0014: /* TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA */
4034 | case 0x0017: /* TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 */
4035 | case 0x0019: /* TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA */
4036 | return 5;
4037 |
4038 | /* not defined in below draft, but "implemented by several vendors",
4039 | * https://www.ietf.org/mail-archive/web/tls/current/msg00036.html */
4040 | case 0x0060: /* TLS_RSA_EXPORT1024_WITH_RC4_56_MD5 */
4041 | case 0x0061: /* TLS_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5 */
4042 | return 7;
4043 |
4044 | /* Note: the draft states that DES_CBC needs 8 bytes, but Wireshark always
4045 | * used 7. Until a pcap proves 8, let's use the old value. Link:
4046 | * https://tools.ietf.org/html/draft-ietf-tls-56-bit-ciphersuites-01 */
4047 | case 0x0062: /* TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA */
4048 | case 0x0063: /* TLS_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA */
4049 | case 0x0064: /* TLS_RSA_EXPORT1024_WITH_RC4_56_SHA */
4050 | case 0x0065: /* TLS_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA */
4051 | return 7;
4052 |
4053 | default:
4054 | return 0;
4055 | }
4056 | }
4057 |
4058 | /* Digests, Ciphers and Cipher Suites registry }}} */
4059 |
4060 |
4061 | /* HMAC and the Pseudorandom function {{{ */
4062 | static int
4063 | tls_hash(StringInfo *secret, StringInfo *seed, int md,
4064 | StringInfo *out, unsigned out_len)
4065 | {
4066 | /* RFC 2246 5. HMAC and the pseudorandom function
4067 | * '+' denotes concatenation.
4068 | * P_hash(secret, seed) = HMAC_hash(secret, A(1) + seed) +
4069 | * HMAC_hash(secret, A(2) + seed) + ...
4070 | * A(0) = seed
4071 | * A(i) = HMAC_hash(secret, A(i - 1))
4072 | */
4073 | uint8_t *ptr;
4074 | unsigned left, tocpy;
4075 | uint8_t *A;
4076 | uint8_t _A[DIGEST_MAX_SIZE48], tmp[DIGEST_MAX_SIZE48];
4077 | unsigned A_l, tmp_l;
4078 | SSL_HMACgcry_md_hd_t hm;
4079 |
4080 | ptr = out->data;
4081 | left = out_len;
4082 |
4083 | ssl_print_string("tls_hash: hash secret", secret);
4084 | ssl_print_string("tls_hash: hash seed", seed);
4085 | /* A(0) = seed */
4086 | A = seed->data;
4087 | A_l = seed->data_len;
4088 |
4089 | if (ssl_hmac_init(&hm, md) != 0) {
4090 | return -1;
4091 | }
4092 | while (left) {
4093 | /* A(i) = HMAC_hash(secret, A(i-1)) */
4094 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4095 | ssl_hmac_update(&hm, A, A_l);
4096 | A_l = sizeof(_A); /* upper bound len for hash output */
4097 | ssl_hmac_final(&hm, _A, &A_l);
4098 | A = _A;
4099 |
4100 | /* HMAC_hash(secret, A(i) + seed) */
4101 | ssl_hmac_reset(&hm);
4102 | ssl_hmac_setkey(&hm, secret->data, secret->data_len);
4103 | ssl_hmac_update(&hm, A, A_l);
4104 | ssl_hmac_update(&hm, seed->data, seed->data_len);
4105 | tmp_l = sizeof(tmp); /* upper bound len for hash output */
4106 | ssl_hmac_final(&hm, tmp, &tmp_l);
4107 | ssl_hmac_reset(&hm);
4108 |
4109 | /* ssl_hmac_final puts the actual digest output size in tmp_l */
4110 | tocpy = MIN(left, tmp_l)(((left) < (tmp_l)) ? (left) : (tmp_l));
4111 | memcpy(ptr, tmp, tocpy);
4112 | ptr += tocpy;
4113 | left -= tocpy;
4114 | }
4115 | ssl_hmac_cleanup(&hm);
4116 | out->data_len = out_len;
4117 |
4118 | ssl_print_string("hash out", out);
4119 | return 0;
4120 | }
4121 |
4122 | static bool_Bool
4123 | tls_prf(StringInfo* secret, const char *usage,
4124 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4125 | {
4126 | StringInfo seed, sha_out, md5_out;
4127 | uint8_t *ptr;
4128 | StringInfo s1, s2;
4129 | unsigned i,s_l;
4130 | size_t usage_len, rnd2_len;
4131 | bool_Bool success = false0;
4132 | usage_len = strlen(usage);
4133 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4134 |
4135 | /* initialize buffer for sha, md5 random seed*/
4136 | if (ssl_data_alloc(&sha_out, MAX(out_len, 20)(((out_len) > (20)) ? (out_len) : (20))) < 0) {
4137 | ssl_debug_printf("tls_prf: can't allocate sha out\n");
4138 | return false0;
4139 | }
4140 | if (ssl_data_alloc(&md5_out, MAX(out_len, 16)(((out_len) > (16)) ? (out_len) : (16))) < 0) {
4141 | ssl_debug_printf("tls_prf: can't allocate md5 out\n");
4142 | goto free_sha;
4143 | }
4144 | if (ssl_data_alloc(&seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4145 | ssl_debug_printf("tls_prf: can't allocate rnd %d\n",
4146 | (int) (usage_len+rnd1->data_len+rnd2_len));
4147 | goto free_md5;
4148 | }
4149 |
4150 | ptr=seed.data;
4151 | memcpy(ptr,usage,usage_len);
4152 | ptr+=usage_len;
4153 | memcpy(ptr,rnd1->data,rnd1->data_len);
4154 | if (rnd2_len > 0) {
4155 | ptr+=rnd1->data_len;
4156 | memcpy(ptr,rnd2->data,rnd2->data_len);
4157 | /*ptr+=rnd2->data_len;*/
4158 | }
4159 |
4160 | /* initialize buffer for client/server seeds*/
4161 | s_l=secret->data_len/2 + secret->data_len%2;
4162 | if (ssl_data_alloc(&s1, s_l) < 0) {
4163 | ssl_debug_printf("tls_prf: can't allocate secret %d\n", s_l);
4164 | goto free_seed;
4165 | }
4166 | if (ssl_data_alloc(&s2, s_l) < 0) {
4167 | ssl_debug_printf("tls_prf: can't allocate secret(2) %d\n", s_l);
4168 | goto free_s1;
4169 | }
4170 |
4171 | memcpy(s1.data,secret->data,s_l);
4172 | memcpy(s2.data,secret->data + (secret->data_len - s_l),s_l);
4173 |
4174 | ssl_debug_printf("tls_prf: tls_hash(md5 secret_len %d seed_len %d )\n", s1.data_len, seed.data_len);
4175 | if(tls_hash(&s1, &seed, ssl_get_digest_by_name("MD5"), &md5_out, out_len) != 0)
4176 | goto free_s2;
4177 | ssl_debug_printf("tls_prf: tls_hash(sha)\n");
4178 | if(tls_hash(&s2, &seed, ssl_get_digest_by_name("SHA1"), &sha_out, out_len) != 0)
4179 | goto free_s2;
4180 |
4181 | for (i = 0; i < out_len; i++)
4182 | out->data[i] = md5_out.data[i] ^ sha_out.data[i];
4183 | /* success, now store the new meaningful data length */
4184 | out->data_len = out_len;
4185 | success = true1;
4186 |
4187 | ssl_print_string("PRF out",out);
4188 | free_s2:
4189 | g_free(s2.data);
4190 | free_s1:
4191 | g_free(s1.data);
4192 | free_seed:
4193 | g_free(seed.data);
4194 | free_md5:
4195 | g_free(md5_out.data);
4196 | free_sha:
4197 | g_free(sha_out.data);
4198 | return success;
4199 | }
4200 |
4201 | static bool_Bool
4202 | tls12_prf(int md, StringInfo* secret, const char* usage,
4203 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4204 | {
4205 | StringInfo label_seed;
4206 | int success;
4207 | size_t usage_len, rnd2_len;
4208 | rnd2_len = rnd2 ? rnd2->data_len : 0;
4209 |
4210 | usage_len = strlen(usage);
4211 | if (ssl_data_alloc(&label_seed, usage_len+rnd1->data_len+rnd2_len) < 0) {
4212 | ssl_debug_printf("tls12_prf: can't allocate label_seed\n");
4213 | return false0;
4214 | }
4215 | memcpy(label_seed.data, usage, usage_len);
4216 | memcpy(label_seed.data+usage_len, rnd1->data, rnd1->data_len);
4217 | if (rnd2_len > 0)
4218 | memcpy(label_seed.data+usage_len+rnd1->data_len, rnd2->data, rnd2->data_len);
4219 |
4220 | ssl_debug_printf("tls12_prf: tls_hash(hash_alg %s secret_len %d seed_len %d )\n", gcry_md_algo_name(md), secret->data_len, label_seed.data_len);
4221 | success = tls_hash(secret, &label_seed, md, out, out_len);
4222 | g_free(label_seed.data);
4223 | if(success != -1){
4224 | ssl_print_string("PRF out", out);
4225 | return true1;
4226 | }
4227 | return false0;
4228 | }
4229 |
4230 | static bool_Bool
4231 | ssl3_generate_export_iv(StringInfo *r1, StringInfo *r2,
4232 | StringInfo *out, unsigned out_len)
4233 | {
4234 | SSL_MD5_CTXgcry_md_hd_t md5;
4235 | uint8_t tmp[16];
4236 |
4237 | if (ssl_md5_init(&md5) != 0) {
4238 | return false0;
4239 | }
4240 | ssl_md5_update(&md5,r1->data,r1->data_len);
4241 | ssl_md5_update(&md5,r2->data,r2->data_len);
4242 | ssl_md5_final(tmp,&md5);
4243 | ssl_md5_cleanup(&md5);
4244 |
4245 | DISSECTOR_ASSERT(out_len <= sizeof(tmp))((void) ((out_len <= sizeof(tmp)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4245, "out_len <= sizeof(tmp)"))));
4246 | ssl_data_set(out, tmp, out_len);
4247 | ssl_print_string("export iv", out);
4248 | return true1;
4249 | }
4250 |
4251 | static bool_Bool
4252 | ssl3_prf(StringInfo* secret, const char* usage,
4253 | StringInfo* rnd1, StringInfo* rnd2, StringInfo* out, unsigned out_len)
4254 | {
4255 | SSL_MD5_CTXgcry_md_hd_t md5;
4256 | SSL_SHA_CTXgcry_md_hd_t sha;
4257 | unsigned off;
4258 | int i = 0,j;
4259 | uint8_t buf[20];
4260 |
4261 | if (ssl_sha_init(&sha) != 0) {
4262 | return false0;
4263 | }
4264 | if (ssl_md5_init(&md5) != 0) {
4265 | ssl_sha_cleanup(&sha);
4266 | return false0;
4267 | }
4268 | for (off = 0; off < out_len; off += 16) {
4269 | unsigned char outbuf[16];
4270 | i++;
4271 |
4272 | ssl_debug_printf("ssl3_prf: sha1_hash(%d)\n",i);
4273 | /* A, BB, CCC, ... */
4274 | for(j=0;j<i;j++){
4275 | buf[j]=64+i;
4276 | }
4277 |
4278 | ssl_sha_update(&sha,buf,i);
4279 | ssl_sha_update(&sha,secret->data,secret->data_len);
4280 |
4281 | if(!strcmp(usage,"client write key") || !strcmp(usage,"server write key")){
4282 | if (rnd2)
4283 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4284 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4285 | }
4286 | else{
4287 | ssl_sha_update(&sha,rnd1->data,rnd1->data_len);
4288 | if (rnd2)
4289 | ssl_sha_update(&sha,rnd2->data,rnd2->data_len);
4290 | }
4291 |
4292 | ssl_sha_final(buf,&sha);
4293 | ssl_sha_reset(&sha);
4294 |
4295 | ssl_debug_printf("ssl3_prf: md5_hash(%d) datalen %d\n",i,
4296 | secret->data_len);
4297 | ssl_md5_update(&md5,secret->data,secret->data_len);
4298 | ssl_md5_update(&md5,buf,20);
4299 | ssl_md5_final(outbuf,&md5);
4300 | ssl_md5_reset(&md5);
4301 |
4302 | memcpy(out->data + off, outbuf, MIN(out_len - off, 16)(((out_len - off) < (16)) ? (out_len - off) : (16)));
4303 | }
4304 | ssl_sha_cleanup(&sha);
4305 | ssl_md5_cleanup(&md5);
4306 | out->data_len = out_len;
4307 |
4308 | return true1;
4309 | }
4310 |
4311 | /* out_len is the wanted output length for the pseudorandom function.
4312 | * Ensure that ssl->cipher_suite is set. */
4313 | static bool_Bool
4314 | prf(SslDecryptSession *ssl, StringInfo *secret, const char *usage,
4315 | StringInfo *rnd1, StringInfo *rnd2, StringInfo *out, unsigned out_len)
4316 | {
4317 | switch (ssl->session.version) {
4318 | case SSLV3_VERSION0x300:
4319 | return ssl3_prf(secret, usage, rnd1, rnd2, out, out_len);
4320 |
4321 | case TLSV1_VERSION0x301:
4322 | case TLSV1DOT1_VERSION0x302:
4323 | case DTLSV1DOT0_VERSION0xfeff:
4324 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4325 | return tls_prf(secret, usage, rnd1, rnd2, out, out_len);
4326 |
4327 | default: /* TLSv1.2 */
4328 | switch (ssl->cipher_suite->dig) {
4329 | case DIG_SM30x44:
4330 | #if GCRYPT_VERSION_NUMBER0x010a03 >= 0x010900
4331 | return tls12_prf(GCRY_MD_SM3, secret, usage, rnd1, rnd2,
4332 | out, out_len);
4333 | #else
4334 | return false0;
4335 | #endif
4336 | case DIG_SHA3840x43:
4337 | return tls12_prf(GCRY_MD_SHA384, secret, usage, rnd1, rnd2,
4338 | out, out_len);
4339 | default:
4340 | return tls12_prf(GCRY_MD_SHA256, secret, usage, rnd1, rnd2,
4341 | out, out_len);
4342 | }
4343 | }
4344 | }
4345 |
4346 | static int tls_handshake_hash(SslDecryptSession* ssl, StringInfo* out)
4347 | {
4348 | SSL_MD5_CTXgcry_md_hd_t md5;
4349 | SSL_SHA_CTXgcry_md_hd_t sha;
4350 |
4351 | if (ssl_data_alloc(out, 36) < 0)
21 | ← | Calling 'ssl_data_alloc' | →
25 | ← | Returned allocated memory | →
26 | ← | Taking false branch | →
4352 | return -1;
4353 |
4354 | if (ssl_md5_init(&md5) != 0)
27 | ← | Taking true branch | →
4355 | return -1;
4356 | ssl_md5_update(&md5,ssl->handshake_data.data,ssl->handshake_data.data_len);
4357 | ssl_md5_final(out->data,&md5);
4358 | ssl_md5_cleanup(&md5);
4359 |
4360 | if (ssl_sha_init(&sha) != 0)
4361 | return -1;
4362 | ssl_sha_update(&sha,ssl->handshake_data.data,ssl->handshake_data.data_len);
4363 | ssl_sha_final(out->data+16,&sha);
4364 | ssl_sha_cleanup(&sha);
4365 | return 0;
4366 | }
4367 |
4368 | static int tls12_handshake_hash(SslDecryptSession* ssl, int md, StringInfo* out)
4369 | {
4370 | SSL_MDgcry_md_hd_t mc;
4371 | uint8_t tmp[48];
4372 | unsigned len;
4373 |
4374 | if (ssl_md_init(&mc, md) != 0)
4375 | return -1;
4376 | ssl_md_update(&mc,ssl->handshake_data.data,ssl->handshake_data.data_len);
4377 | ssl_md_final(&mc, tmp, &len);
4378 | ssl_md_cleanup(&mc);
4379 |
4380 | if (ssl_data_alloc(out, len) < 0)
4381 | return -1;
4382 | memcpy(out->data, tmp, len);
4383 | return 0;
4384 | }
4385 |
4386 | /**
4387 | * Obtains the label prefix used in HKDF-Expand-Label. This function can be
4388 | * inlined and removed once support for draft 19 and before is dropped.
4389 | */
4390 | static inline const char *
4391 | tls13_hkdf_label_prefix(SslDecryptSession *ssl_session)
4392 | {
4393 | if (ssl_session->session.tls13_draft_version && ssl_session->session.tls13_draft_version < 20) {
4394 | return "TLS 1.3, ";
4395 | } else if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
4396 | return "dtls13";
4397 | } else {
4398 | return "tls13 ";
4399 | }
4400 | }
4401 |
4402 | /*
4403 | * Computes HKDF-Expand-Label(Secret, Label, Hash(context_value), Length) with a
4404 | * custom label prefix. If "context_hash" is NULL, then an empty context is
4405 | * used. Otherwise it must have the same length as the hash algorithm output.
4406 | */
4407 | bool_Bool
4408 | tls13_hkdf_expand_label_context(int md, const StringInfo *secret,
4409 | const char *label_prefix, const char *label,
4410 | const uint8_t *context_hash, uint8_t context_length,
4411 | uint16_t out_len, unsigned char **out)
4412 | {
4413 | /* RFC 8446 Section 7.1:
4414 | * HKDF-Expand-Label(Secret, Label, Context, Length) =
4415 | * HKDF-Expand(Secret, HkdfLabel, Length)
4416 | * struct {
4417 | * uint16 length = Length;
4418 | * opaque label<7..255> = "tls13 " + Label; // "tls13 " is label prefix.
4419 | * opaque context<0..255> = Context;
4420 | * } HkdfLabel;
4421 | *
4422 | * RFC 5869 HMAC-based Extract-and-Expand Key Derivation Function (HKDF):
4423 | * HKDF-Expand(PRK, info, L) -> OKM
4424 | */
4425 | gcry_error_t err;
4426 | const unsigned label_prefix_length = (unsigned) strlen(label_prefix);
4427 | const unsigned label_length = (unsigned) strlen(label);
4428 |
4429 | /* Some sanity checks */
4430 | DISSECTOR_ASSERT(label_length > 0 && label_prefix_length + label_length <= 255)((void) ((label_length > 0 && label_prefix_length + label_length <= 255) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 4430, "label_length > 0 && label_prefix_length + label_length <= 255" ))));
4431 |
4432 | /* info = HkdfLabel { length, label, context } */
4433 | GByteArray *info = g_byte_array_new();
4434 | const uint16_t length = g_htons(out_len)(((((guint16) ( (guint16) ((guint16) (out_len) >> 8) | ( guint16) ((guint16) (out_len) << 8))))));
4435 | g_byte_array_append(info, (const uint8_t *)&length, sizeof(length));
4436 |
4437 | const uint8_t label_vector_length = label_prefix_length + label_length;
4438 | g_byte_array_append(info, &label_vector_length, 1);
4439 | g_byte_array_append(info, (const uint8_t *)label_prefix, label_prefix_length);
4440 | g_byte_array_append(info, (const uint8_t*)label, label_length);
4441 |
4442 | g_byte_array_append(info, &context_length, 1);
4443 | if (context_length) {
4444 | g_byte_array_append(info, context_hash, context_length);
4445 | }
4446 |
4447 | *out = (unsigned char *)wmem_alloc(NULL((void*)0), out_len);
4448 | err = hkdf_expand(md, secret->data, secret->data_len, info->data, info->len, *out, out_len);
4449 | g_byte_array_free(info, true1);
4450 |
4451 | if (err) {
4452 | ssl_debug_printf("%s failed %d: %s\n", G_STRFUNC((const char*) (__func__)), md, gcry_strerror(err));
4453 | wmem_free(NULL((void*)0), *out);
4454 | *out = NULL((void*)0);
4455 | return false0;
4456 | }
4457 |
4458 | return true1;
4459 | }
4460 |
4461 | bool_Bool
4462 | tls13_hkdf_expand_label(int md, const StringInfo *secret,
4463 | const char *label_prefix, const char *label,
4464 | uint16_t out_len, unsigned char **out)
4465 | {
4466 | return tls13_hkdf_expand_label_context(md, secret, label_prefix, label, NULL((void*)0), 0, out_len, out);
4467 | }
4468 | /* HMAC and the Pseudorandom function }}} */
4469 |
4470 | /* Record Decompression (after decryption) {{{ */
4471 | #ifdef USE_ZLIB_OR_ZLIBNG
4472 | /* memory allocation functions for zlib initialization */
4473 | static void* ssl_zalloc(void* opaque _U___attribute__((unused)), unsigned int no, unsigned int size)
4474 | {
4475 | return g_malloc0(no*size);
4476 | }
4477 | static void ssl_zfree(void* opaque _U___attribute__((unused)), void* addr)
4478 | {
4479 | g_free(addr);
4480 | }
4481 | #endif /* USE_ZLIB_OR_ZLIBNG */
4482 |
4483 | static SslDecompress*
4484 | ssl_create_decompressor(int compression)
4485 | {
4486 | SslDecompress *decomp;
4487 | #ifdef USE_ZLIB_OR_ZLIBNG
4488 | int err;
4489 | #endif
4490 |
4491 | if (compression == 0) return NULL((void*)0);
4492 | ssl_debug_printf("ssl_create_decompressor: compression method %d\n", compression);
4493 | decomp = wmem_new(wmem_file_scope(), SslDecompress)((SslDecompress*)wmem_alloc((wmem_file_scope()), sizeof(SslDecompress )));
4494 | decomp->compression = compression;
4495 | switch (decomp->compression) {
4496 | #ifdef USE_ZLIB_OR_ZLIBNG
4497 | case 1: /* DEFLATE */
4498 | decomp->istream.zalloc = ssl_zalloc;
4499 | decomp->istream.zfree = ssl_zfree;
4500 | decomp->istream.opaque = Z_NULL0;
4501 | decomp->istream.next_in = Z_NULL0;
4502 | decomp->istream.next_out = Z_NULL0;
4503 | decomp->istream.avail_in = 0;
4504 | decomp->istream.avail_out = 0;
4505 | err = ZLIB_PREFIX(inflateInit)(&decomp->istream)inflateInit_((&decomp->istream), "1.3", (int)sizeof(z_stream ));
4506 | if (err != Z_OK0) {
4507 | ssl_debug_printf("ssl_create_decompressor: inflateInit_() failed - %d\n", err);
4508 | return NULL((void*)0);
4509 | }
4510 | break;
4511 | #endif /* USE_ZLIB_OR_ZLIBNG */
4512 | default:
4513 | ssl_debug_printf("ssl_create_decompressor: unsupported compression method %d\n", decomp->compression);
4514 | return NULL((void*)0);
4515 | }
4516 | return decomp;
4517 | }
4518 |
4519 | #ifdef USE_ZLIB_OR_ZLIBNG
4520 | static int
4521 | ssl_decompress_record(SslDecompress* decomp, const unsigned char* in, unsigned inl, StringInfo* out_str, unsigned* outl)
4522 | {
4523 | int err;
4524 |
4525 | switch (decomp->compression) {
4526 | case 1: /* DEFLATE */
4527 | err = Z_OK0;
4528 | if (out_str->data_len < 16384) { /* maximal plain length */
4529 | ssl_data_realloc(out_str, 16384);
4530 | }
4531 | #ifdef z_constconst
4532 | decomp->istream.next_in = in;
4533 | #else
4534 | DIAG_OFF(cast-qual)clang diagnostic push clang diagnostic ignored "-Wcast-qual"
4535 | decomp->istream.next_in = (Bytef *)in;
4536 | DIAG_ON(cast-qual)clang diagnostic pop
4537 | #endif
4538 | decomp->istream.avail_in = inl;
4539 | decomp->istream.next_out = out_str->data;
4540 | decomp->istream.avail_out = out_str->data_len;
4541 | if (inl > 0)
4542 | err = ZLIB_PREFIX(inflate)inflate(&decomp->istream, Z_SYNC_FLUSH2);
4543 | if (err != Z_OK0) {
4544 | ssl_debug_printf("ssl_decompress_record: inflate() failed - %d\n", err);
4545 | return -1;
4546 | }
4547 | *outl = out_str->data_len - decomp->istream.avail_out;
4548 | break;
4549 | default:
4550 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4551 | return -1;
4552 | }
4553 | return 0;
4554 | }
4555 | #else /* USE_ZLIB_OR_ZLIBNG */
4556 | int
4557 | ssl_decompress_record(SslDecompress* decomp _U___attribute__((unused)), const unsigned char* in _U___attribute__((unused)), unsigned inl _U___attribute__((unused)), StringInfo* out_str _U___attribute__((unused)), unsigned* outl _U___attribute__((unused)))
4558 | {
4559 | ssl_debug_printf("ssl_decompress_record: unsupported compression method %d\n", decomp->compression);
4560 | return -1;
4561 | }
4562 | #endif /* USE_ZLIB_OR_ZLIBNG */
4563 | /* Record Decompression (after decryption) }}} */
4564 |
4565 | /* Create a new structure to store decrypted chunks. {{{ */
4566 | static SslFlow*
4567 | ssl_create_flow(void)
4568 | {
4569 | SslFlow *flow;
4570 |
4571 | flow = wmem_new(wmem_file_scope(), SslFlow)((SslFlow*)wmem_alloc((wmem_file_scope()), sizeof(SslFlow)));
4572 | flow->byte_seq = 0;
4573 | flow->flags = 0;
4574 | flow->multisegment_pdus = wmem_tree_new(wmem_file_scope());
4575 | return flow;
4576 | }
4577 | /* }}} */
4578 |
4579 | /* Use the negotiated security parameters for decryption. {{{ */
4580 | void
4581 | ssl_change_cipher(SslDecryptSession *ssl_session, bool_Bool server)
4582 | {
4583 | SslDecoder **new_decoder = server ? &ssl_session->server_new : &ssl_session->client_new;
4584 | SslDecoder **dest = server ? &ssl_session->server : &ssl_session->client;
4585 | ssl_debug_printf("ssl_change_cipher %s%s\n", server ? "SERVER" : "CLIENT",
4586 | *new_decoder ? "" : " (No decoder found - retransmission?)");
4587 | if (*new_decoder) {
4588 | *dest = *new_decoder;
4589 | *new_decoder = NULL((void*)0);
4590 | }
4591 | }
4592 | /* }}} */
4593 |
4594 | /* Init cipher state given some security parameters. {{{ */
4595 | static bool_Bool
4596 | ssl_decoder_destroy_cb(wmem_allocator_t *, wmem_cb_event_t, void *);
4597 |
4598 | static SslDecoder*
4599 | ssl_create_decoder(const SslCipherSuite *cipher_suite, int cipher_algo,
4600 | int compression, uint8_t *mk, uint8_t *sk, uint8_t *sn_key, uint8_t *iv, unsigned iv_length)
4601 | {
4602 | SslDecoder *dec;
4603 | ssl_cipher_mode_t mode = cipher_suite->mode;
4604 |
4605 | dec = wmem_new0(wmem_file_scope(), SslDecoder)((SslDecoder*)wmem_alloc0((wmem_file_scope()), sizeof(SslDecoder )));
4606 | /* init mac buffer: mac storage is embedded into decoder struct to save a
4607 | memory allocation and waste samo more memory*/
4608 | dec->cipher_suite=cipher_suite;
4609 | dec->compression = compression;
4610 | if ((mode == MODE_STREAM && mk != NULL((void*)0)) || mode == MODE_CBC) {
4611 | // AEAD ciphers use no MAC key, but stream and block ciphers do. Note
4612 | // the special case for NULL ciphers, even if there is insufficiency
4613 | // keying material (including MAC key), we will can still create
4614 | // decoders since "decryption" is easy for such ciphers.
4615 | dec->mac_key.data = dec->_mac_key_or_write_iv;
4616 | ssl_data_set(&dec->mac_key, mk, ssl_cipher_suite_dig(cipher_suite)->len);
4617 | } else if (mode == MODE_GCM || mode == MODE_CCM || mode == MODE_CCM_8 || mode == MODE_POLY1305) {
4618 | // Input for the nonce, to be used with AEAD ciphers.
4619 | DISSECTOR_ASSERT(iv_length <= sizeof(dec->_mac_key_or_write_iv))((void) ((iv_length <= sizeof(dec->_mac_key_or_write_iv )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4619, "iv_length <= sizeof(dec->_mac_key_or_write_iv)" ))));
4620 | dec->write_iv.data = dec->_mac_key_or_write_iv;
4621 | ssl_data_set(&dec->write_iv, iv, iv_length);
4622 | }
4623 | dec->seq = 0;
4624 | dec->decomp = ssl_create_decompressor(compression);
4625 | wmem_register_callback(wmem_file_scope(), ssl_decoder_destroy_cb, dec);
4626 |
4627 | if (ssl_cipher_init(&dec->evp,cipher_algo,sk,iv,cipher_suite->mode) < 0) {
4628 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d\n", G_STRFUNC((const char*) (__func__)),
4629 | cipher_algo, cipher_suite->mode);
4630 | return NULL((void*)0);
4631 | }
4632 |
4633 | if (cipher_suite->enc != ENC_NULL0x3D && sn_key != NULL((void*)0)) {
4634 | if (cipher_suite->enc == ENC_AES0x35 || cipher_suite->enc == ENC_AES2560x36) {
4635 | mode = MODE_ECB;
4636 | } else if (cipher_suite->enc == ENC_CHACHA200x3A) {
4637 | mode = MODE_STREAM;
4638 | } else {
4639 | ssl_debug_printf("not supported encryption algorithm for DTLSv1.3\n");
4640 | return NULL((void*)0);
4641 | }
4642 |
4643 | if (ssl_cipher_init(&dec->sn_evp, cipher_algo, sn_key, NULL((void*)0), mode) < 0) {
4644 | ssl_debug_printf("%s: can't create cipher id:%d mode:%d for seq number decryption\n", G_STRFUNC((const char*) (__func__)),
4645 | cipher_algo, MODE_ECB);
4646 | ssl_cipher_cleanup(&dec->evp);
4647 | dec->evp = NULL((void*)0);
4648 | return NULL((void*)0);
4649 | }
4650 | } else {
4651 | dec->sn_evp = NULL((void*)0);
4652 | }
4653 |
4654 | dec->dtls13_aad.data = NULL((void*)0);
4655 | dec->dtls13_aad.data_len = 0;
4656 | ssl_debug_printf("decoder initialized (digest len %d)\n", ssl_cipher_suite_dig(cipher_suite)->len);
4657 | return dec;
4658 | }
4659 |
4660 | static bool_Bool
4661 | ssl_decoder_destroy_cb(wmem_allocator_t *allocator _U___attribute__((unused)), wmem_cb_event_t event _U___attribute__((unused)), void *user_data)
4662 | {
4663 | SslDecoder *dec = (SslDecoder *) user_data;
4664 |
4665 | if (dec->evp)
4666 | ssl_cipher_cleanup(&dec->evp);
4667 | if (dec->sn_evp)
4668 | ssl_cipher_cleanup(&dec->sn_evp);
4669 |
4670 | #ifdef USE_ZLIB_OR_ZLIBNG
4671 | if (dec->decomp != NULL((void*)0) && dec->decomp->compression == 1 /* DEFLATE */)
4672 | ZLIB_PREFIX(inflateEnd)inflateEnd(&dec->decomp->istream);
4673 | #endif
4674 |
4675 | return false0;
4676 | }
4677 | /* }}} */
4678 |
4679 | /* (Pre-)master secrets calculations {{{ */
4680 | #ifdef HAVE_LIBGNUTLS1
4681 | static bool_Bool
4682 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
4683 | StringInfo *encrypted_pre_master,
4684 | GHashTable *key_hash);
4685 | #endif /* HAVE_LIBGNUTLS */
4686 |
4687 | static bool_Bool
4688 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
4689 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key);
4690 |
4691 | bool_Bool
4692 | ssl_generate_pre_master_secret(SslDecryptSession *ssl_session,
4693 | uint32_t length, tvbuff_t *tvb, uint32_t offset,
4694 | const char *ssl_psk, packet_info *pinfo,
4695 | #ifdef HAVE_LIBGNUTLS1
4696 | GHashTable *key_hash,
4697 | #endif
4698 | const ssl_master_key_map_t *mk_map)
4699 | {
4700 | /* check for required session data */
4701 | ssl_debug_printf("%s: found SSL_HND_CLIENT_KEY_EXCHG, state %X\n",
4702 | G_STRFUNC((const char*) (__func__)), ssl_session->state);
4703 | if ((ssl_session->state & (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) !=
4704 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4))) {
4705 | ssl_debug_printf("%s: not enough data to generate key (required state %X)\n", G_STRFUNC((const char*) (__func__)),
4706 | (SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4)));
4707 | return false0;
4708 | }
4709 |
4710 | if (ssl_session->session.version == TLSV1DOT3_VERSION0x304) {
4711 | ssl_debug_printf("%s: detected TLS 1.3 which has no pre-master secrets\n", G_STRFUNC((const char*) (__func__)));
4712 | return false0;
4713 | }
4714 |
4715 | /* check to see if the PMS was provided to us*/
4716 | if (ssl_restore_master_key(ssl_session, "Unencrypted pre-master secret", true1,
4717 | mk_map->pms, &ssl_session->client_random)) {
4718 | return true1;
4719 | }
4720 |
4721 | if (ssl_session->cipher_suite->kex == KEX_PSK0x1d)
4722 | {
4723 | /* calculate pre master secret*/
4724 | StringInfo pre_master_secret;
4725 | unsigned psk_len, pre_master_len;
4726 |
4727 | if (!ssl_psk || (ssl_psk[0] == 0)) {
4728 | ssl_debug_printf("%s: can't find pre-shared key\n", G_STRFUNC((const char*) (__func__)));
4729 | return false0;
4730 | }
4731 |
4732 | /* convert hex string into char*/
4733 | if (!from_hex(&ssl_session->psk, ssl_psk, strlen(ssl_psk))) {
4734 | ssl_debug_printf("%s: ssl.psk/dtls.psk contains invalid hex\n",
4735 | G_STRFUNC((const char*) (__func__)));
4736 | return false0;
4737 | }
4738 |
4739 | psk_len = ssl_session->psk.data_len;
4740 | if (psk_len >= (2 << 15)) {
4741 | ssl_debug_printf("%s: ssl.psk/dtls.psk must not be larger than 2^15 - 1\n",
4742 | G_STRFUNC((const char*) (__func__)));
4743 | return false0;
4744 | }
4745 |
4746 |
4747 | pre_master_len = psk_len * 2 + 4;
4748 |
4749 | pre_master_secret.data = (unsigned char *)wmem_alloc(wmem_file_scope(), pre_master_len);
4750 | pre_master_secret.data_len = pre_master_len;
4751 | /* 2 bytes psk_len*/
4752 | pre_master_secret.data[0] = psk_len >> 8;
4753 | pre_master_secret.data[1] = psk_len & 0xFF;
4754 | /* psk_len bytes times 0*/
4755 | memset(&pre_master_secret.data[2], 0, psk_len);
4756 | /* 2 bytes psk_len*/
4757 | pre_master_secret.data[psk_len + 2] = psk_len >> 8;
4758 | pre_master_secret.data[psk_len + 3] = psk_len & 0xFF;
4759 | /* psk*/
4760 | memcpy(&pre_master_secret.data[psk_len + 4], ssl_session->psk.data, psk_len);
4761 |
4762 | ssl_session->pre_master_secret.data = pre_master_secret.data;
4763 | ssl_session->pre_master_secret.data_len = pre_master_len;
4764 | /*ssl_debug_printf("pre master secret",&ssl->pre_master_secret);*/
4765 |
4766 | /* Remove the master secret if it was there.
4767 | This forces keying material regeneration in
4768 | case we're renegotiating */
4769 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
4770 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
4771 | return true1;
4772 | }
4773 | else
4774 | {
4775 | unsigned encrlen, skip;
4776 | encrlen = length;
4777 | skip = 0;
4778 |
4779 | /* get encrypted data, on tls1 we have to skip two bytes
4780 | * (it's the encrypted len and should be equal to record len - 2)
4781 | * in case of rsa1024 that would be 128 + 2 = 130; for psk not necessary
4782 | */
4783 | if (ssl_session->cipher_suite->kex == KEX_RSA0x1e &&
4784 | (ssl_session->session.version == TLSV1_VERSION0x301 ||
4785 | ssl_session->session.version == TLSV1DOT1_VERSION0x302 ||
4786 | ssl_session->session.version == TLSV1DOT2_VERSION0x303 ||
4787 | ssl_session->session.version == DTLSV1DOT0_VERSION0xfeff ||
4788 | ssl_session->session.version == DTLSV1DOT2_VERSION0xfefd ||
4789 | ssl_session->session.version == TLCPV1_VERSION0x101 ))
4790 | {
4791 | encrlen = tvb_get_ntohs(tvb, offset);
4792 | skip = 2;
4793 | if (encrlen > length - 2)
4794 | {
4795 | ssl_debug_printf("%s: wrong encrypted length (%d max %d)\n",
4796 | G_STRFUNC((const char*) (__func__)), encrlen, length);
4797 | return false0;
4798 | }
4799 | }
4800 | /* the valid lower bound is higher than 8, but it is sufficient for the
4801 | * ssl keylog file below */
4802 | if (encrlen < 8) {
4803 | ssl_debug_printf("%s: invalid encrypted pre-master key length %d\n",
4804 | G_STRFUNC((const char*) (__func__)), encrlen);
4805 | return false0;
4806 | }
4807 |
4808 | StringInfo encrypted_pre_master = {
4809 | .data = (unsigned char *)tvb_memdup(pinfo->pool, tvb, offset + skip, encrlen),
4810 | .data_len = encrlen,
4811 | };
4812 |
4813 | #ifdef HAVE_LIBGNUTLS1
4814 | /* Try to lookup an appropriate RSA private key to decrypt the Encrypted Pre-Master Secret. */
4815 | if (ssl_session->cert_key_id) {
4816 | if (ssl_decrypt_pre_master_secret(ssl_session, &encrypted_pre_master, key_hash))
4817 | return true1;
4818 |
4819 | ssl_debug_printf("%s: can't decrypt pre-master secret\n",
4820 | G_STRFUNC((const char*) (__func__)));
4821 | }
4822 | #endif /* HAVE_LIBGNUTLS */
4823 |
4824 | /* try to find the pre-master secret from the encrypted one. The
4825 | * ssl key logfile stores only the first 8 bytes, so truncate it */
4826 | encrypted_pre_master.data_len = 8;
4827 | if (ssl_restore_master_key(ssl_session, "Encrypted pre-master secret",
4828 | true1, mk_map->pre_master, &encrypted_pre_master))
4829 | return true1;
4830 | }
4831 | return false0;
4832 | }
4833 |
4834 | /* Used for (D)TLS 1.2 and earlier versions (not with TLS 1.3). */
4835 | int
4836 | ssl_generate_keyring_material(SslDecryptSession*ssl_session)
4837 | {
4838 | StringInfo key_block = { NULL((void*)0), 0 };
4839 | uint8_t _iv_c[MAX_BLOCK_SIZE16],_iv_s[MAX_BLOCK_SIZE16];
4840 | uint8_t _key_c[MAX_KEY_SIZE32],_key_s[MAX_KEY_SIZE32];
4841 | int needed;
4842 | int cipher_algo = -1; /* special value (-1) for NULL encryption */
4843 | unsigned encr_key_len, write_iv_len = 0;
4844 | bool_Bool is_export_cipher;
4845 | uint8_t *ptr, *c_iv = NULL((void*)0), *s_iv = NULL((void*)0);
4846 | uint8_t *c_wk = NULL((void*)0), *s_wk = NULL((void*)0), *c_mk = NULL((void*)0), *s_mk = NULL((void*)0);
4847 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
4848 |
4849 | /* (D)TLS 1.3 is handled directly in tls13_change_key. */
4850 | if (ssl_session->session.version
7.1 | Field 'version' is not equal to TLSV1DOT3_VERSION
== TLSV1DOT3_VERSION0x304 || ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
8 | ← | Assuming field 'version' is not equal to DTLSV1DOT3_VERSION | →
9 | ← | Taking false branch | →
4851 | ssl_debug_printf("%s: detected TLS 1.3. Should not have been called!\n", G_STRFUNC((const char*) (__func__)));
4852 | return -1;
4853 | }
4854 |
4855 | /* check for enough info to proceed */
4856 | unsigned need_all = SSL_CIPHER(1<<2)|SSL_CLIENT_RANDOM(1<<0)|SSL_SERVER_RANDOM(1<<1)|SSL_VERSION(1<<4);
4857 | unsigned need_any = SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
4858 | if (((ssl_session->state & need_all) != need_all) || ((ssl_session->state & need_any) == 0)) {
10 | ← | Assuming the condition is false | →
11 | ← | Assuming the condition is false | →
12 | ← | Taking false branch | →
4859 | ssl_debug_printf("ssl_generate_keyring_material not enough data to generate key "
4860 | "(0x%02X required 0x%02X or 0x%02X)\n", ssl_session->state,
4861 | need_all|SSL_MASTER_SECRET(1<<5), need_all|SSL_PRE_MASTER_SECRET(1<<6));
4862 | /* Special case: for NULL encryption, allow dissection of data even if
4863 | * the Client Hello is missing (MAC keys are now skipped though). */
4864 | need_all = SSL_CIPHER(1<<2)|SSL_VERSION(1<<4);
4865 | if ((ssl_session->state & need_all) == need_all &&
4866 | cipher_suite->enc == ENC_NULL0x3D) {
4867 | ssl_debug_printf("%s NULL cipher found, will create a decoder but "
4868 | "skip MAC validation as keys are missing.\n", G_STRFUNC((const char*) (__func__)));
4869 | goto create_decoders;
4870 | }
4871 |
4872 | return -1;
4873 | }
4874 |
4875 | /* if master key is not available, generate is from the pre-master secret */
4876 | if (!(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
13 | ← | Assuming the condition is true | →
14 | ← | Taking true branch | →
4877 | if ((ssl_session->state & SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) == SSL_EXTENDED_MASTER_SECRET_MASK((1<<7)|(1<<8))) {
15 | ← | Assuming the condition is true | →
16 | ← | Taking true branch | →
4878 | StringInfo handshake_hashed_data;
4879 | int ret;
4880 |
4881 | handshake_hashed_data.data = NULL((void*)0);
4882 | handshake_hashed_data.data_len = 0;
4883 |
4884 | ssl_debug_printf("%s:PRF(pre_master_secret_extended)\n", G_STRFUNC((const char*) (__func__)));
4885 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4886 | DISSECTOR_ASSERT(ssl_session->handshake_data.data_len > 0)((void) ((ssl_session->handshake_data.data_len > 0) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 4886, "ssl_session->handshake_data.data_len > 0" ))));
17 | ← | Assuming field 'data_len' is > 0 | →
18 | ← | '?' condition is true | →
4887 |
4888 | switch(ssl_session->session.version) {
19 | ← | Control jumps to 'case 257:' at line 4893 | →
4889 | case TLSV1_VERSION0x301:
4890 | case TLSV1DOT1_VERSION0x302:
4891 | case DTLSV1DOT0_VERSION0xfeff:
4892 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
4893 | case TLCPV1_VERSION0x101:
4894 | ret = tls_handshake_hash(ssl_session, &handshake_hashed_data);
20 | ← | Calling 'tls_handshake_hash' | →
28 | ← | Returned allocated memory | →
4895 | break;
4896 | default:
4897 | switch (cipher_suite->dig) {
4898 | case DIG_SHA3840x43:
4899 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA384, &handshake_hashed_data);
4900 | break;
4901 | default:
4902 | ret = tls12_handshake_hash(ssl_session, GCRY_MD_SHA256, &handshake_hashed_data);
4903 | break;
4904 | }
4905 | break;
4906 | }
4907 | if (ret
29.1 | 'ret' is -1
) {
29 | ← | Execution continues on line 4907 | →
30 | ← | Taking true branch | →
4908 | ssl_debug_printf("%s can't generate handshake hash\n", G_STRFUNC((const char*) (__func__)));
31 | ← | Potential leak of memory pointed to by 'handshake_hashed_data.data'
4909 | return -1;
4910 | }
4911 |
4912 | wmem_free(wmem_file_scope(), ssl_session->handshake_data.data);
4913 | ssl_session->handshake_data.data = NULL((void*)0);
4914 | ssl_session->handshake_data.data_len = 0;
4915 |
4916 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "extended master secret",
4917 | &handshake_hashed_data,
4918 | NULL((void*)0), &ssl_session->master_secret,
4919 | SSL_MASTER_SECRET_LENGTH48)) {
4920 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4921 | g_free(handshake_hashed_data.data);
4922 | return -1;
4923 | }
4924 | g_free(handshake_hashed_data.data);
4925 | } else {
4926 | ssl_debug_printf("%s:PRF(pre_master_secret)\n", G_STRFUNC((const char*) (__func__)));
4927 | ssl_print_string("pre master secret",&ssl_session->pre_master_secret);
4928 | ssl_print_string("client random",&ssl_session->client_random);
4929 | ssl_print_string("server random",&ssl_session->server_random);
4930 | if (!prf(ssl_session, &ssl_session->pre_master_secret, "master secret",
4931 | &ssl_session->client_random,
4932 | &ssl_session->server_random, &ssl_session->master_secret,
4933 | SSL_MASTER_SECRET_LENGTH48)) {
4934 | ssl_debug_printf("%s can't generate master_secret\n", G_STRFUNC((const char*) (__func__)));
4935 | return -1;
4936 | }
4937 | }
4938 | ssl_print_string("master secret",&ssl_session->master_secret);
4939 |
4940 | /* the pre-master secret has been 'consumed' so we must clear it now */
4941 | ssl_session->state &= ~SSL_PRE_MASTER_SECRET(1<<6);
4942 | ssl_session->state |= SSL_MASTER_SECRET(1<<5);
4943 | }
4944 |
4945 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
4946 | if (cipher_suite->enc != ENC_NULL0x3D) {
4947 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
4948 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4949 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
4950 | if (cipher_algo == 0) {
4951 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
4952 | return -1;
4953 | }
4954 | }
4955 |
4956 | /* Export ciphers consume less material from the key block. */
4957 | encr_key_len = ssl_get_cipher_export_keymat_size(cipher_suite->number);
4958 | is_export_cipher = encr_key_len > 0;
4959 | if (!is_export_cipher && cipher_suite->enc != ENC_NULL0x3D) {
4960 | encr_key_len = (unsigned)gcry_cipher_get_algo_keylen(cipher_algo);
4961 | }
4962 |
4963 | if (cipher_suite->mode == MODE_CBC) {
4964 | write_iv_len = (unsigned)gcry_cipher_get_algo_blklen(cipher_algo);
4965 | } else if (cipher_suite->mode == MODE_GCM || cipher_suite->mode == MODE_CCM || cipher_suite->mode == MODE_CCM_8) {
4966 | /* account for a four-byte salt for client and server side (from
4967 | * client_write_IV and server_write_IV), see GCMNonce (RFC 5288) */
4968 | write_iv_len = 4;
4969 | } else if (cipher_suite->mode == MODE_POLY1305) {
4970 | /* RFC 7905: SecurityParameters.fixed_iv_length is twelve bytes */
4971 | write_iv_len = 12;
4972 | }
4973 |
4974 | /* Compute the key block. First figure out how much data we need */
4975 | needed = ssl_cipher_suite_dig(cipher_suite)->len*2; /* MAC key */
4976 | needed += 2 * encr_key_len; /* encryption key */
4977 | needed += 2 * write_iv_len; /* write IV */
4978 |
4979 | key_block.data = (unsigned char *)g_malloc(needed);
4980 | ssl_debug_printf("%s sess key generation\n", G_STRFUNC((const char*) (__func__)));
4981 | if (!prf(ssl_session, &ssl_session->master_secret, "key expansion",
4982 | &ssl_session->server_random,&ssl_session->client_random,
4983 | &key_block, needed)) {
4984 | ssl_debug_printf("%s can't generate key_block\n", G_STRFUNC((const char*) (__func__)));
4985 | goto fail;
4986 | }
4987 | ssl_print_string("key expansion", &key_block);
4988 |
4989 | ptr=key_block.data;
4990 | /* client/server write MAC key (for non-AEAD ciphers) */
4991 | if (cipher_suite->mode == MODE_STREAM || cipher_suite->mode == MODE_CBC) {
4992 | c_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4993 | s_mk=ptr; ptr+=ssl_cipher_suite_dig(cipher_suite)->len;
4994 | }
4995 | /* client/server write encryption key */
4996 | c_wk=ptr; ptr += encr_key_len;
4997 | s_wk=ptr; ptr += encr_key_len;
4998 | /* client/server write IV (used as IV (for CBC) or salt (for AEAD)) */
4999 | if (write_iv_len > 0) {
5000 | c_iv=ptr; ptr += write_iv_len;
5001 | s_iv=ptr; /* ptr += write_iv_len; */
5002 | }
5003 |
5004 | /* export ciphers work with a smaller key length */
5005 | if (is_export_cipher) {
5006 | if (cipher_suite->mode == MODE_CBC) {
5007 |
5008 | /* We only have room for MAX_BLOCK_SIZE bytes IVs, but that's
5009 | all we should need. This is a sanity check */
5010 | if (write_iv_len > MAX_BLOCK_SIZE16) {
5011 | ssl_debug_printf("%s cipher suite block must be at most %d nut is %d\n",
5012 | G_STRFUNC((const char*) (__func__)), MAX_BLOCK_SIZE16, write_iv_len);
5013 | goto fail;
5014 | }
5015 |
5016 | if(ssl_session->session.version==SSLV3_VERSION0x300){
5017 | /* The length of these fields are ignored by this caller */
5018 | StringInfo iv_c, iv_s;
5019 | iv_c.data = _iv_c;
5020 | iv_s.data = _iv_s;
5021 |
5022 | ssl_debug_printf("%s ssl3_generate_export_iv\n", G_STRFUNC((const char*) (__func__)));
5023 | if (!ssl3_generate_export_iv(&ssl_session->client_random,
5024 | &ssl_session->server_random, &iv_c, write_iv_len)) {
5025 | goto fail;
5026 | }
5027 | ssl_debug_printf("%s ssl3_generate_export_iv(2)\n", G_STRFUNC((const char*) (__func__)));
5028 | if (!ssl3_generate_export_iv(&ssl_session->server_random,
5029 | &ssl_session->client_random, &iv_s, write_iv_len)) {
5030 | goto fail;
5031 | }
5032 | }
5033 | else{
5034 | uint8_t _iv_block[MAX_BLOCK_SIZE16 * 2];
5035 | StringInfo iv_block;
5036 | StringInfo key_null;
5037 | uint8_t _key_null;
5038 |
5039 | key_null.data = &_key_null;
5040 | key_null.data_len = 0;
5041 |
5042 | iv_block.data = _iv_block;
5043 |
5044 | ssl_debug_printf("%s prf(iv_block)\n", G_STRFUNC((const char*) (__func__)));
5045 | if (!prf(ssl_session, &key_null, "IV block",
5046 | &ssl_session->client_random,
5047 | &ssl_session->server_random, &iv_block,
5048 | write_iv_len * 2)) {
5049 | ssl_debug_printf("%s can't generate tls31 iv block\n", G_STRFUNC((const char*) (__func__)));
5050 | goto fail;
5051 | }
5052 |
5053 | memcpy(_iv_c, iv_block.data, write_iv_len);
5054 | memcpy(_iv_s, iv_block.data + write_iv_len, write_iv_len);
5055 | }
5056 |
5057 | c_iv=_iv_c;
5058 | s_iv=_iv_s;
5059 | }
5060 |
5061 | if (ssl_session->session.version==SSLV3_VERSION0x300){
5062 |
5063 | SSL_MD5_CTXgcry_md_hd_t md5;
5064 | ssl_debug_printf("%s MD5(client_random)\n", G_STRFUNC((const char*) (__func__)));
5065 |
5066 | if (ssl_md5_init(&md5) != 0)
5067 | goto fail;
5068 | ssl_md5_update(&md5,c_wk,encr_key_len);
5069 | ssl_md5_update(&md5,ssl_session->client_random.data,
5070 | ssl_session->client_random.data_len);
5071 | ssl_md5_update(&md5,ssl_session->server_random.data,
5072 | ssl_session->server_random.data_len);
5073 | ssl_md5_final(_key_c,&md5);
5074 | ssl_md5_cleanup(&md5);
5075 | c_wk=_key_c;
5076 |
5077 | if (ssl_md5_init(&md5) != 0)
5078 | goto fail;
5079 | ssl_debug_printf("%s MD5(server_random)\n", G_STRFUNC((const char*) (__func__)));
5080 | ssl_md5_update(&md5,s_wk,encr_key_len);
5081 | ssl_md5_update(&md5,ssl_session->server_random.data,
5082 | ssl_session->server_random.data_len);
5083 | ssl_md5_update(&md5,ssl_session->client_random.data,
5084 | ssl_session->client_random.data_len);
5085 | ssl_md5_final(_key_s,&md5);
5086 | ssl_md5_cleanup(&md5);
5087 | s_wk=_key_s;
5088 | }
5089 | else{
5090 | StringInfo key_c, key_s, k;
5091 | key_c.data = _key_c;
5092 | key_s.data = _key_s;
5093 |
5094 | k.data = c_wk;
5095 | k.data_len = encr_key_len;
5096 | ssl_debug_printf("%s PRF(key_c)\n", G_STRFUNC((const char*) (__func__)));
5097 | if (!prf(ssl_session, &k, "client write key",
5098 | &ssl_session->client_random,
5099 | &ssl_session->server_random, &key_c, sizeof(_key_c))) {
5100 | ssl_debug_printf("%s can't generate tll31 server key \n", G_STRFUNC((const char*) (__func__)));
5101 | goto fail;
5102 | }
5103 | c_wk=_key_c;
5104 |
5105 | k.data = s_wk;
5106 | k.data_len = encr_key_len;
5107 | ssl_debug_printf("%s PRF(key_s)\n", G_STRFUNC((const char*) (__func__)));
5108 | if (!prf(ssl_session, &k, "server write key",
5109 | &ssl_session->client_random,
5110 | &ssl_session->server_random, &key_s, sizeof(_key_s))) {
5111 | ssl_debug_printf("%s can't generate tll31 client key \n", G_STRFUNC((const char*) (__func__)));
5112 | goto fail;
5113 | }
5114 | s_wk=_key_s;
5115 | }
5116 | }
5117 |
5118 | /* show key material info */
5119 | if (c_mk != NULL((void*)0)) {
5120 | ssl_print_data("Client MAC key",c_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5121 | ssl_print_data("Server MAC key",s_mk,ssl_cipher_suite_dig(cipher_suite)->len);
5122 | }
5123 | ssl_print_data("Client Write key", c_wk, encr_key_len);
5124 | ssl_print_data("Server Write key", s_wk, encr_key_len);
5125 | /* used as IV for CBC mode and the AEAD implicit nonce (salt) */
5126 | if (write_iv_len > 0) {
5127 | ssl_print_data("Client Write IV", c_iv, write_iv_len);
5128 | ssl_print_data("Server Write IV", s_iv, write_iv_len);
5129 | }
5130 |
5131 | create_decoders:
5132 | /* create both client and server ciphers*/
5133 | ssl_debug_printf("%s ssl_create_decoder(client)\n", G_STRFUNC((const char*) (__func__)));
5134 | ssl_session->client_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, c_mk, c_wk, NULL((void*)0), c_iv, write_iv_len);
5135 | if (!ssl_session->client_new) {
5136 | ssl_debug_printf("%s can't init client decoder\n", G_STRFUNC((const char*) (__func__)));
5137 | goto fail;
5138 | }
5139 | ssl_debug_printf("%s ssl_create_decoder(server)\n", G_STRFUNC((const char*) (__func__)));
5140 | ssl_session->server_new = ssl_create_decoder(cipher_suite, cipher_algo, ssl_session->session.compression, s_mk, s_wk, NULL((void*)0), s_iv, write_iv_len);
5141 | if (!ssl_session->server_new) {
5142 | ssl_debug_printf("%s can't init server decoder\n", G_STRFUNC((const char*) (__func__)));
5143 | goto fail;
5144 | }
5145 |
5146 | /* Continue the SSL stream after renegotiation with new keys. */
5147 | ssl_session->client_new->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5148 | ssl_session->server_new->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5149 |
5150 | ssl_debug_printf("%s: client seq %" PRIu64"l" "u" ", server seq %" PRIu64"l" "u" "\n",
5151 | G_STRFUNC((const char*) (__func__)), ssl_session->client_new->seq, ssl_session->server_new->seq);
5152 | g_free(key_block.data);
5153 | ssl_session->state |= SSL_HAVE_SESSION_KEY(1<<3);
5154 | return 0;
5155 |
5156 | fail:
5157 | g_free(key_block.data);
5158 | return -1;
5159 | }
5160 |
5161 | /* Generated the key material based on the given secret. */
5162 | bool_Bool
5163 | tls13_generate_keys(SslDecryptSession *ssl_session, const StringInfo *secret, bool_Bool is_from_server)
5164 | {
5165 | bool_Bool success = false0;
5166 | unsigned char *write_key = NULL((void*)0), *write_iv = NULL((void*)0);
5167 | unsigned char *sn_key = NULL((void*)0);
5168 | SslDecoder *decoder;
5169 | unsigned key_length, iv_length;
5170 | int hash_algo;
5171 | const SslCipherSuite *cipher_suite = ssl_session->cipher_suite;
5172 | int cipher_algo;
5173 |
5174 | if ((ssl_session->session.version != TLSV1DOT3_VERSION0x304) && (ssl_session->session.version != DTLSV1DOT3_VERSION0xfefc)) {
5175 | ssl_debug_printf("%s only usable for TLS 1.3, not %#x!\n", G_STRFUNC((const char*) (__func__)),
5176 | ssl_session->session.version);
5177 | return false0;
5178 | }
5179 |
5180 | if (cipher_suite == NULL((void*)0)) {
5181 | ssl_debug_printf("%s Unknown cipher\n", G_STRFUNC((const char*) (__func__)));
5182 | return false0;
5183 | }
5184 |
5185 | if (cipher_suite->kex != KEX_TLS130x23) {
5186 | ssl_debug_printf("%s Invalid cipher suite 0x%04x spotted!\n", G_STRFUNC((const char*) (__func__)), cipher_suite->number);
5187 | return false0;
5188 | }
5189 |
5190 | /* Find the Libgcrypt cipher algorithm for the given SSL cipher suite ID */
5191 | const char *cipher_name = ciphers[cipher_suite->enc-ENC_START0x30];
5192 | ssl_debug_printf("%s CIPHER: %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5193 | cipher_algo = ssl_get_cipher_by_name(cipher_name);
5194 | if (cipher_algo == 0) {
5195 | ssl_debug_printf("%s can't find cipher %s\n", G_STRFUNC((const char*) (__func__)), cipher_name);
5196 | return false0;
5197 | }
5198 |
5199 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
5200 | hash_algo = ssl_get_digest_by_name(hash_name);
5201 | if (!hash_algo) {
5202 | ssl_debug_printf("%s can't find hash function %s\n", G_STRFUNC((const char*) (__func__)), hash_name);
5203 | return false0;
5204 | }
5205 |
5206 | key_length = (unsigned) gcry_cipher_get_algo_keylen(cipher_algo);
5207 | /* AES-GCM/AES-CCM/Poly1305-ChaCha20 all have N_MIN=N_MAX = 12. */
5208 | iv_length = 12;
5209 | ssl_debug_printf("%s key_length %u iv_length %u\n", G_STRFUNC((const char*) (__func__)), key_length, iv_length);
5210 |
5211 | const char *label_prefix = tls13_hkdf_label_prefix(ssl_session);
5212 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "key", key_length, &write_key)) {
5213 | ssl_debug_printf("%s write_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5214 | return false0;
5215 | }
5216 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "iv", iv_length, &write_iv)) {
5217 | ssl_debug_printf("%s write_iv expansion failed\n", G_STRFUNC((const char*) (__func__)));
5218 | goto end;
5219 | }
5220 |
5221 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5222 | if (!tls13_hkdf_expand_label(hash_algo, secret, label_prefix, "sn", key_length, &sn_key)) {
5223 | ssl_debug_printf("%s sn_key expansion failed\n", G_STRFUNC((const char*) (__func__)));
5224 | goto end;
5225 | }
5226 | }
5227 |
5228 | ssl_print_data(is_from_server ? "Server Write Key" : "Client Write Key", write_key, key_length);
5229 | ssl_print_data(is_from_server ? "Server Write IV" : "Client Write IV", write_iv, iv_length);
5230 | if (ssl_session->session.version == DTLSV1DOT3_VERSION0xfefc) {
5231 | ssl_print_data(is_from_server ? "Server Write SN" : "Client Write SN", sn_key, key_length);
5232 | }
5233 |
5234 | ssl_debug_printf("%s ssl_create_decoder(%s)\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5235 | decoder = ssl_create_decoder(cipher_suite, cipher_algo, 0, NULL((void*)0), write_key, sn_key, write_iv, iv_length);
5236 | if (!decoder) {
5237 | ssl_debug_printf("%s can't init %s decoder\n", G_STRFUNC((const char*) (__func__)), is_from_server ? "server" : "client");
5238 | goto end;
5239 | }
5240 |
5241 | /* Continue the TLS session with new keys, but reuse old flow to keep things
5242 | * like "Follow TLS" working (by linking application data records). */
5243 | if (is_from_server) {
5244 | decoder->flow = ssl_session->server ? ssl_session->server->flow : ssl_create_flow();
5245 | ssl_session->server = decoder;
5246 | } else {
5247 | decoder->flow = ssl_session->client ? ssl_session->client->flow : ssl_create_flow();
5248 | ssl_session->client = decoder;
5249 | }
5250 | ssl_debug_printf("%s %s ready using cipher suite 0x%04x (cipher %s hash %s)\n", G_STRFUNC((const char*) (__func__)),
5251 | is_from_server ? "Server" : "Client", cipher_suite->number, cipher_name, hash_name);
5252 | success = true1;
5253 |
5254 | end:
5255 | wmem_free(NULL((void*)0), write_key);
5256 | wmem_free(NULL((void*)0), write_iv);
5257 | if (sn_key)
5258 | wmem_free(NULL((void*)0), sn_key);
5259 | return success;
5260 | }
5261 | /* (Pre-)master secrets calculations }}} */
5262 |
5263 | #ifdef HAVE_LIBGNUTLS1
5264 | /* Decrypt RSA pre-master secret using RSA private key. {{{ */
5265 | static bool_Bool
5266 | ssl_decrypt_pre_master_secret(SslDecryptSession *ssl_session,
5267 | StringInfo *encrypted_pre_master, GHashTable *key_hash)
5268 | {
5269 | int ret;
5270 |
5271 | if (!encrypted_pre_master)
5272 | return false0;
5273 |
5274 | if (KEX_IS_DH(ssl_session->cipher_suite->kex)((ssl_session->cipher_suite->kex) >= 0x10 && (ssl_session->cipher_suite->kex) <= 0x1b)) {
5275 | ssl_debug_printf("%s: session uses Diffie-Hellman key exchange "
5276 | "(cipher suite 0x%04X %s) and cannot be decrypted "
5277 | "using a RSA private key file.\n",
5278 | G_STRFUNC((const char*) (__func__)), ssl_session->session.cipher,
5279 | val_to_str_ext_const(ssl_session->session.cipher,
5280 | &ssl_31_ciphersuite_ext, "unknown"));
5281 | return false0;
5282 | } else if (ssl_session->cipher_suite->kex != KEX_RSA0x1e) {
5283 | ssl_debug_printf("%s key exchange %d different from KEX_RSA (%d)\n",
5284 | G_STRFUNC((const char*) (__func__)), ssl_session->cipher_suite->kex, KEX_RSA0x1e);
5285 | return false0;
5286 | }
5287 |
5288 | gnutls_privkey_t pk = (gnutls_privkey_t)g_hash_table_lookup(key_hash, ssl_session->cert_key_id);
5289 |
5290 | ssl_print_string("pre master encrypted", encrypted_pre_master);
5291 | ssl_debug_printf("%s: RSA_private_decrypt\n", G_STRFUNC((const char*) (__func__)));
5292 | const gnutls_datum_t epms = { encrypted_pre_master->data, encrypted_pre_master->data_len };
5293 | gnutls_datum_t pms = { 0 };
5294 | if (pk) {
5295 | // Try to decrypt using the RSA keys table from (D)TLS preferences.
5296 | ret = gnutls_privkey_decrypt_data(pk, 0, &epms, &pms);
5297 | } else {
5298 | // Try to decrypt using a hardware token.
5299 | ret = secrets_rsa_decrypt(ssl_session->cert_key_id, epms.data, epms.size, &pms.data, &pms.size);
5300 | }
5301 | if (ret < 0) {
5302 | ssl_debug_printf("%s: decryption failed: %d (%s)\n", G_STRFUNC((const char*) (__func__)), ret, gnutls_strerror(ret));
5303 | return false0;
5304 | }
5305 |
5306 | if (pms.size != 48) {
5307 | ssl_debug_printf("%s wrong pre_master_secret length (%d, expected %d)\n",
5308 | G_STRFUNC((const char*) (__func__)), pms.size, 48);
5309 | if (pk) {
5310 | gnutls_free(pms.data);
5311 | } else {
5312 | g_free(pms.data);
5313 | }
5314 | return false0;
5315 | }
5316 |
5317 | ssl_session->pre_master_secret.data = (uint8_t *)wmem_memdup(wmem_file_scope(), pms.data, 48);
5318 | ssl_session->pre_master_secret.data_len = 48;
5319 | if (pk) {
5320 | gnutls_free(pms.data);
5321 | } else {
5322 | g_free(pms.data);
5323 | }
5324 | ssl_print_string("pre master secret", &ssl_session->pre_master_secret);
5325 |
5326 | /* Remove the master secret if it was there.
5327 | This forces keying material regeneration in
5328 | case we're renegotiating */
5329 | ssl_session->state &= ~(SSL_MASTER_SECRET(1<<5)|SSL_HAVE_SESSION_KEY(1<<3));
5330 | ssl_session->state |= SSL_PRE_MASTER_SECRET(1<<6);
5331 | return true1;
5332 | } /* }}} */
5333 | #endif /* HAVE_LIBGNUTLS */
5334 |
5335 | /* Decryption integrity check {{{ */
5336 |
5337 | static int
5338 | tls_check_mac(SslDecoder*decoder, int ct, int ver, uint8_t* data,
5339 | uint32_t datalen, uint8_t* mac)
5340 | {
5341 | SSL_HMACgcry_md_hd_t hm;
5342 | int md;
5343 | uint32_t len;
5344 | uint8_t buf[DIGEST_MAX_SIZE48];
5345 | int16_t temp;
5346 |
5347 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5348 | ssl_debug_printf("tls_check_mac mac type:%s md %d\n",
5349 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5350 |
5351 | if (ssl_hmac_init(&hm,md) != 0)
5352 | return -1;
5353 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5354 | return -1;
5355 |
5356 | /* hash sequence number */
5357 | phtonu64(buf, decoder->seq);
5358 |
5359 | decoder->seq++;
5360 |
5361 | ssl_hmac_update(&hm,buf,8);
5362 |
5363 | /* hash content type */
5364 | buf[0]=ct;
5365 | ssl_hmac_update(&hm,buf,1);
5366 |
5367 | /* hash version,data length and data*/
5368 | /* *((int16_t*)buf) = g_htons(ver); */
5369 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5370 | memcpy(buf, &temp, 2);
5371 | ssl_hmac_update(&hm,buf,2);
5372 |
5373 | /* *((int16_t*)buf) = g_htons(datalen); */
5374 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5375 | memcpy(buf, &temp, 2);
5376 | ssl_hmac_update(&hm,buf,2);
5377 | ssl_hmac_update(&hm,data,datalen);
5378 |
5379 | /* get digest and digest len*/
5380 | len = sizeof(buf);
5381 | ssl_hmac_final(&hm,buf,&len);
5382 | ssl_hmac_cleanup(&hm);
5383 | ssl_print_data("Mac", buf, len);
5384 | if(memcmp(mac,buf,len))
5385 | return -1;
5386 |
5387 | return 0;
5388 | }
5389 |
5390 | static int
5391 | ssl3_check_mac(SslDecoder*decoder,int ct,uint8_t* data,
5392 | uint32_t datalen, uint8_t* mac)
5393 | {
5394 | SSL_MDgcry_md_hd_t mc;
5395 | int md;
5396 | uint32_t len;
5397 | uint8_t buf[64],dgst[20];
5398 | int pad_ct;
5399 | int16_t temp;
5400 |
5401 | pad_ct=(decoder->cipher_suite->dig==DIG_SHA0x41)?40:48;
5402 |
5403 | /* get cipher used for digest computation */
5404 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5405 | if (ssl_md_init(&mc,md) !=0)
5406 | return -1;
5407 |
5408 | /* do hash computation on data && padding */
5409 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5410 |
5411 | /* hash padding*/
5412 | memset(buf,0x36,pad_ct);
5413 | ssl_md_update(&mc,buf,pad_ct);
5414 |
5415 | /* hash sequence number */
5416 | phtonu64(buf, decoder->seq);
5417 | decoder->seq++;
5418 | ssl_md_update(&mc,buf,8);
5419 |
5420 | /* hash content type */
5421 | buf[0]=ct;
5422 | ssl_md_update(&mc,buf,1);
5423 |
5424 | /* hash data length in network byte order and data*/
5425 | /* *((int16_t* )buf) = g_htons(datalen); */
5426 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5427 | memcpy(buf, &temp, 2);
5428 | ssl_md_update(&mc,buf,2);
5429 | ssl_md_update(&mc,data,datalen);
5430 |
5431 | /* get partial digest */
5432 | ssl_md_final(&mc,dgst,&len);
5433 | ssl_md_reset(&mc);
5434 |
5435 | /* hash mac key */
5436 | ssl_md_update(&mc,decoder->mac_key.data,decoder->mac_key.data_len);
5437 |
5438 | /* hash padding and partial digest*/
5439 | memset(buf,0x5c,pad_ct);
5440 | ssl_md_update(&mc,buf,pad_ct);
5441 | ssl_md_update(&mc,dgst,len);
5442 |
5443 | ssl_md_final(&mc,dgst,&len);
5444 | ssl_md_cleanup(&mc);
5445 |
5446 | if(memcmp(mac,dgst,len))
5447 | return -1;
5448 |
5449 | return 0;
5450 | }
5451 |
5452 | static int
5453 | dtls_check_mac(SslDecryptSession *ssl, SslDecoder*decoder, int ct, uint8_t* data,
5454 | uint32_t datalen, uint8_t* mac, const unsigned char *cid, uint8_t cidl)
5455 | {
5456 | SSL_HMACgcry_md_hd_t hm;
5457 | int md;
5458 | uint32_t len;
5459 | uint8_t buf[DIGEST_MAX_SIZE48];
5460 | int16_t temp;
5461 |
5462 | int ver = ssl->session.version;
5463 | bool_Bool is_cid = ((ct == SSL_ID_TLS12_CID) && (ver == DTLSV1DOT2_VERSION0xfefd));
5464 |
5465 | md=ssl_get_digest_by_name(ssl_cipher_suite_dig(decoder->cipher_suite)->name);
5466 | ssl_debug_printf("dtls_check_mac mac type:%s md %d\n",
5467 | ssl_cipher_suite_dig(decoder->cipher_suite)->name, md);
5468 |
5469 | if (ssl_hmac_init(&hm,md) != 0)
5470 | return -1;
5471 | if (ssl_hmac_setkey(&hm,decoder->mac_key.data,decoder->mac_key.data_len) != 0)
5472 | return -1;
5473 |
5474 | ssl_debug_printf("dtls_check_mac seq: %" PRIu64"l" "u" " epoch: %d\n",decoder->seq,decoder->epoch);
5475 |
5476 | if (is_cid && !ssl->session.deprecated_cid) {
5477 | /* hash seq num placeholder */
5478 | memset(buf,0xFF,8);
5479 | ssl_hmac_update(&hm,buf,8);
5480 |
5481 | /* hash content type + cid length + content type */
5482 | buf[0]=ct;
5483 | buf[1]=cidl;
5484 | buf[2]=ct;
5485 | ssl_hmac_update(&hm,buf,3);
5486 |
5487 | /* hash version */
5488 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5489 | memcpy(buf, &temp, 2);
5490 | ssl_hmac_update(&hm,buf,2);
5491 |
5492 | /* hash sequence number */
5493 | phtonu64(buf, decoder->seq);
5494 | buf[0]=decoder->epoch>>8;
5495 | buf[1]=(uint8_t)decoder->epoch;
5496 | ssl_hmac_update(&hm,buf,8);
5497 |
5498 | /* hash cid */
5499 | ssl_hmac_update(&hm,cid,cidl);
5500 | } else {
5501 | /* hash sequence number */
5502 | phtonu64(buf, decoder->seq);
5503 | buf[0]=decoder->epoch>>8;
5504 | buf[1]=(uint8_t)decoder->epoch;
5505 | ssl_hmac_update(&hm,buf,8);
5506 |
5507 | /* hash content type */
5508 | buf[0]=ct;
5509 | ssl_hmac_update(&hm,buf,1);
5510 |
5511 | /* hash version */
5512 | temp = g_htons(ver)(((((guint16) ( (guint16) ((guint16) (ver) >> 8) | (guint16 ) ((guint16) (ver) << 8))))));
5513 | memcpy(buf, &temp, 2);
5514 | ssl_hmac_update(&hm,buf,2);
5515 |
5516 | if (is_cid && ssl->session.deprecated_cid) {
5517 | /* hash cid */
5518 | ssl_hmac_update(&hm,cid,cidl);
5519 |
5520 | /* hash cid length */
5521 | buf[0] = cidl;
5522 | ssl_hmac_update(&hm,buf,1);
5523 | }
5524 | }
5525 |
5526 | /* data length and data */
5527 | temp = g_htons(datalen)(((((guint16) ( (guint16) ((guint16) (datalen) >> 8) | ( guint16) ((guint16) (datalen) << 8))))));
5528 | memcpy(buf, &temp, 2);
5529 | ssl_hmac_update(&hm,buf,2);
5530 | ssl_hmac_update(&hm,data,datalen);
5531 |
5532 | /* get digest and digest len */
5533 | len = sizeof(buf);
5534 | ssl_hmac_final(&hm,buf,&len);
5535 | ssl_hmac_cleanup(&hm);
5536 | ssl_print_data("Mac", buf, len);
5537 | if(memcmp(mac,buf,len))
5538 | return -1;
5539 |
5540 | return 0;
5541 | }
5542 | /* Decryption integrity check }}} */
5543 |
5544 |
5545 | static bool_Bool
5546 | tls_decrypt_aead_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder,
5547 | uint8_t ct, uint16_t record_version,
5548 | bool_Bool ignore_mac_failed,
5549 | const unsigned char *in, uint16_t inl,
5550 | const unsigned char *cid, uint8_t cidl,
5551 | StringInfo *out_str, unsigned *outl)
5552 | {
5553 | /* RFC 5246 (TLS 1.2) 6.2.3.3 defines the TLSCipherText.fragment as:
5554 | * GenericAEADCipher: { nonce_explicit, [content] }
5555 | * In TLS 1.3 this explicit nonce is gone.
5556 | * With AES GCM/CCM, "[content]" is actually the concatenation of the
5557 | * ciphertext and authentication tag.
5558 | */
5559 | const uint16_t version = ssl->session.version;
5560 | const bool_Bool is_v12 = version == TLSV1DOT2_VERSION0x303 || version == DTLSV1DOT2_VERSION0xfefd || version == TLCPV1_VERSION0x101;
5561 | gcry_error_t err;
5562 | const unsigned char *explicit_nonce = NULL((void*)0), *ciphertext;
5563 | unsigned ciphertext_len, auth_tag_len;
5564 | unsigned char nonce[12];
5565 | const ssl_cipher_mode_t cipher_mode = decoder->cipher_suite->mode;
5566 | const bool_Bool is_cid = ct == SSL_ID_TLS12_CID && version == DTLSV1DOT2_VERSION0xfefd;
5567 | const uint8_t draft_version = ssl->session.tls13_draft_version;
5568 | const unsigned char *auth_tag_wire;
5569 | unsigned char auth_tag_calc[16];
5570 | unsigned char *aad = NULL((void*)0);
5571 | unsigned aad_len = 0;
5572 |
5573 | switch (cipher_mode) {
5574 | case MODE_GCM:
5575 | case MODE_CCM:
5576 | case MODE_POLY1305:
5577 | auth_tag_len = 16;
5578 | break;
5579 | case MODE_CCM_8:
5580 | auth_tag_len = 8;
5581 | break;
5582 | default:
5583 | ssl_debug_printf("%s unsupported cipher!\n", G_STRFUNC((const char*) (__func__)));
5584 | return false0;
5585 | }
5586 |
5587 | /* Parse input into explicit nonce (TLS 1.2 only), ciphertext and tag. */
5588 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5589 | if (inl < EXPLICIT_NONCE_LEN8 + auth_tag_len) {
5590 | ssl_debug_printf("%s input %d is too small for explicit nonce %d and auth tag %d\n",
5591 | G_STRFUNC((const char*) (__func__)), inl, EXPLICIT_NONCE_LEN8, auth_tag_len);
5592 | return false0;
5593 | }
5594 | explicit_nonce = in;
5595 | ciphertext = explicit_nonce + EXPLICIT_NONCE_LEN8;
5596 | ciphertext_len = inl - EXPLICIT_NONCE_LEN8 - auth_tag_len;
5597 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5598 | if (inl < auth_tag_len) {
5599 | ssl_debug_printf("%s input %d has no space for auth tag %d\n", G_STRFUNC((const char*) (__func__)), inl, auth_tag_len);
5600 | return false0;
5601 | }
5602 | ciphertext = in;
5603 | ciphertext_len = inl - auth_tag_len;
5604 | } else {
5605 | ssl_debug_printf("%s Unexpected TLS version %#x\n", G_STRFUNC((const char*) (__func__)), version);
5606 | return false0;
5607 | }
5608 | auth_tag_wire = ciphertext + ciphertext_len;
5609 |
5610 | /*
5611 | * Nonce construction is version-specific. Note that AEAD_CHACHA20_POLY1305
5612 | * (RFC 7905) uses a nonce construction similar to TLS 1.3.
5613 | */
5614 | if (is_v12 && cipher_mode != MODE_POLY1305) {
5615 | DISSECTOR_ASSERT(decoder->write_iv.data_len == IMPLICIT_NONCE_LEN)((void) ((decoder->write_iv.data_len == 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 5615, "decoder->write_iv.data_len == 4"))));
5616 | /* Implicit (4) and explicit (8) part of nonce. */
5617 | memcpy(nonce, decoder->write_iv.data, IMPLICIT_NONCE_LEN4);
5618 | memcpy(nonce + IMPLICIT_NONCE_LEN4, explicit_nonce, EXPLICIT_NONCE_LEN8);
5619 |
5620 | } else if (version == TLSV1DOT3_VERSION0x304 || version == DTLSV1DOT3_VERSION0xfefc || cipher_mode == MODE_POLY1305) {
5621 | /*
5622 | * Technically the nonce length must be at least 8 bytes, but for
5623 | * AES-GCM, AES-CCM and Poly1305-ChaCha20 the nonce length is exact 12.
5624 | */
5625 | const unsigned nonce_len = 12;
5626 | DISSECTOR_ASSERT(decoder->write_iv.data_len == nonce_len)((void) ((decoder->write_iv.data_len == nonce_len) ? (void )0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 5626, "decoder->write_iv.data_len == nonce_len" ))));
5627 | memcpy(nonce, decoder->write_iv.data, decoder->write_iv.data_len);
5628 | /* Sequence number is left-padded with zeroes and XORed with write_iv */
5629 | phtonu64(nonce + nonce_len - 8, pntohu64(nonce + nonce_len - 8) ^ decoder->seq);
5630 | ssl_debug_printf("%s seq %" PRIu64"l" "u" "\n", G_STRFUNC((const char*) (__func__)), decoder->seq);
5631 | }
5632 |
5633 | /* Set nonce and additional authentication data */
5634 | gcry_cipher_reset(decoder->evp)gcry_cipher_ctl ((decoder->evp), GCRYCTL_RESET, ((void*)0) , 0);
5635 | ssl_print_data("nonce", nonce, 12);
5636 | err = gcry_cipher_setiv(decoder->evp, nonce, 12);
5637 | if (err) {
5638 | ssl_debug_printf("%s failed to set nonce: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5639 | return false0;
5640 | }
5641 |
5642 | /* (D)TLS 1.2 needs specific AAD, TLS 1.3 (before -25) uses empty AAD. */
5643 | if (is_cid) { /* if connection ID */
5644 | if (ssl->session.deprecated_cid) {
5645 | aad_len = 14 + cidl;
5646 | aad = wmem_alloc(allocator, aad_len);
5647 | phtonu64(aad, decoder->seq); /* record sequence number */
5648 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5649 | aad[8] = ct; /* TLSCompressed.type */
5650 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5651 | memcpy(aad + 11, cid, cidl); /* cid */
5652 | aad[11 + cidl] = cidl; /* cid_length */
5653 | phtonu16(aad + 12 + cidl, ciphertext_len); /* TLSCompressed.length */
5654 | } else {
5655 | aad_len = 23 + cidl;
5656 | aad = wmem_alloc(allocator, aad_len);
5657 | memset(aad, 0xFF, 8); /* seq_num_placeholder */
5658 | aad[8] = ct; /* TLSCompressed.type */
5659 | aad[9] = cidl; /* cid_length */
5660 | aad[10] = ct; /* TLSCompressed.type */
5661 | phtonu16(aad + 11, record_version); /* TLSCompressed.version */
5662 | phtonu64(aad + 13, decoder->seq); /* record sequence number */
5663 | phtonu16(aad + 13, decoder->epoch); /* DTLS 1.2 includes epoch. */
5664 | memcpy(aad + 21, cid, cidl); /* cid */
5665 | phtonu16(aad + 21 + cidl, ciphertext_len); /* TLSCompressed.length */
5666 | }
5667 | } else if (is_v12) {
5668 | aad_len = 13;
5669 | aad = wmem_alloc(allocator, aad_len);
5670 | phtonu64(aad, decoder->seq); /* record sequence number */
5671 | if (version == DTLSV1DOT2_VERSION0xfefd) {
5672 | phtonu16(aad, decoder->epoch); /* DTLS 1.2 includes epoch. */
5673 | }
5674 | aad[8] = ct; /* TLSCompressed.type */
5675 | phtonu16(aad + 9, record_version); /* TLSCompressed.version */
5676 | phtonu16(aad + 11, ciphertext_len); /* TLSCompressed.length */
5677 | } else if (version == DTLSV1DOT3_VERSION0xfefc) {
5678 | aad_len = decoder->dtls13_aad.data_len;
5679 | aad = decoder->dtls13_aad.data;
5680 | } else if (draft_version >= 25 || draft_version == 0) {
5681 | aad_len = 5;
5682 | aad = wmem_alloc(allocator, aad_len);
5683 | aad[0] = ct; /* TLSCiphertext.opaque_type (23) */
5684 | phtonu16(aad + 1, record_version); /* TLSCiphertext.legacy_record_version (0x0303) */
5685 | phtonu16(aad + 3, inl); /* TLSCiphertext.length */
5686 | }
5687 |
5688 | if (decoder->cipher_suite->mode == MODE_CCM || decoder->cipher_suite->mode == MODE_CCM_8) {
5689 | /* size of plaintext, additional authenticated data and auth tag. */
5690 | uint64_t lengths[3] = { ciphertext_len, aad_len, auth_tag_len };
5691 |
5692 | gcry_cipher_ctl(decoder->evp, GCRYCTL_SET_CCM_LENGTHS, lengths, sizeof(lengths));
5693 | }
5694 |
5695 | if (aad && aad_len > 0) {
5696 | ssl_print_data("AAD", aad, aad_len);
5697 | err = gcry_cipher_authenticate(decoder->evp, aad, aad_len);
5698 | if (err) {
5699 | ssl_debug_printf("%s failed to set AAD: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5700 | return false0;
5701 | }
5702 | }
5703 |
5704 | /* Decrypt now that nonce and AAD are set. */
5705 | err = gcry_cipher_decrypt(decoder->evp, out_str->data, out_str->data_len, ciphertext, ciphertext_len);
5706 | if (err) {
5707 | ssl_debug_printf("%s decrypt failed: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5708 | return false0;
5709 | }
5710 |
5711 | /* Check authentication tag for authenticity (replaces MAC) */
5712 | err = gcry_cipher_gettag(decoder->evp, auth_tag_calc, auth_tag_len);
5713 | if (err == 0 && !memcmp(auth_tag_calc, auth_tag_wire, auth_tag_len)) {
5714 | ssl_print_data("auth_tag(OK)", auth_tag_calc, auth_tag_len);
5715 | } else {
5716 | if (err) {
5717 | ssl_debug_printf("%s cannot obtain tag: %s\n", G_STRFUNC((const char*) (__func__)), gcry_strerror(err));
5718 | } else {
5719 | ssl_debug_printf("%s auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
5720 | ssl_print_data("auth_tag(expect)", auth_tag_calc, auth_tag_len);
5721 | ssl_print_data("auth_tag(actual)", auth_tag_wire, auth_tag_len);
5722 | }
5723 | if (ignore_mac_failed) {
5724 | ssl_debug_printf("%s: auth check failed, but ignored for troubleshooting ;-)\n", G_STRFUNC((const char*) (__func__)));
5725 | } else {
5726 | return false0;
5727 | }
5728 | }
5729 |
5730 | /*
5731 | * Increment the (implicit) sequence number for TLS 1.2/1.3 and TLCP 1.1. This is done
5732 | * after successful authentication to ensure that early data is skipped when
5733 | * CLIENT_EARLY_TRAFFIC_SECRET keys are unavailable.
5734 | */
5735 | if (version == TLSV1DOT2_VERSION0x303 || version == TLSV1DOT3_VERSION0x304 || version == TLCPV1_VERSION0x101) {
5736 | decoder->seq++;
5737 | }
5738 |
5739 | ssl_print_data("Plaintext", out_str->data, ciphertext_len);
5740 | *outl = ciphertext_len;
5741 | return true1;
5742 | }
5743 |
5744 | /* Record decryption glue based on security parameters {{{ */
5745 | /* Assume that we are called only for a non-NULL decoder which also means that
5746 | * we have a non-NULL decoder->cipher_suite. */
5747 | int
5748 | ssl_decrypt_record(wmem_allocator_t* allocator, SslDecryptSession *ssl, SslDecoder *decoder, uint8_t ct, uint16_t record_version,
5749 | bool_Bool ignore_mac_failed,
5750 | const unsigned char *in, uint16_t inl, const unsigned char *cid, uint8_t cidl,
5751 | StringInfo *comp_str, StringInfo *out_str, unsigned *outl)
5752 | {
5753 | unsigned pad, worklen, uncomplen, maclen, mac_fraglen = 0;
5754 | uint8_t *mac = NULL((void*)0), *mac_frag = NULL((void*)0);
5755 |
5756 | ssl_debug_printf("ssl_decrypt_record ciphertext len %d\n", inl);
5757 | ssl_print_data("Ciphertext",in, inl);
5758 |
5759 | if (((ssl->session.version == TLSV1DOT3_VERSION0x304 || ssl->session.version == DTLSV1DOT3_VERSION0xfefc))
5760 | != (decoder->cipher_suite->kex == KEX_TLS130x23)) {
5761 | ssl_debug_printf("%s Invalid cipher suite for the protocol version!\n", G_STRFUNC((const char*) (__func__)));
5762 | return -1;
5763 | }
5764 |
5765 | /* ensure we have enough storage space for decrypted data */
5766 | if (inl > out_str->data_len)
5767 | {
5768 | ssl_debug_printf("ssl_decrypt_record: allocating %d bytes for decrypt data (old len %d)\n",
5769 | inl + 32, out_str->data_len);
5770 | ssl_data_realloc(out_str, inl + 32);
5771 | }
5772 |
5773 | /* AEAD ciphers (GenericAEADCipher in TLS 1.2; TLS 1.3) have no padding nor
5774 | * a separate MAC, so use a different routine for simplicity. */
5775 | if (decoder->cipher_suite->mode == MODE_GCM ||
5776 | decoder->cipher_suite->mode == MODE_CCM ||
5777 | decoder->cipher_suite->mode == MODE_CCM_8 ||
5778 | decoder->cipher_suite->mode == MODE_POLY1305 ||
5779 | ssl->session.version == TLSV1DOT3_VERSION0x304 ||
5780 | ssl->session.version == DTLSV1DOT3_VERSION0xfefc) {
5781 |
5782 | if (!tls_decrypt_aead_record(allocator, ssl, decoder, ct, record_version, ignore_mac_failed, in, inl, cid, cidl, out_str, &worklen)) {
5783 | /* decryption failed */
5784 | return -1;
5785 | }
5786 |
5787 | goto skip_mac;
5788 | }
5789 |
5790 | /* RFC 6101/2246: SSLCipherText/TLSCipherText has two structures for types:
5791 | * (notation: { unencrypted, [ encrypted ] })
5792 | * GenericStreamCipher: { [content, mac] }
5793 | * GenericBlockCipher: { IV (TLS 1.1+), [content, mac, padding, padding_len] }
5794 | * RFC 5426 (TLS 1.2): TLSCipherText has additionally:
5795 | * GenericAEADCipher: { nonce_explicit, [content] }
5796 | * RFC 4347 (DTLS): based on TLS 1.1, only GenericBlockCipher is supported.
5797 | * RFC 6347 (DTLS 1.2): based on TLS 1.2, includes GenericAEADCipher too.
5798 | */
5799 |
5800 | maclen = ssl_cipher_suite_dig(decoder->cipher_suite)->len;
5801 |
5802 | /* (TLS 1.1 and later, DTLS) Extract explicit IV for GenericBlockCipher */
5803 | if (decoder->cipher_suite->mode == MODE_CBC) {
5804 | unsigned blocksize = 0;
5805 |
5806 | switch (ssl->session.version) {
5807 | case TLSV1DOT1_VERSION0x302:
5808 | case TLSV1DOT2_VERSION0x303:
5809 | case DTLSV1DOT0_VERSION0xfeff:
5810 | case DTLSV1DOT2_VERSION0xfefd:
5811 | case DTLSV1DOT3_VERSION0xfefc:
5812 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
5813 | case TLCPV1_VERSION0x101:
5814 | blocksize = ssl_get_cipher_blocksize(decoder->cipher_suite);
5815 | if (inl < blocksize) {
5816 | ssl_debug_printf("ssl_decrypt_record failed: input %d has no space for IV %d\n",
5817 | inl, blocksize);
5818 | return -1;
5819 | }
5820 | pad = gcry_cipher_setiv(decoder->evp, in, blocksize);
5821 | if (pad != 0) {
5822 | ssl_debug_printf("ssl_decrypt_record failed: failed to set IV: %s %s\n",
5823 | gcry_strsource (pad), gcry_strerror (pad));
5824 | }
5825 |
5826 | inl -= blocksize;
5827 | in += blocksize;
5828 | break;
5829 | }
5830 |
5831 | /* Encrypt-then-MAC for (D)TLS (RFC 7366) */
5832 | if (ssl->state & SSL_ENCRYPT_THEN_MAC(1<<11)) {
5833 | /*
5834 | * MAC is calculated over (IV + ) ENCRYPTED contents:
5835 | *
5836 | * MAC(MAC_write_key, ... +
5837 | * IV + // for TLS 1.1 or greater
5838 | * TLSCiphertext.enc_content);
5839 | */
5840 | if (inl < maclen) {
5841 | ssl_debug_printf("%s failed: input %d has no space for MAC %d\n",
5842 | G_STRFUNC((const char*) (__func__)), inl, maclen);
5843 | return -1;
5844 | }
5845 | inl -= maclen;
5846 | mac = (uint8_t *)in + inl;
5847 | mac_frag = (uint8_t *)in - blocksize;
5848 | mac_fraglen = blocksize + inl;
5849 | }
5850 | }
5851 |
5852 | /* First decrypt*/
5853 | if ((pad = ssl_cipher_decrypt(&decoder->evp, out_str->data, out_str->data_len, in, inl)) != 0) {
5854 | ssl_debug_printf("ssl_decrypt_record failed: ssl_cipher_decrypt: %s %s\n", gcry_strsource (pad),
5855 | gcry_strerror (pad));
5856 | return -1;
5857 | }
5858 |
5859 | ssl_print_data("Plaintext", out_str->data, inl);
5860 | worklen=inl;
5861 |
5862 |
5863 | /* strip padding for GenericBlockCipher */
5864 | if (decoder->cipher_suite->mode == MODE_CBC) {
5865 | if (inl < 1) { /* Should this check happen earlier? */
5866 | ssl_debug_printf("ssl_decrypt_record failed: input length %d too small\n", inl);
5867 | return -1;
5868 | }
5869 | pad=out_str->data[inl-1];
5870 | if (worklen <= pad) {
5871 | ssl_debug_printf("ssl_decrypt_record failed: padding %d too large for work %d\n",
5872 | pad, worklen);
5873 | return -1;
5874 | }
5875 | worklen-=(pad+1);
5876 | ssl_debug_printf("ssl_decrypt_record found padding %d final len %d\n",
5877 | pad, worklen);
5878 | }
5879 |
5880 | /* MAC for GenericStreamCipher and GenericBlockCipher.
5881 | * (normal case without Encrypt-then-MAC (RFC 7366) extension. */
5882 | if (!mac) {
5883 | /*
5884 | * MAC is calculated over the DECRYPTED contents:
5885 | *
5886 | * MAC(MAC_write_key, ... + TLSCompressed.fragment);
5887 | */
5888 | if (worklen < maclen) {
5889 | ssl_debug_printf("%s wrong record len/padding outlen %d\n work %d\n", G_STRFUNC((const char*) (__func__)), *outl, worklen);
5890 | return -1;
5891 | }
5892 | worklen -= maclen;
5893 | mac = out_str->data + worklen;
5894 | mac_frag = out_str->data;
5895 | mac_fraglen = worklen;
5896 | }
5897 |
5898 | /* If NULL encryption active and no keys are available, do not bother
5899 | * checking the MAC. We do not have keys for that. */
5900 | if (decoder->cipher_suite->mode == MODE_STREAM &&
5901 | decoder->cipher_suite->enc == ENC_NULL0x3D &&
5902 | !(ssl->state & SSL_MASTER_SECRET(1<<5))) {
5903 | ssl_debug_printf("MAC check skipped due to missing keys\n");
5904 | decoder->seq++; // Increment this for display
5905 | goto skip_mac;
5906 | }
5907 |
5908 | /* Now check the MAC */
5909 | ssl_debug_printf("checking mac (len %d, version %X, ct %d seq %" PRIu64"l" "u" ")\n",
5910 | worklen, ssl->session.version, ct, decoder->seq);
5911 | if(ssl->session.version==SSLV3_VERSION0x300){
5912 | if(ssl3_check_mac(decoder,ct,mac_frag,mac_fraglen,mac) < 0) {
5913 | if(ignore_mac_failed) {
5914 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5915 | }
5916 | else{
5917 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5918 | return -1;
5919 | }
5920 | }
5921 | else{
5922 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5923 | }
5924 | }
5925 | else if(ssl->session.version==TLSV1_VERSION0x301 || ssl->session.version==TLSV1DOT1_VERSION0x302 || ssl->session.version==TLSV1DOT2_VERSION0x303 || ssl->session.version==TLCPV1_VERSION0x101){
5926 | if(tls_check_mac(decoder,ct,ssl->session.version,mac_frag,mac_fraglen,mac)< 0) {
5927 | if(ignore_mac_failed) {
5928 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5929 | }
5930 | else{
5931 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5932 | return -1;
5933 | }
5934 | }
5935 | else{
5936 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5937 | }
5938 | }
5939 | else if(ssl->session.version==DTLSV1DOT0_VERSION0xfeff ||
5940 | ssl->session.version==DTLSV1DOT2_VERSION0xfefd ||
5941 | ssl->session.version==DTLSV1DOT0_OPENSSL_VERSION0x100){
5942 | /* Try rfc-compliant mac first, and if failed, try old openssl's non-rfc-compliant mac */
5943 | if(dtls_check_mac(ssl,decoder,ct,mac_frag,mac_fraglen,mac,cid,cidl)>= 0) {
5944 | ssl_debug_printf("ssl_decrypt_record: mac ok\n");
5945 | }
5946 | else if(tls_check_mac(decoder,ct,TLSV1_VERSION0x301,mac_frag,mac_fraglen,mac)>= 0) {
5947 | ssl_debug_printf("ssl_decrypt_record: dtls rfc-compliant mac failed, but old openssl's non-rfc-compliant mac ok\n");
5948 | }
5949 | else if(ignore_mac_failed) {
5950 | ssl_debug_printf("ssl_decrypt_record: mac failed, but ignored for troubleshooting ;-)\n");
5951 | }
5952 | else{
5953 | ssl_debug_printf("ssl_decrypt_record: mac failed\n");
5954 | return -1;
5955 | }
5956 | }
5957 | skip_mac:
5958 |
5959 | *outl = worklen;
5960 |
5961 | if (decoder->compression > 0) {
5962 | ssl_debug_printf("ssl_decrypt_record: compression method %d\n", decoder->compression);
5963 | ssl_data_copy(comp_str, out_str);
5964 | ssl_print_data("Plaintext compressed", comp_str->data, worklen);
5965 | if (!decoder->decomp) {
5966 | ssl_debug_printf("decrypt_ssl3_record: no decoder available\n");
5967 | return -1;
5968 | }
5969 | if (ssl_decompress_record(decoder->decomp, comp_str->data, worklen, out_str, &uncomplen) < 0) return -1;
5970 | ssl_print_data("Plaintext uncompressed", out_str->data, uncomplen);
5971 | *outl = uncomplen;
5972 | }
5973 |
5974 | return 0;
5975 | }
5976 | /* Record decryption glue based on security parameters }}} */
5977 |
5978 |
5979 |
5980 | #ifdef HAVE_LIBGNUTLS1
5981 |
5982 | /* RSA private key file processing {{{ */
5983 | static void
5984 | ssl_find_private_key_by_pubkey(SslDecryptSession *ssl,
5985 | const gnutls_datum_t *subjectPublicKeyInfo)
5986 | {
5987 | gnutls_pubkey_t pubkey = NULL((void*)0);
5988 | cert_key_id_t key_id;
5989 | size_t key_id_len = sizeof(key_id);
5990 | int r;
5991 |
5992 | if (!subjectPublicKeyInfo->size) {
5993 | ssl_debug_printf("%s: could not find SubjectPublicKeyInfo\n", G_STRFUNC((const char*) (__func__)));
5994 | return;
5995 | }
5996 |
5997 | r = gnutls_pubkey_init(&pubkey);
5998 | if (r < 0) {
5999 | ssl_debug_printf("%s: failed to init pubkey: %s\n",
6000 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
6001 | return;
6002 | }
6003 |
6004 | r = gnutls_pubkey_import(pubkey, subjectPublicKeyInfo, GNUTLS_X509_FMT_DER);
6005 | if (r < 0) {
6006 | ssl_debug_printf("%s: failed to import pubkey from handshake: %s\n",
6007 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
6008 | goto end;
6009 | }
6010 |
6011 | if (gnutls_pubkey_get_pk_algorithm(pubkey, NULL((void*)0)) != GNUTLS_PK_RSA) {
6012 | ssl_debug_printf("%s: Not a RSA public key - ignoring.\n", G_STRFUNC((const char*) (__func__)));
6013 | goto end;
6014 | }
6015 |
6016 | /* Generate a 20-byte SHA-1 hash. */
6017 | r = gnutls_pubkey_get_key_id(pubkey, 0, key_id.key_id, &key_id_len);
6018 | if (r < 0) {
6019 | ssl_debug_printf("%s: failed to extract key id from pubkey: %s\n",
6020 | G_STRFUNC((const char*) (__func__)), gnutls_strerror(r));
6021 | goto end;
6022 | }
6023 |
6024 | if (key_id_len != sizeof(key_id)) {
6025 | ssl_debug_printf("%s: expected Key ID size %zu, got %zu\n",
6026 | G_STRFUNC((const char*) (__func__)), sizeof(key_id), key_id_len);
6027 | goto end;
6028 | }
6029 |
6030 | ssl_print_data("Certificate.KeyID", key_id.key_id, key_id_len);
6031 | ssl->cert_key_id = wmem_new(wmem_file_scope(), cert_key_id_t)((cert_key_id_t*)wmem_alloc((wmem_file_scope()), sizeof(cert_key_id_t )));
6032 | *ssl->cert_key_id = key_id;
6033 |
6034 | end:
6035 | gnutls_pubkey_deinit(pubkey);
6036 | }
6037 |
6038 | /* RSA private key file processing }}} */
6039 | #endif /* HAVE_LIBGNUTLS */
6040 |
6041 | /*--- Start of dissector-related code below ---*/
6042 |
6043 | /* This is not a "protocol" but ensures that this gets called during
6044 | * the handoff stage. */
6045 | void proto_reg_handoff_tls_utils(void);
6046 |
6047 | static dissector_handle_t base_tls_handle;
6048 | static dissector_handle_t dtls_handle;
6049 |
6050 | void
6051 | proto_reg_handoff_tls_utils(void)
6052 | {
6053 | base_tls_handle = find_dissector("tls");
6054 | dtls_handle = find_dissector("dtls");
6055 | }
6056 |
6057 | /* get ssl data for this session. if no ssl data is found allocate a new one*/
6058 | SslDecryptSession *
6059 | ssl_get_session(conversation_t *conversation, dissector_handle_t tls_handle)
6060 | {
6061 | void *conv_data;
6062 | SslDecryptSession *ssl_session;
6063 | int proto_ssl;
6064 |
6065 | /* Note proto_ssl is tls for either the main tls_handle or the
6066 | * tls13_handshake handle used by QUIC. */
6067 | proto_ssl = dissector_handle_get_protocol_index(tls_handle);
6068 | conv_data = conversation_get_proto_data(conversation, proto_ssl);
6069 | if (conv_data != NULL((void*)0))
6070 | return (SslDecryptSession *)conv_data;
6071 |
6072 | /* no previous SSL conversation info, initialize it. */
6073 | ssl_session = wmem_new0(wmem_file_scope(), SslDecryptSession)((SslDecryptSession*)wmem_alloc0((wmem_file_scope()), sizeof( SslDecryptSession)));
6074 |
6075 | /* data_len is the part that is meaningful, not the allocated length */
6076 | ssl_session->master_secret.data_len = 0;
6077 | ssl_session->master_secret.data = ssl_session->_master_secret;
6078 | ssl_session->session_id.data_len = 0;
6079 | ssl_session->session_id.data = ssl_session->_session_id;
6080 | ssl_session->client_random.data_len = 0;
6081 | ssl_session->client_random.data = ssl_session->_client_random;
6082 | ssl_session->server_random.data_len = 0;
6083 | ssl_session->server_random.data = ssl_session->_server_random;
6084 | ssl_session->session_ticket.data_len = 0;
6085 | ssl_session->session_ticket.data = NULL((void*)0); /* will be re-alloced as needed */
6086 | ssl_session->server_data_for_iv.data_len = 0;
6087 | ssl_session->server_data_for_iv.data = ssl_session->_server_data_for_iv;
6088 | ssl_session->client_data_for_iv.data_len = 0;
6089 | ssl_session->client_data_for_iv.data = ssl_session->_client_data_for_iv;
6090 | ssl_session->app_data_segment.data = NULL((void*)0);
6091 | ssl_session->app_data_segment.data_len = 0;
6092 | ssl_session->handshake_data.data=NULL((void*)0);
6093 | ssl_session->handshake_data.data_len=0;
6094 | ssl_session->ech_transcript.data=NULL((void*)0);
6095 | ssl_session->ech_transcript.data_len=0;
6096 |
6097 | /* Initialize parameters which are not necessary specific to decryption. */
6098 | ssl_session->session.version = SSL_VER_UNKNOWN0;
6099 | clear_address(&ssl_session->session.srv_addr);
6100 | ssl_session->session.srv_ptype = PT_NONE;
6101 | ssl_session->session.srv_port = 0;
6102 | ssl_session->session.dtls13_current_epoch[0] = ssl_session->session.dtls13_current_epoch[1] = 0;
6103 | ssl_session->session.dtls13_next_seq_num[0] = ssl_session->session.dtls13_next_seq_num[1] = 0;
6104 | ssl_session->session.client_random.data_len = 0;
6105 | ssl_session->session.client_random.data = ssl_session->session._client_random;
6106 | memset(ssl_session->session.ech_confirmation, 0, sizeof(ssl_session->session.ech_confirmation));
6107 | memset(ssl_session->session.hrr_ech_confirmation, 0, sizeof(ssl_session->session.hrr_ech_confirmation));
6108 | memset(ssl_session->session.first_ech_auth_tag, 0, sizeof(ssl_session->session.first_ech_auth_tag));
6109 | ssl_session->session.ech = false0;
6110 | ssl_session->session.hrr_ech_declined = false0;
6111 | ssl_session->session.first_ch_ech_frame = 0;
6112 |
6113 | /* We want to increment the stream count for the normal tls handle and
6114 | * dtls handle, but presumably not for the tls13_handshake handle used
6115 | * by QUIC (it has its own Follow Stream handling, and the QUIC stream
6116 | * doesn't get sent to the TLS follow tap.)
6117 | */
6118 | if (tls_handle == base_tls_handle) {
6119 | ssl_session->session.stream = tls_increment_stream_count();
6120 | } else if (tls_handle == dtls_handle) {
6121 | ssl_session->session.stream = dtls_increment_stream_count();
6122 | }
6123 |
6124 | conversation_add_proto_data(conversation, proto_ssl, ssl_session);
6125 | return ssl_session;
6126 | }
6127 |
6128 | void ssl_reset_session(SslSession *session, SslDecryptSession *ssl, bool_Bool is_client)
6129 | {
6130 | if (ssl) {
6131 | /* Ensure that secrets are not restored using stale identifiers. Split
6132 | * between client and server in case the packets somehow got out of order. */
6133 | int clear_flags = SSL_HAVE_SESSION_KEY(1<<3) | SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6);
6134 |
6135 | if (is_client) {
6136 | clear_flags |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
6137 | ssl->session_id.data_len = 0;
6138 | ssl->session_ticket.data_len = 0;
6139 | ssl->master_secret.data_len = 0;
6140 | ssl->client_random.data_len = 0;
6141 | ssl->has_early_data = false0;
6142 | if (ssl->handshake_data.data_len > 0) {
6143 | // The EMS handshake hash starts with at the Client Hello,
6144 | // ensure that any messages before it are forgotten.
6145 | wmem_free(wmem_file_scope(), ssl->handshake_data.data);
6146 | ssl->handshake_data.data = NULL((void*)0);
6147 | ssl->handshake_data.data_len = 0;
6148 | }
6149 | } else {
6150 | clear_flags |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8) | SSL_NEW_SESSION_TICKET(1<<10);
6151 | ssl->server_random.data_len = 0;
6152 | ssl->pre_master_secret.data_len = 0;
6153 | #ifdef HAVE_LIBGNUTLS1
6154 | ssl->cert_key_id = NULL((void*)0);
6155 | #endif
6156 | ssl->psk.data_len = 0;
6157 | }
6158 |
6159 | if (ssl->state & clear_flags) {
6160 | ssl_debug_printf("%s detected renegotiation, clearing 0x%02x (%s side)\n",
6161 | G_STRFUNC((const char*) (__func__)), ssl->state & clear_flags, is_client ? "client" : "server");
6162 | ssl->state &= ~clear_flags;
6163 | }
6164 | }
6165 |
6166 | /* These flags might be used for non-decryption purposes and may affect the
6167 | * dissection, so reset them as well. */
6168 | if (is_client) {
6169 | session->client_cert_type = 0;
6170 | } else {
6171 | session->compression = 0;
6172 | session->server_cert_type = 0;
6173 | /* session->is_session_resumed is already handled in the ServerHello dissection. */
6174 | }
6175 | session->dtls13_next_seq_num[0] = session->dtls13_next_seq_num[1] = 0;
6176 | session->dtls13_current_epoch[0] = session->dtls13_current_epoch[1] = 0;
6177 | }
6178 |
6179 | void
6180 | tls_set_appdata_dissector(dissector_handle_t tls_handle, packet_info *pinfo,
6181 | dissector_handle_t app_handle)
6182 | {
6183 | conversation_t *conversation;
6184 | SslSession *session;
6185 |
6186 | /* Ignore if the TLS or other dissector is disabled. */
6187 | if (!tls_handle || !app_handle)
6188 | return;
6189 |
6190 | conversation = find_or_create_conversation(pinfo);
6191 | session = &ssl_get_session(conversation, tls_handle)->session;
6192 | session->app_handle = app_handle;
6193 | }
6194 |
6195 | static uint32_t
6196 | ssl_starttls(dissector_handle_t tls_handle, packet_info *pinfo,
6197 | dissector_handle_t app_handle, uint32_t last_nontls_frame)
6198 | {
6199 | conversation_t *conversation;
6200 | SslSession *session;
6201 |
6202 | /* Ignore if the TLS dissector is disabled. */
6203 | if (!tls_handle)
6204 | return 0;
6205 | /* The caller should always pass a valid handle to its own dissector. */
6206 | DISSECTOR_ASSERT(app_handle)((void) ((app_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6206, "app_handle"))));
6207 |
6208 | conversation = find_or_create_conversation(pinfo);
6209 | session = &ssl_get_session(conversation, tls_handle)->session;
6210 |
6211 | ssl_debug_printf("%s: old frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6212 | session->last_nontls_frame,
6213 | (void *)session->app_handle,
6214 | dissector_handle_get_dissector_name(session->app_handle));
6215 | ssl_debug_printf("%s: current frame %d, app_handle=%p (%s)\n", G_STRFUNC((const char*) (__func__)),
6216 | pinfo->num, (void *)app_handle,
6217 | dissector_handle_get_dissector_name(app_handle));
6218 |
6219 | /* Do not switch again if a dissector did it before. */
6220 | if (session->last_nontls_frame) {
6221 | ssl_debug_printf("%s: not overriding previous app handle!\n", G_STRFUNC((const char*) (__func__)));
6222 | return session->last_nontls_frame;
6223 | }
6224 |
6225 | session->app_handle = app_handle;
6226 | /* The TLS dissector should be called first for this conversation. */
6227 | conversation_set_dissector(conversation, tls_handle);
6228 | /* TLS starts after this frame. */
6229 | session->last_nontls_frame = last_nontls_frame;
6230 | return 0;
6231 | }
6232 |
6233 | /* ssl_starttls_ack: mark future frames as encrypted. */
6234 | uint32_t
6235 | ssl_starttls_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6236 | dissector_handle_t app_handle)
6237 | {
6238 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num);
6239 | }
6240 |
6241 | uint32_t
6242 | ssl_starttls_post_ack(dissector_handle_t tls_handle, packet_info *pinfo,
6243 | dissector_handle_t app_handle)
6244 | {
6245 | return ssl_starttls(tls_handle, pinfo, app_handle, pinfo->num - 1);
6246 | }
6247 |
6248 | dissector_handle_t
6249 | ssl_find_appdata_dissector(const char *name)
6250 | {
6251 | /* Accept 'http' for backwards compatibility and sanity. */
6252 | if (!strcmp(name, "http"))
6253 | name = "http-over-tls";
6254 | /* XXX - Should this check to see if the dissector is actually added for
6255 | * Decode As in the appropriate table?
6256 | */
6257 | return find_dissector(name);
6258 | }
6259 |
6260 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. {{{ */
6261 | static int
6262 | ssl_equal (const void *v, const void *v2)
6263 | {
6264 | const StringInfo *val1;
6265 | const StringInfo *val2;
6266 | val1 = (const StringInfo *)v;
6267 | val2 = (const StringInfo *)v2;
6268 |
6269 | if (val1->data_len == val2->data_len &&
6270 | !memcmp(val1->data, val2->data, val2->data_len)) {
6271 | return 1;
6272 | }
6273 | return 0;
6274 | }
6275 |
6276 | static unsigned
6277 | ssl_hash (const void *v)
6278 | {
6279 | unsigned l,hash;
6280 | const StringInfo* id;
6281 | const unsigned* cur;
6282 | hash = 0;
6283 | id = (const StringInfo*) v;
6284 |
6285 | /* id and id->data are mallocated in ssl_save_master_key(). As such 'data'
6286 | * should be aligned for any kind of access (for example as a unsigned as
6287 | * is done below). The intermediate void* cast is to prevent "cast
6288 | * increases required alignment of target type" warnings on CPUs (such
6289 | * as SPARCs) that do not allow misaligned memory accesses.
6290 | */
6291 | cur = (const unsigned*)(void*) id->data;
6292 |
6293 | for (l=4; (l < id->data_len); l+=4, cur++)
6294 | hash = hash ^ (*cur);
6295 |
6296 | return hash;
6297 | }
6298 | /* Functions for TLS/DTLS sessions and RSA private keys hashtables. }}} */
6299 |
6300 | /* Handling of association between tls/dtls ports and clear text protocol. {{{ */
6301 | void
6302 | ssl_association_add(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6303 | {
6304 | DISSECTOR_ASSERT(main_handle)((void) ((main_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6304, "main_handle"))));
6305 | DISSECTOR_ASSERT(subdissector_handle)((void) ((subdissector_handle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6305, "subdissector_handle"))));
6306 | /* Registration is required for Export PDU feature to work properly. */
6307 | DISSECTOR_ASSERT_HINT(dissector_handle_get_dissector_name(subdissector_handle),((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6308, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))))
6308 | "SSL appdata dissectors must register with register_dissector()!")((void) ((dissector_handle_get_dissector_name(subdissector_handle )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/dissectors/packet-tls-utils.c", 6308, "dissector_handle_get_dissector_name(subdissector_handle)" , "SSL appdata dissectors must register with register_dissector()!" ))));
6309 | ssl_debug_printf("association_add %s port %d handle %p\n", dissector_table_name, port, (void *)subdissector_handle);
6310 |
6311 | if (port) {
6312 | dissector_add_uint(dissector_table_name, port, subdissector_handle);
6313 | if (tcp)
6314 | dissector_add_uint("tcp.port", port, main_handle);
6315 | else
6316 | dissector_add_uint("udp.port", port, main_handle);
6317 | dissector_add_uint("sctp.port", port, main_handle);
6318 | } else {
6319 | dissector_add_for_decode_as(dissector_table_name, subdissector_handle);
6320 | }
6321 | }
6322 |
6323 | void
6324 | ssl_association_remove(const char* dissector_table_name, dissector_handle_t main_handle, dissector_handle_t subdissector_handle, unsigned port, bool_Bool tcp)
6325 | {
6326 | ssl_debug_printf("ssl_association_remove removing %s %u - handle %p\n",
6327 | tcp?"TCP":"UDP", port, (void *)subdissector_handle);
6328 | if (main_handle) {
6329 | dissector_delete_uint(tcp?"tcp.port":"udp.port", port, main_handle);
6330 | dissector_delete_uint("sctp.port", port, main_handle);
6331 | }
6332 |
6333 | if (port) {
6334 | dissector_delete_uint(dissector_table_name, port, subdissector_handle);
6335 | }
6336 | }
6337 |
6338 | void
6339 | ssl_set_server(SslSession *session, address *addr, port_type ptype, uint32_t port)
6340 | {
6341 | copy_address_wmem(wmem_file_scope(), &session->srv_addr, addr);
6342 | session->srv_ptype = ptype;
6343 | session->srv_port = port;
6344 | }
6345 |
6346 | int
6347 | ssl_packet_from_server(SslSession *session, dissector_table_t table, const packet_info *pinfo)
6348 | {
6349 | int ret;
6350 | if (session && session->srv_addr.type != AT_NONE) {
6351 | ret = (session->srv_ptype == pinfo->ptype) &&
6352 | (session->srv_port == pinfo->srcport) &&
6353 | addresses_equal(&session->srv_addr, &pinfo->src);
6354 | } else {
6355 | ret = (dissector_get_uint_handle(table, pinfo->srcport) != 0);
6356 | }
6357 |
6358 | ssl_debug_printf("packet_from_server: is from server - %s\n", (ret)?"TRUE":"FALSE");
6359 | return ret;
6360 | }
6361 | /* Handling of association between tls/dtls ports and clear text protocol. }}} */
6362 |
6363 |
6364 | /* Links SSL records with the real packet data. {{{ */
6365 | SslPacketInfo *
6366 | tls_add_packet_info(int proto, packet_info *pinfo, uint8_t curr_layer_num_ssl)
6367 | {
6368 | SslPacketInfo *pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6369 | if (!pi) {
6370 | pi = wmem_new0(wmem_file_scope(), SslPacketInfo)((SslPacketInfo*)wmem_alloc0((wmem_file_scope()), sizeof(SslPacketInfo )));
6371 | pi->srcport = pinfo->srcport;
6372 | pi->destport = pinfo->destport;
6373 | p_add_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl, pi);
6374 | }
6375 |
6376 | return pi;
6377 | }
6378 |
6379 | /**
6380 | * Remembers the decrypted TLS record fragment (TLSInnerPlaintext in TLS 1.3) to
6381 | * avoid the need for a decoder in the second pass. Additionally, it remembers
6382 | * sequence numbers (for reassembly and Follow TLS Stream).
6383 | *
6384 | * @param proto The protocol identifier (proto_ssl or proto_dtls).
6385 | * @param pinfo The packet where the record originates from.
6386 | * @param plain_data Decrypted plaintext to store in the record.
6387 | * @param plain_data_len Total length of the plaintext.
6388 | * @param content_len Length of the plaintext section corresponding to the record content.
6389 | * @param record_id The identifier for this record within the current packet.
6390 | * @param flow Information about sequence numbers, etc.
6391 | * @param type TLS Content Type (such as handshake or application_data).
6392 | * @param curr_layer_num_ssl The layer identifier for this TLS session.
6393 | */
6394 | void
6395 | ssl_add_record_info(int proto, packet_info *pinfo,
6396 | const unsigned char *plain_data, int plain_data_len, int content_len,
6397 | int record_id, SslFlow *flow, ContentType type, uint8_t curr_layer_num_ssl,
6398 | uint64_t record_seq)
6399 | {
6400 | SslRecordInfo* rec, **prec;
6401 | SslPacketInfo *pi = tls_add_packet_info(proto, pinfo, curr_layer_num_ssl);
6402 |
6403 | ws_assert(content_len <= plain_data_len)do { if ((1) && !(content_len <= plain_data_len)) ws_log_fatal_full ("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c", 6403 , __func__, "assertion failed: %s", "content_len <= plain_data_len" ); } while (0);
6404 |
6405 | rec = wmem_new(wmem_file_scope(), SslRecordInfo)((SslRecordInfo*)wmem_alloc((wmem_file_scope()), sizeof(SslRecordInfo )));
6406 | rec->plain_data = (unsigned char *)wmem_memdup(wmem_file_scope(), plain_data, plain_data_len);
6407 | rec->plain_data_len = plain_data_len;
6408 | rec->content_len = content_len;
6409 | rec->id = record_id;
6410 | rec->type = type;
6411 | rec->next = NULL((void*)0);
6412 | rec->record_seq = record_seq;
6413 |
6414 | if (flow && type == SSL_ID_APP_DATA) {
6415 | rec->seq = flow->byte_seq;
6416 | rec->flow = flow;
6417 | flow->byte_seq += content_len;
6418 | ssl_debug_printf("%s stored decrypted record seq=%d nxtseq=%d flow=%p\n",
6419 | G_STRFUNC((const char*) (__func__)), rec->seq, rec->seq + content_len, (void*)flow);
6420 | }
6421 |
6422 | /* Remember decrypted records. */
6423 | prec = &pi->records;
6424 | while (*prec) prec = &(*prec)->next;
6425 | *prec = rec;
6426 | }
6427 |
6428 | /* search in packet data for the specified id; return a newly created tvb for the associated data */
6429 | tvbuff_t*
6430 | ssl_get_record_info(tvbuff_t *parent_tvb, int proto, packet_info *pinfo, int record_id, uint8_t curr_layer_num_ssl, SslRecordInfo **matched_record)
6431 | {
6432 | SslRecordInfo* rec;
6433 | SslPacketInfo* pi;
6434 | pi = (SslPacketInfo *)p_get_proto_data(wmem_file_scope(), pinfo, proto, curr_layer_num_ssl);
6435 |
6436 | if (!pi)
6437 | return NULL((void*)0);
6438 |
6439 | for (rec = pi->records; rec; rec = rec->next)
6440 | if (rec->id == record_id) {
6441 | *matched_record = rec;
6442 | /* link new real_data_tvb with a parent tvb so it is freed when frame dissection is complete */
6443 | return tvb_new_child_real_data(parent_tvb, rec->plain_data, rec->plain_data_len, rec->plain_data_len);
6444 | }
6445 |
6446 | return NULL((void*)0);
6447 | }
6448 | /* Links SSL records with the real packet data. }}} */
6449 |
6450 | /* initialize/reset per capture state data (ssl sessions cache). {{{ */
6451 | void
6452 | ssl_common_init(ssl_master_key_map_t *mk_map,
6453 | StringInfo *decrypted_data, StringInfo *compressed_data)
6454 | {
6455 | mk_map->session = g_hash_table_new(ssl_hash, ssl_equal);
6456 | mk_map->tickets = g_hash_table_new(ssl_hash, ssl_equal);
6457 | mk_map->crandom = g_hash_table_new(ssl_hash, ssl_equal);
6458 | mk_map->pre_master = g_hash_table_new(ssl_hash, ssl_equal);
6459 | mk_map->pms = g_hash_table_new(ssl_hash, ssl_equal);
6460 | mk_map->tls13_client_early = g_hash_table_new(ssl_hash, ssl_equal);
6461 | mk_map->tls13_client_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6462 | mk_map->tls13_server_handshake = g_hash_table_new(ssl_hash, ssl_equal);
6463 | mk_map->tls13_client_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6464 | mk_map->tls13_server_appdata = g_hash_table_new(ssl_hash, ssl_equal);
6465 | mk_map->tls13_early_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6466 | mk_map->tls13_exporter = g_hash_table_new(ssl_hash, ssl_equal);
6467 |
6468 | mk_map->ech_secret = g_hash_table_new(ssl_hash, ssl_equal);
6469 | mk_map->ech_config = g_hash_table_new(ssl_hash, ssl_equal);
6470 |
6471 | mk_map->used_crandom = g_hash_table_new(ssl_hash, ssl_equal);
6472 |
6473 | ssl_data_alloc(decrypted_data, 32);
6474 | ssl_data_alloc(compressed_data, 32);
6475 | }
6476 |
6477 | void
6478 | ssl_common_cleanup(ssl_master_key_map_t *mk_map, FILE **ssl_keylog_file,
6479 | StringInfo *decrypted_data, StringInfo *compressed_data)
6480 | {
6481 | g_hash_table_destroy(mk_map->session);
6482 | g_hash_table_destroy(mk_map->tickets);
6483 | g_hash_table_destroy(mk_map->crandom);
6484 | g_hash_table_destroy(mk_map->pre_master);
6485 | g_hash_table_destroy(mk_map->pms);
6486 | g_hash_table_destroy(mk_map->tls13_client_early);
6487 | g_hash_table_destroy(mk_map->tls13_client_handshake);
6488 | g_hash_table_destroy(mk_map->tls13_server_handshake);
6489 | g_hash_table_destroy(mk_map->tls13_client_appdata);
6490 | g_hash_table_destroy(mk_map->tls13_server_appdata);
6491 | g_hash_table_destroy(mk_map->tls13_early_exporter);
6492 | g_hash_table_destroy(mk_map->tls13_exporter);
6493 |
6494 | g_hash_table_destroy(mk_map->ech_secret);
6495 | g_hash_table_destroy(mk_map->ech_config);
6496 |
6497 | g_hash_table_destroy(mk_map->used_crandom);
6498 |
6499 | g_free(decrypted_data->data);
6500 | g_free(compressed_data->data);
6501 |
6502 | /* close the previous keylog file now that the cache are cleared, this
6503 | * allows the cache to be filled with the full keylog file contents. */
6504 | if (*ssl_keylog_file) {
6505 | fclose(*ssl_keylog_file);
6506 | *ssl_keylog_file = NULL((void*)0);
6507 | }
6508 | }
6509 | /* }}} */
6510 |
6511 | /* parse ssl related preferences (private keys and ports association strings) */
6512 | #if defined(HAVE_LIBGNUTLS1)
6513 | /* Load a single RSA key file item from preferences. {{{ */
6514 | void
6515 | ssl_parse_key_list(const ssldecrypt_assoc_t *uats, GHashTable *key_hash, const char* dissector_table_name, dissector_handle_t main_handle, bool_Bool tcp)
6516 | {
6517 | gnutls_x509_privkey_t x509_priv_key;
6518 | gnutls_privkey_t priv_key = NULL((void*)0);
6519 | FILE* fp = NULL((void*)0);
6520 | int ret;
6521 | size_t key_id_len = 20;
6522 | unsigned char *key_id = NULL((void*)0);
6523 | char *err = NULL((void*)0);
6524 | dissector_handle_t handle;
6525 | /* try to load keys file first */
6526 | fp = ws_fopenfopen(uats->keyfile, "rb");
6527 | if (!fp) {
6528 | report_open_failure(uats->keyfile, errno(*__errno_location ()), false0);
6529 | return;
6530 | }
6531 |
6532 | if ((int)strlen(uats->password) == 0) {
6533 | x509_priv_key = rsa_load_pem_key(fp, &err);
6534 | } else {
6535 | x509_priv_key = rsa_load_pkcs12(fp, uats->password, &err);
6536 | }
6537 | fclose(fp);
6538 |
6539 | if (!x509_priv_key) {
6540 | if (err) {
6541 | report_failure("Can't load private key from %s: %s",
6542 | uats->keyfile, err);
6543 | g_free(err);
6544 | } else
6545 | report_failure("Can't load private key from %s: unknown error",
6546 | uats->keyfile);
6547 | return;
6548 | }
6549 | if (err) {
6550 | report_failure("Load of private key from %s \"succeeded\" with error %s",
6551 | uats->keyfile, err);
6552 | g_free(err);
6553 | }
6554 |
6555 | gnutls_privkey_init(&priv_key);
6556 | ret = gnutls_privkey_import_x509(priv_key, x509_priv_key,
6557 | GNUTLS_PRIVKEY_IMPORT_AUTO_RELEASE|GNUTLS_PRIVKEY_IMPORT_COPY);
6558 | if (ret < 0) {
6559 | report_failure("Can't convert private key %s: %s",
6560 | uats->keyfile, gnutls_strerror(ret));
6561 | goto end;
6562 | }
6563 |
6564 | key_id = (unsigned char *) g_malloc0(key_id_len);
6565 | ret = gnutls_x509_privkey_get_key_id(x509_priv_key, 0, key_id, &key_id_len);
6566 | if (ret < 0) {
6567 | report_failure("Can't calculate public key ID for %s: %s",
6568 | uats->keyfile, gnutls_strerror(ret));
6569 | goto end;
6570 | }
6571 | ssl_print_data("KeyID", key_id, key_id_len);
6572 | if (key_id_len != 20) {
6573 | report_failure("Expected Key ID size %u for %s, got %zu", 20,
6574 | uats->keyfile, key_id_len);
6575 | goto end;
6576 | }
6577 |
6578 | g_hash_table_replace(key_hash, key_id, priv_key);
6579 | key_id = NULL((void*)0); /* used in key_hash, do not free. */
6580 | priv_key = NULL((void*)0);
6581 | ssl_debug_printf("ssl_init private key file %s successfully loaded.\n", uats->keyfile);
6582 |
6583 | handle = ssl_find_appdata_dissector(uats->protocol);
6584 | if (handle) {
6585 | /* Port to subprotocol mapping */
6586 | uint16_t port = 0;
6587 | if (ws_strtou16(uats->port, NULL((void*)0), &port)) {
6588 | if (port > 0) {
6589 | ssl_debug_printf("ssl_init port '%d' filename '%s' password(only for p12 file) '%s'\n",
6590 | port, uats->keyfile, uats->password);
6591 |
6592 | ssl_association_add(dissector_table_name, main_handle, handle, port, tcp);
6593 | }
6594 | } else {
6595 | if (strcmp(uats->port, "start_tls"))
6596 | ssl_debug_printf("invalid ssl_init_port: %s\n", uats->port);
6597 | }
6598 | }
6599 |
6600 | end:
6601 | gnutls_x509_privkey_deinit(x509_priv_key);
6602 | gnutls_privkey_deinit(priv_key);
6603 | g_free(key_id);
6604 | }
6605 | /* }}} */
6606 | #endif
6607 |
6608 |
6609 | /* Store/load a known (pre-)master secret from/for this SSL session. {{{ */
6610 | /** store a known (pre-)master secret into cache */
6611 | static void
6612 | ssl_save_master_key(const char *label, GHashTable *ht, StringInfo *key,
6613 | StringInfo *mk)
6614 | {
6615 | StringInfo *ht_key, *master_secret;
6616 |
6617 | if (key->data_len == 0) {
6618 | ssl_debug_printf("%s: not saving empty %s!\n", G_STRFUNC((const char*) (__func__)), label);
6619 | return;
6620 | }
6621 |
6622 | if (mk->data_len == 0) {
6623 | ssl_debug_printf("%s not saving empty (pre-)master secret for %s!\n",
6624 | G_STRFUNC((const char*) (__func__)), label);
6625 | return;
6626 | }
6627 |
6628 | /* ssl_hash() depends on session_ticket->data being aligned for unsigned access
6629 | * so be careful in changing how it is allocated. */
6630 | ht_key = ssl_data_clone(key);
6631 | master_secret = ssl_data_clone(mk);
6632 | g_hash_table_insert(ht, ht_key, master_secret);
6633 |
6634 | ssl_debug_printf("%s inserted (pre-)master secret for %s\n", G_STRFUNC((const char*) (__func__)), label);
6635 | ssl_print_string("stored key", ht_key);
6636 | ssl_print_string("stored (pre-)master secret", master_secret);
6637 | }
6638 |
6639 | /** restore a (pre-)master secret given some key in the cache */
6640 | static bool_Bool
6641 | ssl_restore_master_key(SslDecryptSession *ssl, const char *label,
6642 | bool_Bool is_pre_master, GHashTable *ht, StringInfo *key)
6643 | {
6644 | StringInfo *ms;
6645 |
6646 | if (key->data_len == 0) {
6647 | ssl_debug_printf("%s can't restore %smaster secret using an empty %s\n",
6648 | G_STRFUNC((const char*) (__func__)), is_pre_master ? "pre-" : "", label);
6649 | return false0;
6650 | }
6651 |
6652 | ms = (StringInfo *)g_hash_table_lookup(ht, key);
6653 | if (!ms) {
6654 | ssl_debug_printf("%s can't find %smaster secret by %s\n", G_STRFUNC((const char*) (__func__)),
6655 | is_pre_master ? "pre-" : "", label);
6656 | return false0;
6657 | }
6658 |
6659 | /* (pre)master secret found, clear knowledge of other keys and set it in the
6660 | * current conversation */
6661 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) |
6662 | SSL_HAVE_SESSION_KEY(1<<3));
6663 | if (is_pre_master) {
6664 | /* unlike master secret, pre-master secret has a variable size (48 for
6665 | * RSA, varying for PSK) and is therefore not statically allocated */
6666 | ssl->pre_master_secret.data = (unsigned char *) wmem_alloc(wmem_file_scope(),
6667 | ms->data_len);
6668 | ssl_data_set(&ssl->pre_master_secret, ms->data, ms->data_len);
6669 | ssl->state |= SSL_PRE_MASTER_SECRET(1<<6);
6670 | } else {
6671 | ssl_data_set(&ssl->master_secret, ms->data, ms->data_len);
6672 | ssl->state |= SSL_MASTER_SECRET(1<<5);
6673 | }
6674 | ssl_debug_printf("%s %smaster secret retrieved using %s\n", G_STRFUNC((const char*) (__func__)),
6675 | is_pre_master ? "pre-" : "", label);
6676 | ssl_print_string(label, key);
6677 | ssl_print_string("(pre-)master secret", ms);
6678 | return true1;
6679 | }
6680 | /* Store/load a known (pre-)master secret from/for this SSL session. }}} */
6681 |
6682 | /* Should be called when all parameters are ready (after ChangeCipherSpec), and
6683 | * the decoder should be attempted to be initialized. {{{*/
6684 | void
6685 | ssl_finalize_decryption(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6686 | {
6687 | if (ssl->session.version == TLSV1DOT3_VERSION0x304) {
1 | Assuming field 'version' is not equal to TLSV1DOT3_VERSION | →
2 | ← | Taking false branch | →
6688 | /* TLS 1.3 implementations only provide secrets derived from the master
6689 | * secret which are loaded in tls13_change_key. No master secrets can be
6690 | * loaded here, so just return. */
6691 | return;
6692 | }
6693 | ssl_debug_printf("%s state = 0x%02X\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6694 | if (ssl->state & SSL_HAVE_SESSION_KEY(1<<3)) {
3 | ← | Assuming the condition is false | →
4 | ← | Taking false branch | →
6695 | ssl_debug_printf(" session key already available, nothing to do.\n");
6696 | return;
6697 | }
6698 | if (!(ssl->state & SSL_CIPHER(1<<2))) {
5 | ← | Assuming the condition is false | →
6699 | ssl_debug_printf(" Cipher suite (Server Hello) is missing!\n");
6700 | return;
6701 | }
6702 |
6703 | /* for decryption, there needs to be a master secret (which can be derived
6704 | * from pre-master secret). If missing, try to pick a master key from cache
6705 | * (an earlier packet in the capture or key logfile). */
6706 | if (!(ssl->state & (SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6))) &&
6 | ← | Assuming the condition is false | →
6707 | !ssl_restore_master_key(ssl, "Session ID", false0,
6708 | mk_map->session, &ssl->session_id) &&
6709 | (!ssl->session.is_session_resumed ||
6710 | !ssl_restore_master_key(ssl, "Session Ticket", false0,
6711 | mk_map->tickets, &ssl->session_ticket)) &&
6712 | !ssl_restore_master_key(ssl, "Client Random", false0,
6713 | mk_map->crandom, &ssl->client_random)) {
6714 | if (ssl->cipher_suite->enc != ENC_NULL0x3D) {
6715 | /* how unfortunate, the master secret could not be found */
6716 | ssl_debug_printf(" Cannot find master secret\n");
6717 | return;
6718 | } else {
6719 | ssl_debug_printf(" Cannot find master secret, continuing anyway "
6720 | "because of a NULL cipher\n");
6721 | }
6722 | }
6723 |
6724 | if (ssl_generate_keyring_material(ssl) < 0) {
7 | ← | Calling 'ssl_generate_keyring_material' | →
6725 | ssl_debug_printf("%s can't generate keyring material\n", G_STRFUNC((const char*) (__func__)));
6726 | return;
6727 | }
6728 | /* Save Client Random/ Session ID for "SSL Export Session keys" */
6729 | ssl_save_master_key("Client Random", mk_map->crandom,
6730 | &ssl->client_random, &ssl->master_secret);
6731 | ssl_save_master_key("Session ID", mk_map->session,
6732 | &ssl->session_id, &ssl->master_secret);
6733 | /* Only save the new secrets if the server sent the ticket. The client
6734 | * ticket might have become stale. */
6735 | if (ssl->state & SSL_NEW_SESSION_TICKET(1<<10)) {
6736 | ssl_save_master_key("Session Ticket", mk_map->tickets,
6737 | &ssl->session_ticket, &ssl->master_secret);
6738 | }
6739 | } /* }}} */
6740 |
6741 | /* Load the traffic key secret from the keylog file. */
6742 | StringInfo *
6743 | tls13_load_secret(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6744 | bool_Bool is_from_server, TLSRecordType type)
6745 | {
6746 | GHashTable *key_map;
6747 | const char *label;
6748 |
6749 | if (ssl->session.version != TLSV1DOT3_VERSION0x304 && ssl->session.version != DTLSV1DOT3_VERSION0xfefc) {
6750 | ssl_debug_printf("%s TLS version %#x is not 1.3\n", G_STRFUNC((const char*) (__func__)), ssl->session.version);
6751 | return NULL((void*)0);
6752 | }
6753 |
6754 | if (ssl->client_random.data_len == 0) {
6755 | /* May happen if Hello message is missing and Finished is found. */
6756 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
6757 | return NULL((void*)0);
6758 | }
6759 |
6760 | switch (type) {
6761 | case TLS_SECRET_0RTT_APP:
6762 | DISSECTOR_ASSERT(!is_from_server)((void) ((!is_from_server) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/dissectors/packet-tls-utils.c" , 6762, "!is_from_server"))));
6763 | label = "CLIENT_EARLY_TRAFFIC_SECRET";
6764 | key_map = mk_map->tls13_client_early;
6765 | break;
6766 | case TLS_SECRET_HANDSHAKE:
6767 | if (is_from_server) {
6768 | label = "SERVER_HANDSHAKE_TRAFFIC_SECRET";
6769 | key_map = mk_map->tls13_server_handshake;
6770 | } else {
6771 | label = "CLIENT_HANDSHAKE_TRAFFIC_SECRET";
6772 | key_map = mk_map->tls13_client_handshake;
6773 | }
6774 | break;
6775 | case TLS_SECRET_APP:
6776 | if (is_from_server) {
6777 | label = "SERVER_TRAFFIC_SECRET_0";
6778 | key_map = mk_map->tls13_server_appdata;
6779 | } else {
6780 | label = "CLIENT_TRAFFIC_SECRET_0";
6781 | key_map = mk_map->tls13_client_appdata;
6782 | }
6783 | break;
6784 | default:
6785 | ws_assert_not_reached()ws_log_fatal_full("", LOG_LEVEL_ERROR, "epan/dissectors/packet-tls-utils.c" , 6785, __func__, "assertion \"not reached\" failed");
6786 | }
6787 |
6788 | /* Transitioning to new keys, mark old ones as unusable. */
6789 | ssl_debug_printf("%s transitioning to new key, old state 0x%02x\n", G_STRFUNC((const char*) (__func__)), ssl->state);
6790 | ssl->state &= ~(SSL_MASTER_SECRET(1<<5) | SSL_PRE_MASTER_SECRET(1<<6) | SSL_HAVE_SESSION_KEY(1<<3));
6791 |
6792 | StringInfo *secret = (StringInfo *)g_hash_table_lookup(key_map, &ssl->client_random);
6793 | if (!secret) {
6794 | ssl_debug_printf("%s Cannot find %s, decryption impossible\n", G_STRFUNC((const char*) (__func__)), label);
6795 | /* Disable decryption, the keys are invalid. */
6796 | if (is_from_server) {
6797 | ssl->server = NULL((void*)0);
6798 | } else {
6799 | ssl->client = NULL((void*)0);
6800 | }
6801 | return NULL((void*)0);
6802 | }
6803 |
6804 | /* TLS 1.3 secret found, set new keys. */
6805 | ssl_debug_printf("%s Retrieved TLS 1.3 traffic secret.\n", G_STRFUNC((const char*) (__func__)));
6806 | ssl_print_string("Client Random", &ssl->client_random);
6807 | ssl_print_string(label, secret);
6808 | return secret;
6809 | }
6810 |
6811 | /* Load the new key. */
6812 | void
6813 | tls13_change_key(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
6814 | bool_Bool is_from_server, TLSRecordType type)
6815 | {
6816 | if (ssl->state & SSL_QUIC_RECORD_LAYER(1<<13)) {
6817 | /*
6818 | * QUIC does not use the TLS record layer for message protection.
6819 | * The required keys will be extracted later by QUIC.
6820 | */
6821 | return;
6822 | }
6823 |
6824 | StringInfo *secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6825 | if (!secret) {
6826 | if (type != TLS_SECRET_HANDSHAKE) {
6827 | return;
6828 | }
6829 | /*
6830 | * Workaround for when for some reason we don't have the handshake
6831 | * secret but do have the application traffic secret. (#20240)
6832 | * If we can't find the handshake secret, we'll never decrypt the
6833 | * Finished message, so we won't know when to change to the app
6834 | * traffic key, so we do so now.
6835 | */
6836 | type = TLS_SECRET_APP;
6837 | secret = tls13_load_secret(ssl, mk_map, is_from_server, type);
6838 | if (!secret) {
6839 | return;
6840 | }
6841 | }
6842 |
6843 | if (tls13_generate_keys(ssl, secret, is_from_server)) {
6844 | /*
6845 | * Remember the application traffic secret to support Key Update. The
6846 | * other secrets cannot be used for this purpose, so free them.
6847 | */
6848 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6849 | StringInfo *app_secret = &decoder->app_traffic_secret;
6850 | if (type == TLS_SECRET_APP) {
6851 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6852 | app_secret->data,
6853 | secret->data_len);
6854 | ssl_data_set(app_secret, secret->data, secret->data_len);
6855 | } else {
6856 | wmem_free(wmem_file_scope(), app_secret->data);
6857 | app_secret->data = NULL((void*)0);
6858 | app_secret->data_len = 0;
6859 | }
6860 | }
6861 | }
6862 |
6863 | /**
6864 | * Update to next application data traffic secret for TLS 1.3. The previous
6865 | * secret should have been set by tls13_change_key.
6866 | */
6867 | void
6868 | tls13_key_update(SslDecryptSession *ssl, bool_Bool is_from_server)
6869 | {
6870 | /* RFC 8446 Section 7.2:
6871 | * application_traffic_secret_N+1 =
6872 | * HKDF-Expand-Label(application_traffic_secret_N,
6873 | * "traffic upd", "", Hash.length)
6874 | *
6875 | * Both application_traffic_secret_N are of the same length (Hash.length).
6876 | */
6877 | const SslCipherSuite *cipher_suite = ssl->cipher_suite;
6878 | SslDecoder *decoder = is_from_server ? ssl->server : ssl->client;
6879 | StringInfo *app_secret = decoder ? &decoder->app_traffic_secret : NULL((void*)0);
6880 | uint8_t tls13_draft_version = ssl->session.tls13_draft_version;
6881 |
6882 | if (!cipher_suite || !app_secret || app_secret->data_len == 0) {
6883 | ssl_debug_printf("%s Cannot perform Key Update due to missing info\n", G_STRFUNC((const char*) (__func__)));
6884 | return;
6885 | }
6886 |
6887 | /*
6888 | * Previous traffic secret is available, so find the hash function,
6889 | * expand the new traffic secret and generate new keys.
6890 | */
6891 | const char *hash_name = ssl_cipher_suite_dig(cipher_suite)->name;
6892 | int hash_algo = ssl_get_digest_by_name(hash_name);
6893 | const unsigned hash_len = app_secret->data_len;
6894 | unsigned char *new_secret;
6895 | const char *label = "traffic upd";
6896 | if (tls13_draft_version && tls13_draft_version < 20) {
6897 | label = "application traffic secret";
6898 | }
6899 | if (!tls13_hkdf_expand_label(hash_algo, app_secret,
6900 | tls13_hkdf_label_prefix(ssl),
6901 | label, hash_len, &new_secret)) {
6902 | ssl_debug_printf("%s traffic_secret_N+1 expansion failed\n", G_STRFUNC((const char*) (__func__)));
6903 | return;
6904 | }
6905 | ssl_data_set(app_secret, new_secret, hash_len);
6906 | if (tls13_generate_keys(ssl, app_secret, is_from_server)) {
6907 | /*
6908 | * Remember the application traffic secret on the new decoder to
6909 | * support another Key Update.
6910 | */
6911 | decoder = is_from_server ? ssl->server : ssl->client;
6912 | app_secret = &decoder->app_traffic_secret;
6913 | app_secret->data = (unsigned char *) wmem_realloc(wmem_file_scope(),
6914 | app_secret->data,
6915 | hash_len);
6916 | ssl_data_set(app_secret, new_secret, hash_len);
6917 | }
6918 | wmem_free(NULL((void*)0), new_secret);
6919 | }
6920 |
6921 | void
6922 | tls_save_crandom(SslDecryptSession *ssl, ssl_master_key_map_t *mk_map)
6923 | {
6924 | if (ssl && (ssl->state & SSL_CLIENT_RANDOM(1<<0))) {
6925 | g_hash_table_add(mk_map->used_crandom, ssl_data_clone(&ssl->client_random));
6926 | }
6927 | }
6928 |
6929 | /** SSL keylog file handling. {{{ */
6930 |
6931 | static GRegex *
6932 | ssl_compile_keyfile_regex(void)
6933 | {
6934 | #define OCTET "(?:[[:xdigit:]]{2})"
6935 | const char *pattern =
6936 | "(?:"
6937 | /* Matches Client Hellos having this Client Random */
6938 | "PMS_CLIENT_RANDOM (?<client_random_pms>" OCTET "{32}) "
6939 | /* Matches first part of encrypted RSA pre-master secret */
6940 | "|RSA (?<encrypted_pmk>" OCTET "{8}) "
6941 | /* Pre-Master-Secret is given, it is 48 bytes for RSA,
6942 | but it can be of any length for DHE */
6943 | ")(?<pms>" OCTET "+)"
6944 | "|(?:"
6945 | /* Matches Server Hellos having a Session ID */
6946 | "RSA Session-ID:(?<session_id>" OCTET "+) Master-Key:"
6947 | /* Matches Client Hellos having this Client Random */
6948 | "|CLIENT_RANDOM (?<client_random>" OCTET "{32}) "
6949 | /* Master-Secret is given, its length is fixed */
6950 | ")(?<master_secret>" OCTET "{" G_STRINGIFY(SSL_MASTER_SECRET_LENGTH)"48" "})"
6951 | "|(?"
6952 | /* TLS 1.3 Client Random to Derived Secrets mapping. */
6953 | ":CLIENT_EARLY_TRAFFIC_SECRET (?<client_early>" OCTET "{32})"
6954 | "|CLIENT_HANDSHAKE_TRAFFIC_SECRET (?<client_handshake>" OCTET "{32})"
6955 | "|SERVER_HANDSHAKE_TRAFFIC_SECRET (?<server_handshake>" OCTET "{32})"
6956 | "|CLIENT_TRAFFIC_SECRET_0 (?<client_appdata>" OCTET "{32})"
6957 | "|SERVER_TRAFFIC_SECRET_0 (?<server_appdata>" OCTET "{32})"
6958 | "|EARLY_EXPORTER_SECRET (?<early_exporter>" OCTET "{32})"
6959 | "|EXPORTER_SECRET (?<exporter>" OCTET "{32})"
6960 | /* ECH. Secret length is defined by HPKE KEM Nsecret and can vary between 32 and 64 bytes */
6961 | /* These labels and their notation are specified in draft-ietf-tls-ech-keylogfile-01 */
6962 | "|ECH_SECRET (?<ech_secret>" OCTET "{32,64})"
6963 | "|ECH_CONFIG (?<ech_config>" OCTET "{22,})"
6964 | ") (?<derived_secret>" OCTET "+)";
6965 | #undef OCTET
6966 | static GRegex *regex = NULL((void*)0);
6967 | GError *gerr = NULL((void*)0);
6968 |
6969 | if (!regex) {
6970 | regex = g_regex_new(pattern,
6971 | (GRegexCompileFlags)(G_REGEX_OPTIMIZE | G_REGEX_ANCHORED | G_REGEX_RAW),
6972 | G_REGEX_MATCH_ANCHORED, &gerr);
6973 | if (gerr) {
6974 | ssl_debug_printf("%s failed to compile regex: %s\n", G_STRFUNC((const char*) (__func__)),
6975 | gerr->message);
6976 | g_error_free(gerr);
6977 | regex = NULL((void*)0);
6978 | }
6979 | }
6980 |
6981 | return regex;
6982 | }
6983 |
6984 | typedef struct ssl_master_key_match_group {
6985 | const char *re_group_name;
6986 | GHashTable *master_key_ht;
6987 | } ssl_master_key_match_group_t;
6988 |
6989 | void
6990 | tls_keylog_process_lines(const ssl_master_key_map_t *mk_map, const uint8_t *data, unsigned datalen)
6991 | {
6992 | ssl_master_key_match_group_t mk_groups[] = {
6993 | { "encrypted_pmk", mk_map->pre_master },
6994 | { "session_id", mk_map->session },
6995 | { "client_random", mk_map->crandom },
6996 | { "client_random_pms", mk_map->pms },
6997 | /* TLS 1.3 map from Client Random to derived secret. */
6998 | { "client_early", mk_map->tls13_client_early },
6999 | { "client_handshake", mk_map->tls13_client_handshake },
7000 | { "server_handshake", mk_map->tls13_server_handshake },
7001 | { "client_appdata", mk_map->tls13_client_appdata },
7002 | { "server_appdata", mk_map->tls13_server_appdata },
7003 | { "early_exporter", mk_map->tls13_early_exporter },
7004 | { "exporter", mk_map->tls13_exporter },
7005 | { "ech_secret", mk_map->ech_secret },
7006 | { "ech_config", mk_map->ech_config },
7007 | };
7008 |
7009 | /* The format of the file is a series of records with one of the following formats:
7010 | * - "RSA xxxx yyyy"
7011 | * Where xxxx are the first 8 bytes of the encrypted pre-master secret (hex-encoded)
7012 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
7013 | * (this is the original format introduced with bug 4349)
7014 | *
7015 | * - "RSA Session-ID:xxxx Master-Key:yyyy"
7016 | * Where xxxx is the SSL session ID (hex-encoded)
7017 | * Where yyyy is the cleartext master secret (hex-encoded)
7018 | * (added to support openssl s_client Master-Key output)
7019 | * This is somewhat is a misnomer because there's nothing RSA specific
7020 | * about this.
7021 | *
7022 | * - "PMS_CLIENT_RANDOM xxxx yyyy"
7023 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7024 | * Where yyyy is the cleartext pre-master secret (hex-encoded)
7025 | * (This format allows SSL connections to be decrypted, if a user can
7026 | * capture the PMS but could not recover the MS for a specific session
7027 | * with a SSL Server.)
7028 | *
7029 | * - "CLIENT_RANDOM xxxx yyyy"
7030 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7031 | * Where yyyy is the cleartext master secret (hex-encoded)
7032 | * (This format allows non-RSA SSL connections to be decrypted, i.e.
7033 | * ECDHE-RSA.)
7034 | *
7035 | * - "CLIENT_EARLY_TRAFFIC_SECRET xxxx yyyy"
7036 | * - "CLIENT_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7037 | * - "SERVER_HANDSHAKE_TRAFFIC_SECRET xxxx yyyy"
7038 | * - "CLIENT_TRAFFIC_SECRET_0 xxxx yyyy"
7039 | * - "SERVER_TRAFFIC_SECRET_0 xxxx yyyy"
7040 | * - "EARLY_EXPORTER_SECRET xxxx yyyy"
7041 | * - "EXPORTER_SECRET xxxx yyyy"
7042 | * Where xxxx is the client_random from the ClientHello (hex-encoded)
7043 | * Where yyyy is the secret (hex-encoded) derived from the early,
7044 | * handshake or master secrets. (This format is introduced with TLS 1.3
7045 | * and supported by BoringSSL, OpenSSL, etc. See bug 12779.)
7046 | */
7047 | GRegex *regex = ssl_compile_keyfile_regex();
7048 | if (!regex)
7049 | return;
7050 |
7051 | const char *next_line = (const char *)data;
7052 | const char *line_end = next_line + datalen;
7053 | while (next_line && next_line < line_end) {
7054 | const char *line = next_line;
7055 | next_line = (const char *)memchr(line, '\n', line_end - line);
7056 | ssize_t linelen;
7057 |
7058 | if (next_line) {
7059 | linelen = next_line - line;
7060 | next_line++; /* drop LF */
7061 | } else {
7062 | linelen = (ssize_t)(line_end - line);
7063 | }
7064 | if (linelen > 0 && line[linelen - 1] == '\r') {
7065 | linelen--; /* drop CR */
7066 | }
7067 |
7068 | ssl_debug_printf(" checking keylog line: %.*s\n", (int)linelen, line);
7069 | GMatchInfo *mi;
7070 | if (g_regex_match_full(regex, line, linelen, 0, G_REGEX_MATCH_ANCHORED, &mi, NULL((void*)0))) {
7071 | char *hex_key, *hex_pre_ms_or_ms;
7072 | StringInfo *key = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7073 | StringInfo *pre_ms_or_ms = NULL((void*)0);
7074 | GHashTable *ht = NULL((void*)0);
7075 |
7076 | /* Is the PMS being supplied with the PMS_CLIENT_RANDOM
7077 | * otherwise we will use the Master Secret
7078 | */
7079 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "master_secret");
7080 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7081 | g_free(hex_pre_ms_or_ms);
7082 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "pms");
7083 | }
7084 | if (hex_pre_ms_or_ms == NULL((void*)0) || !*hex_pre_ms_or_ms) {
7085 | g_free(hex_pre_ms_or_ms);
7086 | hex_pre_ms_or_ms = g_match_info_fetch_named(mi, "derived_secret");
7087 | }
7088 | /* There is always a match, otherwise the regex is wrong. */
7089 | DISSECTOR_ASSERT(hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms))((void) ((hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7089, "hex_pre_ms_or_ms && strlen(hex_pre_ms_or_ms)" ))));
7090 |
7091 | /* convert from hex to bytes and save to hashtable */
7092 | pre_ms_or_ms = wmem_new(wmem_file_scope(), StringInfo)((StringInfo*)wmem_alloc((wmem_file_scope()), sizeof(StringInfo )));
7093 | from_hex(pre_ms_or_ms, hex_pre_ms_or_ms, strlen(hex_pre_ms_or_ms));
7094 | g_free(hex_pre_ms_or_ms);
7095 |
7096 | /* Find a master key from any format (CLIENT_RANDOM, SID, ...) */
7097 | for (unsigned i = 0; i < G_N_ELEMENTS(mk_groups)(sizeof (mk_groups) / sizeof ((mk_groups)[0])); i++) {
7098 | ssl_master_key_match_group_t *g = &mk_groups[i];
7099 | hex_key = g_match_info_fetch_named(mi, g->re_group_name);
7100 | if (hex_key && *hex_key) {
7101 | ssl_debug_printf(" matched %s\n", g->re_group_name);
7102 | ht = g->master_key_ht;
7103 | from_hex(key, hex_key, strlen(hex_key));
7104 | g_free(hex_key);
7105 | break;
7106 | }
7107 | g_free(hex_key);
7108 | }
7109 | DISSECTOR_ASSERT(ht)((void) ((ht) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/dissectors/packet-tls-utils.c", 7109, "ht")))); /* Cannot be reached, or regex is wrong. */
7110 |
7111 | g_hash_table_insert(ht, key, pre_ms_or_ms);
7112 |
7113 | } else if (linelen > 0 && line[0] != '#') {
7114 | ssl_debug_printf(" unrecognized line\n");
7115 | }
7116 | /* always free match info even if there is no match. */
7117 | g_match_info_free(mi);
7118 | }
7119 | }
7120 |
7121 | void
7122 | ssl_load_keyfile(const char *tls_keylog_filename, FILE **keylog_file,
7123 | const ssl_master_key_map_t *mk_map)
7124 | {
7125 | /* no need to try if no key log file is configured. */
7126 | if (!tls_keylog_filename || !*tls_keylog_filename) {
7127 | ssl_debug_printf("%s dtls/tls.keylog_file is not configured!\n",
7128 | G_STRFUNC((const char*) (__func__)));
7129 | return;
7130 | }
7131 |
7132 | /* Validate regexes before even trying to use it. */
7133 | if (!ssl_compile_keyfile_regex()) {
7134 | return;
7135 | }
7136 |
7137 | ssl_debug_printf("trying to use TLS keylog in %s\n", tls_keylog_filename);
7138 |
7139 | /* if the keylog file was deleted/overwritten, re-open it */
7140 | if (*keylog_file && file_needs_reopen(ws_filenofileno(*keylog_file), tls_keylog_filename)) {
7141 | ssl_debug_printf("%s file got deleted, trying to re-open\n", G_STRFUNC((const char*) (__func__)));
7142 | fclose(*keylog_file);
7143 | *keylog_file = NULL((void*)0);
7144 | }
7145 |
7146 | if (*keylog_file == NULL((void*)0)) {
7147 | *keylog_file = ws_fopenfopen(tls_keylog_filename, "r");
7148 | if (!*keylog_file) {
7149 | ssl_debug_printf("%s failed to open SSL keylog\n", G_STRFUNC((const char*) (__func__)));
7150 | return;
7151 | }
7152 | }
7153 |
7154 | for (;;) {
7155 | char buf[1110], *line;
7156 | line = fgets(buf, sizeof(buf), *keylog_file);
7157 | if (!line) {
7158 | if (feof(*keylog_file)) {
7159 | /* Ensure that newly appended keys can be read in the future. */
7160 | clearerr(*keylog_file);
7161 | } else if (ferror(*keylog_file)) {
7162 | ssl_debug_printf("%s Error while reading key log file, closing it!\n", G_STRFUNC((const char*) (__func__)));
7163 | fclose(*keylog_file);
7164 | *keylog_file = NULL((void*)0);
7165 | }
7166 | break;
7167 | }
7168 | tls_keylog_process_lines(mk_map, (uint8_t *)line, (int)strlen(line));
7169 | }
7170 | }
7171 | /** SSL keylog file handling. }}} */
7172 |
7173 | #ifdef SSL_DECRYPT_DEBUG /* {{{ */
7174 |
7175 | static FILE* ssl_debug_file;
7176 |
7177 | void
7178 | ssl_set_debug(const char* name)
7179 | {
7180 | static int debug_file_must_be_closed;
7181 | int use_stderr;
7182 |
7183 | use_stderr = name?(strcmp(name, SSL_DEBUG_USE_STDERR"-") == 0):0;
7184 |
7185 | if (debug_file_must_be_closed)
7186 | fclose(ssl_debug_file);
7187 |
7188 | if (use_stderr)
7189 | ssl_debug_file = stderrstderr;
7190 | else if (!name || (strcmp(name, "") ==0))
7191 | ssl_debug_file = NULL((void*)0);
7192 | else
7193 | ssl_debug_file = ws_fopenfopen(name, "w");
7194 |
7195 | if (!use_stderr && ssl_debug_file)
7196 | debug_file_must_be_closed = 1;
7197 | else
7198 | debug_file_must_be_closed = 0;
7199 |
7200 | ssl_debug_printf("Wireshark SSL debug log \n\n");
7201 | #ifdef HAVE_LIBGNUTLS1
7202 | ssl_debug_printf("GnuTLS version: %s\n", gnutls_check_version(NULL((void*)0)));
7203 | #endif
7204 | ssl_debug_printf("Libgcrypt version: %s\n", gcry_check_version(NULL((void*)0)));
7205 | ssl_debug_printf("\n");
7206 | }
7207 |
7208 | void
7209 | ssl_debug_flush(void)
7210 | {
7211 | if (ssl_debug_file)
7212 | fflush(ssl_debug_file);
7213 | }
7214 |
7215 | void
7216 | ssl_debug_printf(const char* fmt, ...)
7217 | {
7218 | va_list ap;
7219 |
7220 | if (!ssl_debug_file)
7221 | return;
7222 |
7223 | va_start(ap, fmt)__builtin_va_start(ap, fmt);
7224 | vfprintf(ssl_debug_file, fmt, ap);
7225 | va_end(ap)__builtin_va_end(ap);
7226 | }
7227 |
7228 | void
7229 | ssl_print_data(const char* name, const unsigned char* data, size_t len)
7230 | {
7231 | size_t i, j, k;
7232 | if (!ssl_debug_file)
7233 | return;
7234 | fprintf(ssl_debug_file,"%s[%d]:\n",name, (int) len);
7235 | for (i=0; i<len; i+=16) {
7236 | fprintf(ssl_debug_file,"| ");
7237 | for (j=i, k=0; k<16 && j<len; ++j, ++k)
7238 | fprintf(ssl_debug_file,"%.2x ",data[j]);
7239 | for (; k<16; ++k)
7240 | fprintf(ssl_debug_file," ");
7241 | fputc('|', ssl_debug_file);
7242 | for (j=i, k=0; k<16 && j<len; ++j, ++k) {
7243 | unsigned char c = data[j];
7244 | if (!g_ascii_isprint(c)((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0) || (c=='\t')) c = '.';
7245 | fputc(c, ssl_debug_file);
7246 | }
7247 | for (; k<16; ++k)
7248 | fputc(' ', ssl_debug_file);
7249 | fprintf(ssl_debug_file,"|\n");
7250 | }
7251 | }
7252 |
7253 | void
7254 | ssl_print_string(const char* name, const StringInfo* data)
7255 | {
7256 | ssl_print_data(name, data->data, data->data_len);
7257 | }
7258 | #endif /* SSL_DECRYPT_DEBUG }}} */
7259 |
7260 | /* UAT preferences callbacks. {{{ */
7261 | /* checks for SSL and DTLS UAT key list fields */
7262 |
7263 | bool_Bool
7264 | ssldecrypt_uat_fld_ip_chk_cb(void* r _U___attribute__((unused)), const char* p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7265 | {
7266 | // This should be removed in favor of Decode As. Make it optional.
7267 | *err = NULL((void*)0);
7268 | return true1;
7269 | }
7270 |
7271 | bool_Bool
7272 | ssldecrypt_uat_fld_port_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7273 | {
7274 | if (!p || strlen(p) == 0u) {
7275 | // This should be removed in favor of Decode As. Make it optional.
7276 | *err = NULL((void*)0);
7277 | return true1;
7278 | }
7279 |
7280 | if (strcmp(p, "start_tls") != 0){
7281 | uint16_t port;
7282 | if (!ws_strtou16(p, NULL((void*)0), &port)) {
7283 | *err = g_strdup("Invalid port given.")g_strdup_inline ("Invalid port given.");
7284 | return false0;
7285 | }
7286 | }
7287 |
7288 | *err = NULL((void*)0);
7289 | return true1;
7290 | }
7291 |
7292 | bool_Bool
7293 | ssldecrypt_uat_fld_fileopen_chk_cb(void* r _U___attribute__((unused)), const char* p, unsigned len _U___attribute__((unused)), const void* u1 _U___attribute__((unused)), const void* u2 _U___attribute__((unused)), char** err)
7294 | {
7295 | ws_statb64struct stat st;
7296 |
7297 | if (!p || strlen(p) == 0u) {
7298 | *err = g_strdup("No filename given.")g_strdup_inline ("No filename given.");
7299 | return false0;
7300 | } else {
7301 | if (ws_stat64stat(p, &st) != 0) {
7302 | *err = ws_strdup_printf("File '%s' does not exist or access is denied.", p)wmem_strdup_printf(((void*)0), "File '%s' does not exist or access is denied." , p);
7303 | return false0;
7304 | }
7305 | }
7306 |
7307 | *err = NULL((void*)0);
7308 | return true1;
7309 | }
7310 |
7311 | bool_Bool
7312 | ssldecrypt_uat_fld_password_chk_cb(void *r _U___attribute__((unused)), const char *p _U___attribute__((unused)), unsigned len _U___attribute__((unused)), const void *u1 _U___attribute__((unused)), const void *u2 _U___attribute__((unused)), char **err)
7313 | {
7314 | #if defined(HAVE_LIBGNUTLS1)
7315 | ssldecrypt_assoc_t* f = (ssldecrypt_assoc_t *)r;
7316 | FILE *fp = NULL((void*)0);
7317 |
7318 | if (p && (strlen(p) > 0u)) {
7319 | fp = ws_fopenfopen(f->keyfile, "rb");
7320 | if (fp) {
7321 | char *msg = NULL((void*)0);
7322 | gnutls_x509_privkey_t priv_key = rsa_load_pkcs12(fp, p, &msg);
7323 | if (!priv_key) {
7324 | fclose(fp);
7325 | *err = ws_strdup_printf("Could not load PKCS#12 key file: %s", msg)wmem_strdup_printf(((void*)0), "Could not load PKCS#12 key file: %s" , msg);
7326 | g_free(msg);
7327 | return false0;
7328 | }
7329 | g_free(msg);
7330 | gnutls_x509_privkey_deinit(priv_key);
7331 | fclose(fp);
7332 | } else {
7333 | *err = ws_strdup_printf("Leave this field blank if the keyfile is not PKCS#12.")wmem_strdup_printf(((void*)0), "Leave this field blank if the keyfile is not PKCS#12." );
7334 | return false0;
7335 | }
7336 | }
7337 |
7338 | *err = NULL((void*)0);
7339 | return true1;
7340 | #else
7341 | *err = g_strdup("Cannot load key files, support is not compiled in.")g_strdup_inline ("Cannot load key files, support is not compiled in." );
7342 | return false0;
7343 | #endif
7344 | }
7345 | /* UAT preferences callbacks. }}} */
7346 |
7347 | /** maximum size of ssl_association_info() string */
7348 | #define SSL_ASSOC_MAX_LEN8192 8192
7349 |
7350 | typedef struct ssl_association_info_callback_data
7351 | {
7352 | char *str;
7353 | const char *table_protocol;
7354 | } ssl_association_info_callback_data_t;
7355 |
7356 | /**
7357 | * callback function used by ssl_association_info() to traverse the SSL associations.
7358 | */
7359 | static void
7360 | ssl_association_info_(const char *table _U___attribute__((unused)), void *handle, void *user_data)
7361 | {
7362 | ssl_association_info_callback_data_t* data = (ssl_association_info_callback_data_t*)user_data;
7363 | const int l = (const int)strlen(data->str);
7364 | snprintf(data->str+l, SSL_ASSOC_MAX_LEN8192-l, "'%s' (%s)\n", dissector_handle_get_dissector_name((dissector_handle_t)handle), dissector_handle_get_description((dissector_handle_t)handle));
7365 | }
7366 |
7367 | /**
7368 | * @return an information string on the SSL protocol associations. The string must be freed.
7369 | */
7370 | char*
7371 | ssl_association_info(const char* dissector_table_name, const char* table_protocol)
7372 | {
7373 | ssl_association_info_callback_data_t data;
7374 |
7375 | data.str = (char *)g_malloc0(SSL_ASSOC_MAX_LEN8192);
7376 | data.table_protocol = table_protocol;
7377 | dissector_table_foreach_handle(dissector_table_name, ssl_association_info_, &data);
7378 | return data.str;
7379 | }
7380 |
7381 |
7382 | /** Begin of code related to dissection of wire data. */
7383 |
7384 | /* Helpers for dissecting Variable-Length Vectors. {{{ */
7385 | bool_Bool
7386 | ssl_add_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7387 | unsigned offset, unsigned offset_end, uint32_t *ret_length,
7388 | int hf_length, uint32_t min_value, uint32_t max_value)
7389 | {
7390 | unsigned veclen_size;
7391 | uint32_t veclen_value;
7392 | proto_item *pi;
7393 |
7394 | DISSECTOR_ASSERT_CMPUINT(min_value, <=, max_value)((void) ((min_value <= max_value) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "min_value" " " "<=" " " "max_value" " (" "%" "l" "u" " " "<=" " " "%" "l" "u" ")", "epan/dissectors/packet-tls-utils.c" , 7394, (uint64_t)min_value, (uint64_t)max_value))));
7395 | if (offset > offset_end) {
7396 | expert_add_info_format(pinfo, tree, &hf->ei.malformed_buffer_too_small,
7397 | "Vector offset is past buffer end offset (%u > %u)",
7398 | offset, offset_end);
7399 | *ret_length = 0;
7400 | return false0; /* Cannot read length. */
7401 | }
7402 |
7403 | if (max_value > 0xffffff) {
7404 | veclen_size = 4;
7405 | } else if (max_value > 0xffff) {
7406 | veclen_size = 3;
7407 | } else if (max_value > 0xff) {
7408 | veclen_size = 2;
7409 | } else {
7410 | veclen_size = 1;
7411 | }
7412 |
7413 | if (offset_end - offset < veclen_size) {
7414 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7415 | tvb, offset, offset_end - offset,
7416 | "No more room for vector of length %u",
7417 | veclen_size);
7418 | *ret_length = 0;
7419 | return false0; /* Cannot read length. */
7420 | }
7421 |
7422 | pi = proto_tree_add_item_ret_uint(tree, hf_length, tvb, offset, veclen_size, ENC_BIG_ENDIAN0x00000000, &veclen_value);
7423 | offset += veclen_size;
7424 |
7425 | if (veclen_value < min_value) {
7426 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7427 | "Vector length %u is smaller than minimum %u",
7428 | veclen_value, min_value);
7429 | } else if (veclen_value > max_value) {
7430 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_vector_length,
7431 | "Vector length %u is larger than maximum %u",
7432 | veclen_value, max_value);
7433 | }
7434 |
7435 | if (offset_end - offset < veclen_value) {
7436 | expert_add_info_format(pinfo, pi, &hf->ei.malformed_buffer_too_small,
7437 | "Vector length %u is too large, truncating it to %u",
7438 | veclen_value, offset_end - offset);
7439 | *ret_length = offset_end - offset;
7440 | return false0; /* Length is truncated to avoid overflow. */
7441 | }
7442 |
7443 | *ret_length = veclen_value;
7444 | return true1; /* Length is OK. */
7445 | }
7446 |
7447 | bool_Bool
7448 | ssl_end_vector(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
7449 | unsigned offset, unsigned offset_end)
7450 | {
7451 | if (offset < offset_end) {
7452 | unsigned trailing = offset_end - offset;
7453 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_trailing_data,
7454 | tvb, offset, trailing,
7455 | "%u trailing byte%s unprocessed",
7456 | trailing, plurality(trailing, " was", "s were")((trailing) == 1 ? (" was") : ("s were")));
7457 | return false0; /* unprocessed data warning */
7458 | } else if (offset > offset_end) {
7459 | /*
7460 | * Returned offset runs past the end. This should not happen and is
7461 | * possibly a dissector bug.
7462 | */
7463 | unsigned excess = offset - offset_end;
7464 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.malformed_buffer_too_small,
7465 | tvb, offset_end, excess,
7466 | "Dissector processed too much data (%u byte%s)",
7467 | excess, plurality(excess, "", "s")((excess) == 1 ? ("") : ("s")));
7468 | return false0; /* overflow error */
7469 | }
7470 |
7471 | return true1; /* OK, offset matches. */
7472 | }
7473 | /** }}} */
7474 |
7475 |
7476 | static uint32_t
7477 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7478 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7479 | uint16_t version, int hf_sig_len, int hf_sig);
7480 |
7481 | /* change_cipher_spec(20) dissection */
7482 | void
7483 | ssl_dissect_change_cipher_spec(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7484 | packet_info *pinfo, proto_tree *tree,
7485 | uint32_t offset, SslSession *session,
7486 | bool_Bool is_from_server,
7487 | const SslDecryptSession *ssl)
7488 | {
7489 | /*
7490 | * struct {
7491 | * enum { change_cipher_spec(1), (255) } type;
7492 | * } ChangeCipherSpec;
7493 | */
7494 | proto_item *ti;
7495 | proto_item_set_text(tree,
7496 | "%s Record Layer: %s Protocol: Change Cipher Spec",
7497 | val_to_str_const(session->version, ssl_version_short_names, "SSL"),
7498 | val_to_str_const(SSL_ID_CHG_CIPHER_SPEC, ssl_31_content_type, "unknown"));
7499 | ti = proto_tree_add_item(tree, hf->hf.change_cipher_spec, tvb, offset, 1, ENC_NA0x00000000);
7500 |
7501 | if (session->version == TLSV1DOT3_VERSION0x304) {
7502 | /* CCS is a dummy message in TLS 1.3, do not parse it further. */
7503 | return;
7504 | }
7505 |
7506 | /* Remember frame number of first CCS */
7507 | uint32_t *ccs_frame = is_from_server ? &session->server_ccs_frame : &session->client_ccs_frame;
7508 | if (*ccs_frame == 0)
7509 | *ccs_frame = pinfo->num;
7510 |
7511 | /* Use heuristics to detect an abbreviated handshake, assume that missing
7512 | * ServerHelloDone implies reusing previously negotiating keys. Then when
7513 | * a Session ID or ticket is present, it must be a resumed session.
7514 | * Normally this should be done at the Finished message, but that may be
7515 | * encrypted so we do it here, at the last cleartext message. */
7516 | if (is_from_server && ssl) {
7517 | if (session->is_session_resumed) {
7518 | const char *resumed = NULL((void*)0);
7519 | if (ssl->session_ticket.data_len) {
7520 | resumed = "Session Ticket";
7521 | } else if (ssl->session_id.data_len) {
7522 | resumed = "Session ID";
7523 | }
7524 | if (resumed) {
7525 | ssl_debug_printf("%s Session resumption using %s\n", G_STRFUNC((const char*) (__func__)), resumed);
7526 | } else {
7527 | /* Can happen if the capture somehow starts in the middle */
7528 | ssl_debug_printf("%s No Session resumption, missing packets?\n", G_STRFUNC((const char*) (__func__)));
7529 | }
7530 | } else {
7531 | ssl_debug_printf("%s Not using Session resumption\n", G_STRFUNC((const char*) (__func__)));
7532 | }
7533 | }
7534 | if (is_from_server && session->is_session_resumed)
7535 | expert_add_info(pinfo, ti, &hf->ei.resumed);
7536 | }
7537 |
7538 | /** Begin of handshake(22) record dissections */
7539 |
7540 | /* Dissects a SignatureScheme (TLS 1.3) or SignatureAndHashAlgorithm (TLS 1.2).
7541 | * {{{ */
7542 | static void
7543 | tls_dissect_signature_algorithm(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, ja4_data_t *ja4_data)
7544 | {
7545 | uint32_t sighash, hashalg, sigalg;
7546 | proto_item *ti_sigalg;
7547 | proto_tree *sigalg_tree;
7548 |
7549 | ti_sigalg = proto_tree_add_item_ret_uint(tree, hf->hf.hs_sig_hash_alg, tvb,
7550 | offset, 2, ENC_BIG_ENDIAN0x00000000, &sighash);
7551 | if (ja4_data) {
7552 | wmem_list_append(ja4_data->sighash_list, GUINT_TO_POINTER(sighash)((gpointer) (gulong) (sighash)));
7553 | }
7554 |
7555 | sigalg_tree = proto_item_add_subtree(ti_sigalg, hf->ett.hs_sig_hash_alg);
7556 |
7557 | /* TLS 1.2: SignatureAndHashAlgorithm { hash, signature } */
7558 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_hash, tvb,
7559 | offset, 1, ENC_BIG_ENDIAN0x00000000, &hashalg);
7560 | proto_tree_add_item_ret_uint(sigalg_tree, hf->hf.hs_sig_hash_sig, tvb,
7561 | offset + 1, 1, ENC_BIG_ENDIAN0x00000000, &sigalg);
7562 |
7563 | /* No TLS 1.3 SignatureScheme? Fallback to TLS 1.2 interpretation. */
7564 | if (!try_val_to_str(sighash, tls13_signature_algorithm)) {
7565 | proto_item_set_text(ti_sigalg, "Signature Algorithm: %s %s (0x%04x)",
7566 | val_to_str_const(hashalg, tls_hash_algorithm, "Unknown"),
7567 | val_to_str_const(sigalg, tls_signature_algorithm, "Unknown"),
7568 | sighash);
7569 | }
7570 | } /* }}} */
7571 |
7572 | /* dissect a list of hash algorithms, return the number of bytes dissected
7573 | this is used for the signature algorithms extension and for the
7574 | TLS1.2 certificate request. {{{ */
7575 | static int
7576 | ssl_dissect_hash_alg_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
7577 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7578 | {
7579 | /* https://tools.ietf.org/html/rfc5246#section-7.4.1.4.1
7580 | * struct {
7581 | * HashAlgorithm hash;
7582 | * SignatureAlgorithm signature;
7583 | * } SignatureAndHashAlgorithm;
7584 | * SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2>;
7585 | */
7586 | proto_tree *subtree;
7587 | proto_item *ti;
7588 | unsigned sh_alg_length;
7589 | uint32_t next_offset;
7590 |
7591 | /* SignatureAndHashAlgorithm supported_signature_algorithms<2..2^16-2> */
7592 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sh_alg_length,
7593 | hf->hf.hs_sig_hash_alg_len, 2, UINT16_MAX(65535) - 1)) {
7594 | return offset_end;
7595 | }
7596 | offset += 2;
7597 | next_offset = offset + sh_alg_length;
7598 |
7599 | ti = proto_tree_add_none_format(tree, hf->hf.hs_sig_hash_algs, tvb, offset, sh_alg_length,
7600 | "Signature Hash Algorithms (%u algorithm%s)",
7601 | sh_alg_length / 2, plurality(sh_alg_length / 2, "", "s")((sh_alg_length / 2) == 1 ? ("") : ("s")));
7602 | subtree = proto_item_add_subtree(ti, hf->ett.hs_sig_hash_algs);
7603 |
7604 | while (offset + 2 <= next_offset) {
7605 | tls_dissect_signature_algorithm(hf, tvb, subtree, offset, ja4_data);
7606 | offset += 2;
7607 | }
7608 |
7609 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
7610 | offset = next_offset;
7611 | }
7612 |
7613 | return offset;
7614 | } /* }}} */
7615 |
7616 | /* Dissection of DistinguishedName (for CertificateRequest and
7617 | * certificate_authorities extension). {{{ */
7618 | static uint32_t
7619 | tls_dissect_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7620 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
7621 | {
7622 | proto_item *ti;
7623 | proto_tree *subtree;
7624 | uint32_t dnames_length, next_offset;
7625 | asn1_ctx_t asn1_ctx;
7626 | int dnames_count = 100; /* the maximum number of DNs to add to the tree */
7627 |
7628 | /* Note: minimum length is 0 for TLS 1.1/1.2 and 3 for earlier/later */
7629 | /* DistinguishedName certificate_authorities<0..2^16-1> */
7630 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &dnames_length,
7631 | hf->hf.hs_dnames_len, 0, UINT16_MAX(65535))) {
7632 | return offset_end;
7633 | }
7634 | offset += 2;
7635 | next_offset = offset + dnames_length;
7636 |
7637 | if (dnames_length > 0) {
7638 | ti = proto_tree_add_none_format(tree,
7639 | hf->hf.hs_dnames,
7640 | tvb, offset, dnames_length,
7641 | "Distinguished Names (%d byte%s)",
7642 | dnames_length,
7643 | plurality(dnames_length, "", "s")((dnames_length) == 1 ? ("") : ("s")));
7644 | subtree = proto_item_add_subtree(ti, hf->ett.dnames);
7645 |
7646 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7647 |
7648 | while (offset < next_offset) {
7649 | /* get the length of the current certificate */
7650 | uint32_t name_length;
7651 |
7652 | if (dnames_count-- == 0) {
7653 | /* stop adding to tree when the list is considered too large
7654 | * https://gitlab.com/wireshark/wireshark/-/issues/16202
7655 | Note: dnames_count must be set low enough not to hit the
7656 | limit set by PINFO_LAYER_MAX_RECURSION_DEPTH in packet.c
7657 | */
7658 | ti = proto_tree_add_item(subtree, hf->hf.hs_dnames_truncated,
7659 | tvb, offset, next_offset - offset, ENC_NA0x00000000);
7660 | proto_item_set_generated(ti);
7661 | return next_offset;
7662 | }
7663 |
7664 | /* opaque DistinguishedName<1..2^16-1> */
7665 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &name_length,
7666 | hf->hf.hs_dname_len, 1, UINT16_MAX(65535))) {
7667 | return next_offset;
7668 | }
7669 | offset += 2;
7670 |
7671 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
7672 | subtree, hf->hf.hs_dname);
7673 | offset += name_length;
7674 | }
7675 | }
7676 | return offset;
7677 | } /* }}} */
7678 |
7679 |
7680 | /** TLS Extensions (in Client Hello and Server Hello). {{{ */
7681 | static int
7682 | ssl_dissect_hnd_hello_ext_sig_hash_algs(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7683 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, ja4_data_t *ja4_data)
7684 | {
7685 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, ja4_data);
7686 | }
7687 |
7688 | static int
7689 | ssl_dissect_hnd_ext_delegated_credentials(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7690 | proto_tree *tree, packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type)
7691 | {
7692 | if (hnd_type == SSL_HND_CLIENT_HELLO ||
7693 | hnd_type == SSL_HND_CERT_REQUEST) {
7694 | /*
7695 | * struct {
7696 | * SignatureScheme supported_signature_algorithm<2..2^16-2>;
7697 | * } SignatureSchemeList;
7698 | */
7699 |
7700 | return ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
7701 | } else {
7702 | asn1_ctx_t asn1_ctx;
7703 | unsigned pubkey_length, sign_length;
7704 |
7705 | /*
7706 | * struct {
7707 | * uint32 valid_time;
7708 | * SignatureScheme expected_cert_verify_algorithm;
7709 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
7710 | * } Credential;
7711 | *
7712 | * struct {
7713 | * Credential cred;
7714 | * SignatureScheme algorithm;
7715 | * opaque signature<0..2^16-1>;
7716 | * } DelegatedCredential;
7717 | */
7718 |
7719 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
7720 |
7721 | proto_tree_add_item(tree, hf->hf.hs_cred_valid_time, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
7722 | offset += 4;
7723 |
7724 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7725 | offset += 2;
7726 |
7727 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &pubkey_length,
7728 | hf->hf.hs_cred_pubkey_len, 1, G_MAXUINT24((1U << 24) - 1))) {
7729 | return offset_end;
7730 | }
7731 | offset += 3;
7732 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, tree, hf->hf.hs_cred_pubkey);
7733 | offset += pubkey_length;
7734 |
7735 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
7736 | offset += 2;
7737 |
7738 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sign_length,
7739 | hf->hf.hs_cred_signature_len, 1, UINT16_MAX(65535))) {
7740 | return offset_end;
7741 | }
7742 | offset += 2;
7743 | proto_tree_add_item(tree, hf->hf.hs_cred_signature,
7744 | tvb, offset, sign_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7745 | offset += sign_length;
7746 |
7747 | return offset;
7748 | }
7749 | }
7750 |
7751 | static int
7752 | ssl_dissect_hnd_hello_ext_alps(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7753 | packet_info *pinfo, proto_tree *tree,
7754 | uint32_t offset, uint32_t offset_end,
7755 | uint8_t hnd_type)
7756 | {
7757 |
7758 | /* https://datatracker.ietf.org/doc/html/draft-vvv-tls-alps-01#section-4 */
7759 |
7760 | switch (hnd_type) {
7761 | case SSL_HND_CLIENT_HELLO: {
7762 | proto_tree *alps_tree;
7763 | proto_item *ti;
7764 | uint32_t next_offset, alps_length, name_length;
7765 |
7766 | /*
7767 | * opaque ProtocolName<1..2^8-1>;
7768 | * struct {
7769 | * ProtocolName supported_protocols<2..2^16-1>
7770 | * } ApplicationSettingsSupport;
7771 | */
7772 |
7773 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alps_length,
7774 | hf->hf.hs_ext_alps_len, 2, UINT16_MAX(65535))) {
7775 | return offset_end;
7776 | }
7777 | offset += 2;
7778 | next_offset = offset + alps_length;
7779 |
7780 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alps_alpn_list,
7781 | tvb, offset, alps_length, ENC_NA0x00000000);
7782 | alps_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alps);
7783 |
7784 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7785 | * ensures that data is always available.) */
7786 | while (offset < next_offset) {
7787 | if (!ssl_add_vector(hf, tvb, pinfo, alps_tree, offset, next_offset, &name_length,
7788 | hf->hf.hs_ext_alps_alpn_str_len, 1, UINT8_MAX(255))) {
7789 | return next_offset;
7790 | }
7791 | offset++;
7792 |
7793 | proto_tree_add_item(alps_tree, hf->hf.hs_ext_alps_alpn_str,
7794 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7795 | offset += name_length;
7796 | }
7797 |
7798 | return offset;
7799 | }
7800 | case SSL_HND_ENCRYPTED_EXTS:
7801 | /* Opaque blob */
7802 | proto_tree_add_item(tree, hf->hf.hs_ext_alps_settings,
7803 | tvb, offset, offset_end - offset, ENC_ASCII0x00000000|ENC_NA0x00000000);
7804 | break;
7805 | }
7806 |
7807 | return offset_end;
7808 | }
7809 |
7810 | static int
7811 | ssl_dissect_hnd_hello_ext_alpn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7812 | packet_info *pinfo, proto_tree *tree,
7813 | uint32_t offset, uint32_t offset_end,
7814 | uint8_t hnd_type, SslSession *session,
7815 | bool_Bool is_dtls, ja4_data_t *ja4_data)
7816 | {
7817 |
7818 | /* https://tools.ietf.org/html/rfc7301#section-3.1
7819 | * opaque ProtocolName<1..2^8-1>;
7820 | * struct {
7821 | * ProtocolName protocol_name_list<2..2^16-1>
7822 | * } ProtocolNameList;
7823 | */
7824 | proto_tree *alpn_tree;
7825 | proto_item *ti;
7826 | uint32_t next_offset, alpn_length, name_length;
7827 | const char *proto_name = NULL((void*)0), *client_proto_name = NULL((void*)0);
7828 |
7829 | /* ProtocolName protocol_name_list<2..2^16-1> */
7830 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &alpn_length,
7831 | hf->hf.hs_ext_alpn_len, 2, UINT16_MAX(65535))) {
7832 | return offset_end;
7833 | }
7834 | offset += 2;
7835 | next_offset = offset + alpn_length;
7836 |
7837 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_alpn_list,
7838 | tvb, offset, alpn_length, ENC_NA0x00000000);
7839 | alpn_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_alpn);
7840 |
7841 | /* Parse list (note missing check for end of vector, ssl_add_vector below
7842 | * ensures that data is always available.) */
7843 | while (offset < next_offset) {
7844 | /* opaque ProtocolName<1..2^8-1> */
7845 | if (!ssl_add_vector(hf, tvb, pinfo, alpn_tree, offset, next_offset, &name_length,
7846 | hf->hf.hs_ext_alpn_str_len, 1, UINT8_MAX(255))) {
7847 | return next_offset;
7848 | }
7849 | offset++;
7850 |
7851 | proto_tree_add_item(alpn_tree, hf->hf.hs_ext_alpn_str,
7852 | tvb, offset, name_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7853 | if (ja4_data && wmem_strbuf_get_len(ja4_data->alpn) == 0) {
7854 | const char alpn_first_char = (char)tvb_get_uint8(tvb,offset);
7855 | const char alpn_last_char = (char)tvb_get_uint8(tvb,offset + name_length - 1);
7856 | if ((g_ascii_isprint(alpn_first_char)((g_ascii_table[(guchar) (alpn_first_char)] & G_ASCII_PRINT ) != 0)) && g_ascii_isprint(alpn_last_char)((g_ascii_table[(guchar) (alpn_last_char)] & G_ASCII_PRINT ) != 0)) {
7857 | wmem_strbuf_append_printf(ja4_data->alpn, "%c%c", alpn_first_char, alpn_last_char);
7858 | }
7859 | else {
7860 | wmem_strbuf_append_printf(ja4_data->alpn, "%x%x",(alpn_first_char >> 4) & 0x0F,
7861 | alpn_last_char & 0x0F);
7862 | }
7863 | }
7864 | /* Remember first ALPN ProtocolName entry for server. */
7865 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) {
7866 | /* '\0'-terminated string for dissector table match and prefix
7867 | * comparison purposes. */
7868 | proto_name = (char*)tvb_get_string_enc(pinfo->pool, tvb, offset,
7869 | name_length, ENC_ASCII0x00000000);
7870 | } else if (hnd_type == SSL_HND_CLIENT_HELLO) {
7871 | client_proto_name = (char*)tvb_get_string_enc(pinfo->pool, tvb, offset,
7872 | name_length, ENC_ASCII0x00000000);
7873 | }
7874 | offset += name_length;
7875 | }
7876 |
7877 | /* If ALPN is given in ServerHello, then ProtocolNameList MUST contain
7878 | * exactly one "ProtocolName". */
7879 | if (proto_name) {
7880 | dissector_handle_t handle;
7881 |
7882 | session->alpn_name = wmem_strdup(wmem_file_scope(), proto_name);
7883 |
7884 | if (is_dtls) {
7885 | handle = dissector_get_string_handle(dtls_alpn_dissector_table,
7886 | proto_name);
7887 | } else {
7888 | handle = dissector_get_string_handle(ssl_alpn_dissector_table,
7889 | proto_name);
7890 | if (handle == NULL((void*)0)) {
7891 | /* Try prefix matching */
7892 | for (size_t i = 0; i < G_N_ELEMENTS(ssl_alpn_prefix_match_protocols)(sizeof (ssl_alpn_prefix_match_protocols) / sizeof ((ssl_alpn_prefix_match_protocols )[0])); i++) {
7893 | const ssl_alpn_prefix_match_protocol_t *alpn_proto = &ssl_alpn_prefix_match_protocols[i];
7894 |
7895 | /* string_string is inappropriate as it compares strings
7896 | * while "byte strings MUST NOT be truncated" (RFC 7301) */
7897 | if (g_str_has_prefix(proto_name, alpn_proto->proto_prefix)(__builtin_constant_p (alpn_proto->proto_prefix)? __extension__ ({ const char * const __str = (proto_name); const char * const __prefix = (alpn_proto->proto_prefix); gboolean __result = (0); if (__str == ((void*)0) || __prefix == ((void*)0)) __result = (g_str_has_prefix) (__str, __prefix); else { const size_t __str_len = strlen (((__str) + !(__str))); const size_t __prefix_len = strlen (((__prefix) + !(__prefix))); if (__str_len >= __prefix_len ) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix )), __prefix_len) == 0; } __result; }) : (g_str_has_prefix) ( proto_name, alpn_proto->proto_prefix) )) {
7898 | handle = find_dissector(alpn_proto->dissector_name);
7899 | break;
7900 | }
7901 | }
7902 | }
7903 | }
7904 | if (handle != NULL((void*)0)) {
7905 | /* ProtocolName match, so set the App data dissector handle.
7906 | * This may override protocols given via the UAT dialog, but
7907 | * since the ALPN hint is precise, do it anyway. */
7908 | ssl_debug_printf("%s: changing handle %p to %p (%s)", G_STRFUNC((const char*) (__func__)),
7909 | (void *)session->app_handle,
7910 | (void *)handle,
7911 | dissector_handle_get_dissector_name(handle));
7912 | session->app_handle = handle;
7913 | }
7914 | } else if (client_proto_name) {
7915 | // No current use for looking up the handle as the only consumer of this API is currently the QUIC dissector
7916 | // and it just needs the string since there are/were various HTTP/3 ALPNs to check for.
7917 | session->client_alpn_name = wmem_strdup(wmem_file_scope(), client_proto_name);
7918 | }
7919 |
7920 | return offset;
7921 | }
7922 |
7923 | static int
7924 | ssl_dissect_hnd_hello_ext_npn(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7925 | packet_info *pinfo, proto_tree *tree,
7926 | uint32_t offset, uint32_t offset_end)
7927 | {
7928 | /* https://tools.ietf.org/html/draft-agl-tls-nextprotoneg-04#page-3
7929 | * The "extension_data" field of a "next_protocol_negotiation" extension
7930 | * in a "ServerHello" contains an optional list of protocols advertised
7931 | * by the server. Protocols are named by opaque, non-empty byte strings
7932 | * and the list of protocols is serialized as a concatenation of 8-bit,
7933 | * length prefixed byte strings. Implementations MUST ensure that the
7934 | * empty string is not included and that no byte strings are truncated.
7935 | */
7936 | uint32_t npn_length;
7937 | proto_tree *npn_tree;
7938 |
7939 | /* List is optional, do not add tree if there are no entries. */
7940 | if (offset == offset_end) {
7941 | return offset;
7942 | }
7943 |
7944 | npn_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_npn, NULL((void*)0), "Next Protocol Negotiation");
7945 |
7946 | while (offset < offset_end) {
7947 | /* non-empty, 8-bit length prefixed strings means range 1..255 */
7948 | if (!ssl_add_vector(hf, tvb, pinfo, npn_tree, offset, offset_end, &npn_length,
7949 | hf->hf.hs_ext_npn_str_len, 1, UINT8_MAX(255))) {
7950 | return offset_end;
7951 | }
7952 | offset++;
7953 |
7954 | proto_tree_add_item(npn_tree, hf->hf.hs_ext_npn_str,
7955 | tvb, offset, npn_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
7956 | offset += npn_length;
7957 | }
7958 |
7959 | return offset;
7960 | }
7961 |
7962 | static int
7963 | ssl_dissect_hnd_hello_ext_reneg_info(ssl_common_dissect_t *hf, tvbuff_t *tvb,
7964 | packet_info *pinfo, proto_tree *tree,
7965 | uint32_t offset, uint32_t offset_end)
7966 | {
7967 | /* https://tools.ietf.org/html/rfc5746#section-3.2
7968 | * struct {
7969 | * opaque renegotiated_connection<0..255>;
7970 | * } RenegotiationInfo;
7971 | *
7972 | */
7973 | proto_tree *reneg_info_tree;
7974 | uint32_t reneg_info_length;
7975 |
7976 | reneg_info_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_reneg_info, NULL((void*)0), "Renegotiation Info extension");
7977 |
7978 | /* opaque renegotiated_connection<0..255> */
7979 | if (!ssl_add_vector(hf, tvb, pinfo, reneg_info_tree, offset, offset_end, &reneg_info_length,
7980 | hf->hf.hs_ext_reneg_info_len, 0, 255)) {
7981 | return offset_end;
7982 | }
7983 | offset++;
7984 |
7985 | if (reneg_info_length > 0) {
7986 | proto_tree_add_item(reneg_info_tree, hf->hf.hs_ext_reneg_info, tvb, offset, reneg_info_length, ENC_NA0x00000000);
7987 | offset += reneg_info_length;
7988 | }
7989 |
7990 | return offset;
7991 | }
7992 |
7993 | static int
7994 | ssl_dissect_hnd_hello_ext_key_share_entry(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
7995 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
7996 | const char **group_name_out)
7997 | {
7998 | /* RFC 8446 Section 4.2.8
7999 | * struct {
8000 | * NamedGroup group;
8001 | * opaque key_exchange<1..2^16-1>;
8002 | * } KeyShareEntry;
8003 | */
8004 | uint32_t key_exchange_length, group;
8005 | proto_tree *ks_tree;
8006 |
8007 | ks_tree = proto_tree_add_subtree(tree, tvb, offset, 4, hf->ett.hs_ext_key_share_ks, NULL((void*)0), "Key Share Entry");
8008 |
8009 | proto_tree_add_item_ret_uint(ks_tree, hf->hf.hs_ext_key_share_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
8010 | offset += 2;
8011 | const char *group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
8012 | proto_item_append_text(ks_tree, ": Group: %s", group_name);
8013 | if (group_name_out) {
8014 | *group_name_out = !IS_GREASE_TLS(group)((((group) & 0x0f0f) == 0x0a0a) && (((group) & 0xff) == (((group)>>8) & 0xff))) ? group_name : NULL((void*)0);
8015 | }
8016 |
8017 | /* opaque key_exchange<1..2^16-1> */
8018 | if (!ssl_add_vector(hf, tvb, pinfo, ks_tree, offset, offset_end, &key_exchange_length,
8019 | hf->hf.hs_ext_key_share_key_exchange_length, 1, UINT16_MAX(65535))) {
8020 | return offset_end; /* Bad (possible truncated) length, skip to end of KeyShare extension. */
8021 | }
8022 | offset += 2;
8023 | proto_item_set_len(ks_tree, 2 + 2 + key_exchange_length);
8024 | proto_item_append_text(ks_tree, ", Key Exchange length: %u", key_exchange_length);
8025 |
8026 | proto_tree_add_item(ks_tree, hf->hf.hs_ext_key_share_key_exchange, tvb, offset, key_exchange_length, ENC_NA0x00000000);
8027 | offset += key_exchange_length;
8028 |
8029 | return offset;
8030 | }
8031 |
8032 | static int
8033 | ssl_dissect_hnd_hello_ext_key_share(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8034 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8035 | uint8_t hnd_type)
8036 | {
8037 | proto_tree *key_share_tree;
8038 | uint32_t next_offset;
8039 | uint32_t client_shares_length;
8040 | uint32_t group;
8041 | const char *group_name = NULL((void*)0);
8042 |
8043 | if (offset_end <= offset) { /* Check if ext_len == 0 and "overflow" (offset + ext_len) > uint32_t) */
8044 | return offset;
8045 | }
8046 |
8047 | key_share_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_key_share, NULL((void*)0), "Key Share extension");
8048 |
8049 | switch(hnd_type){
8050 | case SSL_HND_CLIENT_HELLO:
8051 | /* KeyShareEntry client_shares<0..2^16-1> */
8052 | if (!ssl_add_vector(hf, tvb, pinfo, key_share_tree, offset, offset_end, &client_shares_length,
8053 | hf->hf.hs_ext_key_share_client_length, 0, UINT16_MAX(65535))) {
8054 | return offset_end;
8055 | }
8056 | offset += 2;
8057 | next_offset = offset + client_shares_length;
8058 | const char *sep = " ";
8059 | while (offset + 4 <= next_offset) { /* (NamedGroup (2 bytes), key_exchange (1 byte for length, 1 byte minimum data) */
8060 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, next_offset, &group_name);
8061 | if (group_name) {
8062 | proto_item_append_text(tree, "%s%s", sep, group_name);
8063 | sep = ", ";
8064 | }
8065 | }
8066 | if (!ssl_end_vector(hf, tvb, pinfo, key_share_tree, offset, next_offset)) {
8067 | return next_offset;
8068 | }
8069 | break;
8070 | case SSL_HND_SERVER_HELLO:
8071 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, key_share_tree, offset, offset_end, &group_name);
8072 | if (group_name) {
8073 | proto_item_append_text(tree, " %s", group_name);
8074 | }
8075 | break;
8076 | case SSL_HND_HELLO_RETRY_REQUEST:
8077 | proto_tree_add_item_ret_uint(key_share_tree, hf->hf.hs_ext_key_share_selected_group, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &group);
8078 | offset += 2;
8079 | group_name = val_to_str(pinfo->pool, group, ssl_extension_curves, "Unknown (%u)");
8080 | proto_item_append_text(tree, " %s", group_name);
8081 | break;
8082 | default: /* no default */
8083 | break;
8084 | }
8085 |
8086 | return offset;
8087 | }
8088 |
8089 | static int
8090 | ssl_dissect_hnd_hello_ext_pre_shared_key(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8091 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8092 | uint8_t hnd_type)
8093 | {
8094 | /* RFC 8446 Section 4.2.11
8095 | * struct {
8096 | * opaque identity<1..2^16-1>;
8097 | * uint32 obfuscated_ticket_age;
8098 | * } PskIdentity;
8099 | * opaque PskBinderEntry<32..255>;
8100 | * struct {
8101 | * select (Handshake.msg_type) {
8102 | * case client_hello:
8103 | * PskIdentity identities<7..2^16-1>;
8104 | * PskBinderEntry binders<33..2^16-1>;
8105 | * case server_hello:
8106 | * uint16 selected_identity;
8107 | * };
8108 | * } PreSharedKeyExtension;
8109 | */
8110 |
8111 | proto_tree *psk_tree;
8112 |
8113 | psk_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_pre_shared_key, NULL((void*)0), "Pre-Shared Key extension");
8114 |
8115 | switch (hnd_type){
8116 | case SSL_HND_CLIENT_HELLO: {
8117 | uint32_t identities_length, identities_end, binders_length;
8118 |
8119 | /* PskIdentity identities<7..2^16-1> */
8120 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &identities_length,
8121 | hf->hf.hs_ext_psk_identities_length, 7, UINT16_MAX(65535))) {
8122 | return offset_end;
8123 | }
8124 | offset += 2;
8125 | identities_end = offset + identities_length;
8126 |
8127 | while (offset < identities_end) {
8128 | uint32_t identity_length;
8129 | proto_tree *identity_tree;
8130 |
8131 | identity_tree = proto_tree_add_subtree(psk_tree, tvb, offset, 4, hf->ett.hs_ext_psk_identity, NULL((void*)0), "PSK Identity (");
8132 |
8133 | /* opaque identity<1..2^16-1> */
8134 | if (!ssl_add_vector(hf, tvb, pinfo, identity_tree, offset, identities_end, &identity_length,
8135 | hf->hf.hs_ext_psk_identity_identity_length, 1, UINT16_MAX(65535))) {
8136 | return identities_end;
8137 | }
8138 | offset += 2;
8139 | proto_item_append_text(identity_tree, "length: %u)", identity_length);
8140 |
8141 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_identity, tvb, offset, identity_length, ENC_BIG_ENDIAN0x00000000);
8142 | offset += identity_length;
8143 |
8144 | proto_tree_add_item(identity_tree, hf->hf.hs_ext_psk_identity_obfuscated_ticket_age, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8145 | offset += 4;
8146 |
8147 | proto_item_set_len(identity_tree, 2 + identity_length + 4);
8148 | }
8149 | if (!ssl_end_vector(hf, tvb, pinfo, psk_tree, offset, identities_end)) {
8150 | offset = identities_end;
8151 | }
8152 |
8153 | /* PskBinderEntry binders<33..2^16-1> */
8154 | if (!ssl_add_vector(hf, tvb, pinfo, psk_tree, offset, offset_end, &binders_length,
8155 | hf->hf.hs_ext_psk_binders_length, 33, UINT16_MAX(65535))) {
8156 | return offset_end;
8157 | }
8158 | offset += 2;
8159 |
8160 | proto_item *binders_item;
8161 | proto_tree *binders_tree;
8162 | binders_item = proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_binders, tvb, offset, binders_length, ENC_NA0x00000000);
8163 | binders_tree = proto_item_add_subtree(binders_item, hf->ett.hs_ext_psk_binders);
8164 | uint32_t binders_end = offset + binders_length;
8165 | while (offset < binders_end) {
8166 | uint32_t binder_length;
8167 | proto_item *binder_item;
8168 | proto_tree *binder_tree;
8169 |
8170 | binder_item = proto_tree_add_item(binders_tree, hf->hf.hs_ext_psk_binder, tvb, offset, 1, ENC_NA0x00000000);
8171 | binder_tree = proto_item_add_subtree(binder_item, hf->ett.hs_ext_psk_binder);
8172 |
8173 | /* opaque PskBinderEntry<32..255>; */
8174 | if (!ssl_add_vector(hf, tvb, pinfo, binder_tree, offset, binders_end, &binder_length,
8175 | hf->hf.hs_ext_psk_binder_binder_length, 32, 255)) {
8176 | return binders_end;
8177 | }
8178 | offset += 1;
8179 | proto_item_append_text(binder_tree, " (length: %u)", binder_length);
8180 |
8181 | proto_tree_add_item(binder_tree, hf->hf.hs_ext_psk_binder_binder, tvb, offset, binder_length, ENC_BIG_ENDIAN0x00000000);
8182 | offset += binder_length;
8183 |
8184 | proto_item_set_end(binder_item, tvb, offset);
8185 | }
8186 | }
8187 | break;
8188 | case SSL_HND_SERVER_HELLO: {
8189 | proto_tree_add_item(psk_tree, hf->hf.hs_ext_psk_identity_selected, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8190 | offset += 2;
8191 | }
8192 | break;
8193 | default:
8194 | break;
8195 | }
8196 |
8197 | return offset;
8198 | }
8199 |
8200 | static uint32_t
8201 | ssl_dissect_hnd_hello_ext_early_data(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
8202 | proto_tree *tree, uint32_t offset, uint32_t offset_end _U___attribute__((unused)),
8203 | uint8_t hnd_type, SslDecryptSession *ssl)
8204 | {
8205 | /* RFC 8446 Section 4.2.10
8206 | * struct {} Empty;
8207 | * struct {
8208 | * select (Handshake.msg_type) {
8209 | * case new_session_ticket: uint32 max_early_data_size;
8210 | * case client_hello: Empty;
8211 | * case encrypted_extensions: Empty;
8212 | * };
8213 | * } EarlyDataIndication;
8214 | */
8215 | switch (hnd_type) {
8216 | case SSL_HND_CLIENT_HELLO:
8217 | /* Remember that early_data will follow the handshake. */
8218 | if (ssl) {
8219 | ssl_debug_printf("%s found early_data extension\n", G_STRFUNC((const char*) (__func__)));
8220 | ssl->has_early_data = true1;
8221 | }
8222 | break;
8223 | case SSL_HND_NEWSESSION_TICKET:
8224 | proto_tree_add_item(tree, hf->hf.hs_ext_max_early_data_size, tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8225 | offset += 4;
8226 | break;
8227 | default:
8228 | break;
8229 | }
8230 | return offset;
8231 | }
8232 |
8233 | static uint16_t
8234 | tls_try_get_version(bool_Bool is_dtls, uint16_t version, uint8_t *draft_version)
8235 | {
8236 | if (draft_version) {
8237 | *draft_version = 0;
8238 | }
8239 | if (!is_dtls) {
8240 | uint8_t tls13_draft = extract_tls13_draft_version(version);
8241 | if (tls13_draft != 0) {
8242 | /* This is TLS 1.3 (a draft version). */
8243 | if (draft_version) {
8244 | *draft_version = tls13_draft;
8245 | }
8246 | version = TLSV1DOT3_VERSION0x304;
8247 | }
8248 | if (version == 0xfb17 || version == 0xfb1a) {
8249 | /* Unofficial TLS 1.3 draft version for Facebook fizz. */
8250 | tls13_draft = (uint8_t)version;
8251 | if (draft_version) {
8252 | *draft_version = tls13_draft;
8253 | }
8254 | version = TLSV1DOT3_VERSION0x304;
8255 | }
8256 | }
8257 |
8258 | switch (version) {
8259 | case SSLV3_VERSION0x300:
8260 | case TLSV1_VERSION0x301:
8261 | case TLSV1DOT1_VERSION0x302:
8262 | case TLSV1DOT2_VERSION0x303:
8263 | case TLSV1DOT3_VERSION0x304:
8264 | case TLCPV1_VERSION0x101:
8265 | if (is_dtls)
8266 | return SSL_VER_UNKNOWN0;
8267 | break;
8268 |
8269 | case DTLSV1DOT0_VERSION0xfeff:
8270 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
8271 | case DTLSV1DOT2_VERSION0xfefd:
8272 | case DTLSV1DOT3_VERSION0xfefc:
8273 | if (!is_dtls)
8274 | return SSL_VER_UNKNOWN0;
8275 | break;
8276 |
8277 | default: /* invalid version number */
8278 | return SSL_VER_UNKNOWN0;
8279 | }
8280 |
8281 | return version;
8282 | }
8283 |
8284 | static int
8285 | ssl_dissect_hnd_hello_ext_supported_versions(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8286 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8287 | SslSession *session, bool_Bool is_dtls, ja4_data_t *ja4_data)
8288 | {
8289 |
8290 | /* RFC 8446 Section 4.2.1
8291 | * struct {
8292 | * ProtocolVersion versions<2..254>; // ClientHello
8293 | * } SupportedVersions;
8294 | * Note that ServerHello and HelloRetryRequest are handled by the caller.
8295 | */
8296 | uint32_t versions_length, next_offset;
8297 | /* ProtocolVersion versions<2..254> */
8298 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &versions_length,
8299 | hf->hf.hs_ext_supported_versions_len, 2, 254)) {
8300 | return offset_end;
8301 | }
8302 | offset++;
8303 | next_offset = offset + versions_length;
8304 |
8305 | unsigned version;
8306 | unsigned current_version, lowest_version = SSL_VER_UNKNOWN0;
8307 | uint8_t draft_version, max_draft_version = 0;
8308 | const char *sep = " ";
8309 | while (offset + 2 <= next_offset) {
8310 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
8311 | offset += 2;
8312 |
8313 | if (!IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8314 | proto_item_append_text(tree, "%s%s", sep, val_to_str(pinfo->pool, version, ssl_versions, "Unknown (0x%04x)"));
8315 | sep = ", ";
8316 | }
8317 |
8318 | current_version = tls_try_get_version(is_dtls, version, &draft_version);
8319 | if (session->version == SSL_VER_UNKNOWN0) {
8320 | if (lowest_version == SSL_VER_UNKNOWN0) {
8321 | lowest_version = current_version;
8322 | } else if (current_version != SSL_VER_UNKNOWN0) {
8323 | if (!is_dtls) {
8324 | lowest_version = MIN(lowest_version, current_version)(((lowest_version) < (current_version)) ? (lowest_version) : (current_version));
8325 | } else {
8326 | lowest_version = MAX(lowest_version, current_version)(((lowest_version) > (current_version)) ? (lowest_version) : (current_version));
8327 | }
8328 | }
8329 | }
8330 | max_draft_version = MAX(draft_version, max_draft_version)(((draft_version) > (max_draft_version)) ? (draft_version) : (max_draft_version));
8331 | if (ja4_data && !IS_GREASE_TLS(version)((((version) & 0x0f0f) == 0x0a0a) && (((version) & 0xff) == (((version)>>8) & 0xff)))) {
8332 | /* The DTLS version numbers get mapped to "00" for unknown per
8333 | * JA4 spec, but if JA4 ever does support DTLS we'll probably
8334 | * need to take the MIN instead of MAX here for DTLS.
8335 | */
8336 | ja4_data->max_version = MAX(version, ja4_data->max_version)(((version) > (ja4_data->max_version)) ? (version) : (ja4_data ->max_version));
8337 | }
8338 | }
8339 | if (session->version == SSL_VER_UNKNOWN0 && lowest_version != SSL_VER_UNKNOWN0) {
8340 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
8341 | val_to_str_const(version, ssl_version_short_names, is_dtls ? "DTLS" : "TLS"));
8342 | }
8343 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
8344 | offset = next_offset;
8345 | }
8346 |
8347 | /* XXX remove this when draft 19 support is dropped,
8348 | * this is only required for early data decryption. */
8349 | if (max_draft_version) {
8350 | session->tls13_draft_version = max_draft_version;
8351 | }
8352 |
8353 | return offset;
8354 | }
8355 |
8356 | static int
8357 | ssl_dissect_hnd_hello_ext_cookie(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8358 | packet_info *pinfo, proto_tree *tree,
8359 | uint32_t offset, uint32_t offset_end)
8360 | {
8361 | /* RFC 8446 Section 4.2.2
8362 | * struct {
8363 | * opaque cookie<1..2^16-1>;
8364 | * } Cookie;
8365 | */
8366 | uint32_t cookie_length;
8367 | /* opaque cookie<1..2^16-1> */
8368 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
8369 | hf->hf.hs_ext_cookie_len, 1, UINT16_MAX(65535))) {
8370 | return offset_end;
8371 | }
8372 | offset += 2;
8373 |
8374 | proto_tree_add_item(tree, hf->hf.hs_ext_cookie, tvb, offset, cookie_length, ENC_NA0x00000000);
8375 | offset += cookie_length;
8376 |
8377 | return offset;
8378 | }
8379 |
8380 | static int
8381 | ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8382 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8383 | {
8384 | /* RFC 8446 Section 4.2.9
8385 | * enum { psk_ke(0), psk_dhe_ke(1), (255) } PskKeyExchangeMode;
8386 | *
8387 | * struct {
8388 | * PskKeyExchangeMode ke_modes<1..255>;
8389 | * } PskKeyExchangeModes;
8390 | */
8391 | uint32_t ke_modes_length, next_offset;
8392 |
8393 | /* PskKeyExchangeMode ke_modes<1..255> */
8394 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ke_modes_length,
8395 | hf->hf.hs_ext_psk_ke_modes_length, 1, 255)) {
8396 | return offset_end;
8397 | }
8398 | offset++;
8399 | next_offset = offset + ke_modes_length;
8400 |
8401 | while (offset < next_offset) {
8402 | proto_tree_add_item(tree, hf->hf.hs_ext_psk_ke_mode, tvb, offset, 1, ENC_NA0x00000000);
8403 | offset++;
8404 | }
8405 |
8406 | return offset;
8407 | }
8408 |
8409 | static uint32_t
8410 | ssl_dissect_hnd_hello_ext_certificate_authorities(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8411 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8412 | {
8413 | /* RFC 8446 Section 4.2.4
8414 | * opaque DistinguishedName<1..2^16-1>;
8415 | * struct {
8416 | * DistinguishedName authorities<3..2^16-1>;
8417 | * } CertificateAuthoritiesExtension;
8418 | */
8419 | return tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
8420 | }
8421 |
8422 | static int
8423 | ssl_dissect_hnd_hello_ext_oid_filters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8424 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
8425 | {
8426 | /* RFC 8446 Section 4.2.5
8427 | * struct {
8428 | * opaque certificate_extension_oid<1..2^8-1>;
8429 | * opaque certificate_extension_values<0..2^16-1>;
8430 | * } OIDFilter;
8431 | * struct {
8432 | * OIDFilter filters<0..2^16-1>;
8433 | * } OIDFilterExtension;
8434 | */
8435 | proto_tree *subtree;
8436 | uint32_t filters_length, oid_length, values_length, value_offset;
8437 | asn1_ctx_t asn1_ctx;
8438 | const char *oid, *name;
8439 |
8440 | /* OIDFilter filters<0..2^16-1> */
8441 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &filters_length,
8442 | hf->hf.hs_ext_psk_ke_modes_length, 0, UINT16_MAX(65535))) {
8443 | return offset_end;
8444 | }
8445 | offset += 2;
8446 | offset_end = offset + filters_length;
8447 |
8448 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
8449 |
8450 | while (offset < offset_end) {
8451 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
8452 | hf->ett.hs_ext_oid_filter, NULL((void*)0), "OID Filter");
8453 |
8454 | /* opaque certificate_extension_oid<1..2^8-1> */
8455 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &oid_length,
8456 | hf->hf.hs_ext_oid_filters_oid_length, 1, UINT8_MAX(255))) {
8457 | return offset_end;
8458 | }
8459 | offset++;
8460 | dissect_ber_object_identifier_str(false0, &asn1_ctx, subtree, tvb, offset,
8461 | hf->hf.hs_ext_oid_filters_oid, &oid);
8462 | offset += oid_length;
8463 |
8464 | /* Append OID to tree label */
8465 | name = oid_resolved_from_string(pinfo->pool, oid);
8466 | proto_item_append_text(subtree, " (%s)", name ? name : oid);
8467 |
8468 | /* opaque certificate_extension_values<0..2^16-1> */
8469 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &values_length,
8470 | hf->hf.hs_ext_oid_filters_values_length, 0, UINT16_MAX(65535))) {
8471 | return offset_end;
8472 | }
8473 | offset += 2;
8474 | proto_item_set_len(subtree, 1 + oid_length + 2 + values_length);
8475 | if (values_length > 0) {
8476 | value_offset = offset;
8477 | value_offset = dissect_ber_identifier(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0), NULL((void*)0));
8478 | value_offset = dissect_ber_length(pinfo, subtree, tvb, value_offset, NULL((void*)0), NULL((void*)0));
8479 | call_ber_oid_callback(oid, tvb, value_offset, pinfo, subtree, NULL((void*)0));
8480 | }
8481 | offset += values_length;
8482 | }
8483 |
8484 | return offset;
8485 | }
8486 |
8487 | static int
8488 | ssl_dissect_hnd_hello_ext_server_name(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8489 | packet_info *pinfo, proto_tree *tree,
8490 | uint32_t offset, uint32_t offset_end)
8491 | {
8492 | /* https://tools.ietf.org/html/rfc6066#section-3
8493 | *
8494 | * struct {
8495 | * NameType name_type;
8496 | * select (name_type) {
8497 | * case host_name: HostName;
8498 | * } name;
8499 | * } ServerName;
8500 | *
8501 | * enum {
8502 | * host_name(0), (255)
8503 | * } NameType;
8504 | *
8505 | * opaque HostName<1..2^16-1>;
8506 | *
8507 | * struct {
8508 | * ServerName server_name_list<1..2^16-1>
8509 | * } ServerNameList;
8510 | */
8511 | proto_tree *server_name_tree;
8512 | uint32_t list_length, server_name_length, next_offset;
8513 |
8514 | /* The server SHALL include "server_name" extension with empty data. */
8515 | if (offset == offset_end) {
8516 | return offset;
8517 | }
8518 |
8519 | server_name_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset, hf->ett.hs_ext_server_name, NULL((void*)0), "Server Name Indication extension");
8520 |
8521 | /* ServerName server_name_list<1..2^16-1> */
8522 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, offset_end, &list_length,
8523 | hf->hf.hs_ext_server_name_list_len, 1, UINT16_MAX(65535))) {
8524 | return offset_end;
8525 | }
8526 | offset += 2;
8527 | next_offset = offset + list_length;
8528 |
8529 | while (offset < next_offset) {
8530 | uint32_t name_type;
8531 | const char *server_name = NULL((void*)0);
8532 | proto_tree_add_item_ret_uint(server_name_tree, hf->hf.hs_ext_server_name_type,
8533 | tvb, offset, 1, ENC_NA0x00000000, &name_type);
8534 | offset++;
8535 |
8536 | /* opaque HostName<1..2^16-1> */
8537 | if (!ssl_add_vector(hf, tvb, pinfo, server_name_tree, offset, next_offset, &server_name_length,
8538 | hf->hf.hs_ext_server_name_len, 1, UINT16_MAX(65535))) {
8539 | return next_offset;
8540 | }
8541 | offset += 2;
8542 |
8543 | proto_tree_add_item_ret_string(server_name_tree, hf->hf.hs_ext_server_name,
8544 | tvb, offset, server_name_length, ENC_ASCII0x00000000|ENC_NA0x00000000,
8545 | pinfo->pool, (const uint8_t**)&server_name);
8546 | offset += server_name_length;
8547 | // Each type must only occur once, so we don't check for duplicates.
8548 | if (name_type == 0) {
8549 | proto_item_append_text(tree, " name=%s", server_name);
8550 | col_append_fstr(pinfo->cinfo, COL_INFO, " (SNI=%s)", server_name);
8551 |
8552 | if (gbl_resolv_flags.handshake_sni_addr_resolution) {
8553 | // Client Hello: Client (Src) -> Server (Dst)
8554 | switch (pinfo->dst.type) {
8555 | case AT_IPv4:
8556 | if (pinfo->dst.len == sizeof(uint32_t)) {
8557 | add_ipv4_name(*(uint32_t *)pinfo->dst.data, server_name, false0);
8558 | }
8559 | break;
8560 | case AT_IPv6:
8561 | if (pinfo->dst.len == sizeof(ws_in6_addr)) {
8562 | add_ipv6_name(pinfo->dst.data, server_name, false0);
8563 | }
8564 | break;
8565 | }
8566 | }
8567 | }
8568 | }
8569 | return offset;
8570 | }
8571 |
8572 | static int
8573 | ssl_dissect_hnd_hello_ext_session_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8574 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint8_t hnd_type, SslDecryptSession *ssl)
8575 | {
8576 | unsigned ext_len = offset_end - offset;
8577 | if (hnd_type == SSL_HND_CLIENT_HELLO && ssl && ext_len != 0) {
8578 | tvb_ensure_bytes_exist(tvb, offset, ext_len);
8579 | /* Save the Session Ticket such that it can be used as identifier for
8580 | * restoring a previous Master Secret (in ChangeCipherSpec) */
8581 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
8582 | ssl->session_ticket.data, ext_len);
8583 | ssl->session_ticket.data_len = ext_len;
8584 | tvb_memcpy(tvb,ssl->session_ticket.data, offset, ext_len);
8585 | }
8586 | proto_tree_add_item(tree, hf->hf.hs_ext_session_ticket,
8587 | tvb, offset, ext_len, ENC_NA0x00000000);
8588 | return offset + ext_len;
8589 | }
8590 |
8591 | static int
8592 | ssl_dissect_hnd_hello_ext_cert_type(ssl_common_dissect_t *hf, tvbuff_t *tvb,
8593 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8594 | uint8_t hnd_type, uint16_t ext_type, SslSession *session)
8595 | {
8596 | uint8_t cert_list_length;
8597 | uint8_t cert_type;
8598 | proto_tree *cert_list_tree;
8599 | proto_item *ti;
8600 |
8601 | switch(hnd_type){
8602 | case SSL_HND_CLIENT_HELLO:
8603 | cert_list_length = tvb_get_uint8(tvb, offset);
8604 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_types_len,
8605 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8606 | offset += 1;
8607 | if (offset_end - offset != (uint32_t)cert_list_length)
8608 | return offset;
8609 |
8610 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_cert_types, tvb, offset,
8611 | cert_list_length, cert_list_length);
8612 | proto_item_append_text(ti, " (%d)", cert_list_length);
8613 |
8614 | /* make this a subtree */
8615 | cert_list_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_cert_types);
8616 |
8617 | /* loop over all point formats */
8618 | while (cert_list_length > 0)
8619 | {
8620 | proto_tree_add_item(cert_list_tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8621 | offset++;
8622 | cert_list_length--;
8623 | }
8624 | break;
8625 | case SSL_HND_SERVER_HELLO:
8626 | case SSL_HND_ENCRYPTED_EXTENSIONS:
8627 | case SSL_HND_CERTIFICATE:
8628 | cert_type = tvb_get_uint8(tvb, offset);
8629 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8630 | offset += 1;
8631 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19) {
8632 | session->client_cert_type = cert_type;
8633 | }
8634 | if (ext_type == SSL_HND_HELLO_EXT_CERT_TYPE9 || ext_type == SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20) {
8635 | session->server_cert_type = cert_type;
8636 | }
8637 | break;
8638 | default: /* no default */
8639 | break;
8640 | }
8641 |
8642 | return offset;
8643 | }
8644 |
8645 | static uint32_t
8646 | ssl_dissect_hnd_hello_ext_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8647 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8648 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8649 | {
8650 | uint32_t compress_certificate_algorithms_length, next_offset;
8651 |
8652 | /* https://tools.ietf.org/html/draft-ietf-tls-certificate-compression-03#section-3.0
8653 | * enum {
8654 | * zlib(1),
8655 | * brotli(2),
8656 | * (65535)
8657 | * } CertificateCompressionAlgorithm;
8658 | *
8659 | * struct {
8660 | * CertificateCompressionAlgorithm algorithms<1..2^8-1>;
8661 | * } CertificateCompressionAlgorithms;
8662 | */
8663 | switch (hnd_type) {
8664 | case SSL_HND_CLIENT_HELLO:
8665 | case SSL_HND_CERT_REQUEST:
8666 | /* CertificateCompressionAlgorithm algorithms<1..2^8-1>;*/
8667 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compress_certificate_algorithms_length,
8668 | hf->hf.hs_ext_compress_certificate_algorithms_length, 1, UINT8_MAX(255)-1)) {
8669 | return offset_end;
8670 | }
8671 | offset += 1;
8672 | next_offset = offset + compress_certificate_algorithms_length;
8673 |
8674 | while (offset < next_offset) {
8675 | proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_algorithm,
8676 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8677 | offset += 2;
8678 | }
8679 | break;
8680 | default:
8681 | break;
8682 | }
8683 |
8684 | return offset;
8685 | }
8686 |
8687 | static uint32_t
8688 | ssl_dissect_hnd_hello_ext_token_binding(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8689 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8690 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8691 | {
8692 | uint32_t key_parameters_length, next_offset;
8693 | proto_item *p_ti;
8694 | proto_tree *p_tree;
8695 |
8696 | /* RFC 8472
8697 | *
8698 | * struct {
8699 | * uint8 major;
8700 | * uint8 minor;
8701 | * } TB_ProtocolVersion;
8702 | *
8703 | * enum {
8704 | * rsa2048_pkcs1.5(0), rsa2048_pss(1), ecdsap256(2), (255)
8705 | * } TokenBindingKeyParameters;
8706 | *
8707 | * struct {
8708 | * TB_ProtocolVersion token_binding_version;
8709 | * TokenBindingKeyParameters key_parameters_list<1..2^8-1>
8710 | * } TokenBindingParameters;
8711 | */
8712 |
8713 | switch (hnd_type) {
8714 | case SSL_HND_CLIENT_HELLO:
8715 | case SSL_HND_SERVER_HELLO:
8716 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_major, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8717 | offset += 1;
8718 | proto_tree_add_item(tree, hf->hf.hs_ext_token_binding_version_minor, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8719 | offset += 1;
8720 |
8721 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &key_parameters_length,
8722 | hf->hf.hs_ext_token_binding_key_parameters_length, 1, UINT8_MAX(255))) {
8723 | return offset_end;
8724 | }
8725 | offset += 1;
8726 | next_offset = offset + key_parameters_length;
8727 |
8728 | p_ti = proto_tree_add_none_format(tree,
8729 | hf->hf.hs_ext_token_binding_key_parameters,
8730 | tvb, offset, key_parameters_length,
8731 | "Key parameters identifiers (%d identifier%s)",
8732 | key_parameters_length,
8733 | plurality(key_parameters_length, "", "s")((key_parameters_length) == 1 ? ("") : ("s")));
8734 | p_tree = proto_item_add_subtree(p_ti, hf->ett.hs_ext_token_binding_key_parameters);
8735 |
8736 | while (offset < next_offset) {
8737 | proto_tree_add_item(p_tree, hf->hf.hs_ext_token_binding_key_parameter,
8738 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
8739 | offset += 1;
8740 | }
8741 |
8742 | if (!ssl_end_vector(hf, tvb, pinfo, p_tree, offset, next_offset)) {
8743 | offset = next_offset;
8744 | }
8745 |
8746 | break;
8747 | default:
8748 | break;
8749 | }
8750 |
8751 | return offset;
8752 | }
8753 |
8754 | static uint32_t
8755 | ssl_dissect_hnd_hello_ext_quic_transport_parameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
8756 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
8757 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
8758 | {
8759 | bool_Bool use_varint_encoding = true1; // Whether this is draft -27 or newer.
8760 | uint32_t next_offset;
8761 |
8762 | /* https://tools.ietf.org/html/draft-ietf-quic-transport-25#section-18
8763 | *
8764 | * Note: the following structures are not literally defined in the spec,
8765 | * they instead use an ASCII diagram.
8766 | *
8767 | * struct {
8768 | * uint16 id;
8769 | * opaque value<0..2^16-1>;
8770 | * } TransportParameter; // before draft -27
8771 | * TransportParameter TransportParameters<0..2^16-1>; // before draft -27
8772 | *
8773 | * struct {
8774 | * opaque ipv4Address[4];
8775 | * uint16 ipv4Port;
8776 | * opaque ipv6Address[16];
8777 | * uint16 ipv6Port;
8778 | * opaque connectionId<0..18>;
8779 | * opaque statelessResetToken[16];
8780 | * } PreferredAddress;
8781 | */
8782 |
8783 | if (offset_end - offset >= 6 &&
8784 | 2 + (unsigned)tvb_get_ntohs(tvb, offset) == offset_end - offset &&
8785 | 6 + (unsigned)tvb_get_ntohs(tvb, offset + 4) <= offset_end - offset) {
8786 | // Assume encoding of Transport Parameters draft -26 or older with at
8787 | // least one transport parameter that has a valid length.
8788 | use_varint_encoding = false0;
8789 | }
8790 |
8791 | if (use_varint_encoding) {
8792 | next_offset = offset_end;
8793 | } else {
8794 | uint32_t quic_length;
8795 | // Assume draft -26 or earlier.
8796 | /* TransportParameter TransportParameters<0..2^16-1>; */
8797 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &quic_length,
8798 | hf->hf.hs_ext_quictp_len, 0, UINT16_MAX(65535))) {
8799 | return offset_end;
8800 | }
8801 | offset += 2;
8802 | next_offset = offset + quic_length;
8803 | }
8804 |
8805 | while (offset < next_offset) {
8806 | uint64_t parameter_type; /* 62-bit space */
8807 | uint32_t parameter_length;
8808 | proto_tree *parameter_tree;
8809 | uint32_t parameter_end_offset;
8810 | uint64_t value;
8811 | uint32_t i;
8812 | int len = 0;
8813 |
8814 | parameter_tree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.hs_ext_quictp_parameter,
8815 | NULL((void*)0), "Parameter");
8816 | /* TransportParameter ID and Length. */
8817 | if (use_varint_encoding) {
8818 | uint64_t parameter_length64;
8819 | int type_len = 0;
8820 |
8821 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8822 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_type, &type_len);
8823 | offset += type_len;
8824 |
8825 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_len,
8826 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &parameter_length64, &len);
8827 | parameter_length = (uint32_t)parameter_length64;
8828 | offset += len;
8829 |
8830 | proto_item_set_len(parameter_tree, type_len + len + parameter_length);
8831 | } else {
8832 | parameter_type = tvb_get_ntohs(tvb, offset);
8833 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_type,
8834 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8835 | offset += 2;
8836 |
8837 | /* opaque value<0..2^16-1> */
8838 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, next_offset, &parameter_length,
8839 | hf->hf.hs_ext_quictp_parameter_len_old, 0, UINT16_MAX(65535))) {
8840 | return next_offset;
8841 | }
8842 | offset += 2;
8843 |
8844 | proto_item_set_len(parameter_tree, 4 + parameter_length);
8845 | }
8846 |
8847 | if (IS_GREASE_QUIC(parameter_type)((parameter_type) > 27 ? ((((parameter_type) - 27) % 31) == 0) : 0)) {
8848 | proto_item_append_text(parameter_tree, ": GREASE");
8849 | } else {
8850 | proto_item_append_text(parameter_tree, ": %s", val64_to_str_wmem(pinfo->pool, parameter_type, quic_transport_parameter_id, "Unknown 0x%04x"));
8851 | }
8852 |
8853 | proto_item_append_text(parameter_tree, " (len=%u)", parameter_length);
8854 | parameter_end_offset = offset + parameter_length;
8855 |
8856 | /* Omit the value field if the parameter's length is 0. */
8857 | if (parameter_length != 0) {
8858 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_value,
8859 | tvb, offset, parameter_length, ENC_NA0x00000000);
8860 | }
8861 |
8862 | switch (parameter_type) {
8863 | case SSL_HND_QUIC_TP_ORIGINAL_DESTINATION_CONNECTION_ID0x00:
8864 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_original_destination_connection_id,
8865 | tvb, offset, parameter_length, ENC_NA0x00000000);
8866 | offset += parameter_length;
8867 | break;
8868 | case SSL_HND_QUIC_TP_MAX_IDLE_TIMEOUT0x01:
8869 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_idle_timeout,
8870 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8871 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " ms", value);
8872 | offset += len;
8873 | break;
8874 | case SSL_HND_QUIC_TP_STATELESS_RESET_TOKEN0x02:
8875 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_stateless_reset_token,
8876 | tvb, offset, 16, ENC_BIG_ENDIAN0x00000000);
8877 | quic_add_stateless_reset_token(pinfo, tvb, offset, NULL((void*)0));
8878 | offset += 16;
8879 | break;
8880 | case SSL_HND_QUIC_TP_MAX_UDP_PAYLOAD_SIZE0x03:
8881 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_udp_payload_size,
8882 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8883 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8884 | /*TODO display expert info about invalid value (< 1252 or >65527) ? */
8885 | offset += len;
8886 | break;
8887 | case SSL_HND_QUIC_TP_INITIAL_MAX_DATA0x04:
8888 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_data,
8889 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8890 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8891 | offset += len;
8892 | break;
8893 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL0x05:
8894 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_local,
8895 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8896 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8897 | offset += len;
8898 | break;
8899 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE0x06:
8900 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_bidi_remote,
8901 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8902 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8903 | offset += len;
8904 | break;
8905 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI0x07:
8906 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_stream_data_uni,
8907 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8908 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8909 | offset += len;
8910 | break;
8911 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_UNI0x09:
8912 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_uni,
8913 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8914 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8915 | offset += len;
8916 | break;
8917 | case SSL_HND_QUIC_TP_INITIAL_MAX_STREAMS_BIDI0x08:
8918 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_streams_bidi,
8919 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8920 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8921 | offset += len;
8922 | break;
8923 | case SSL_HND_QUIC_TP_ACK_DELAY_EXPONENT0x0a:
8924 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_ack_delay_exponent,
8925 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
8926 | /*TODO display multiplier (x8) and expert info about invalid value (> 20) ? */
8927 | offset += len;
8928 | break;
8929 | case SSL_HND_QUIC_TP_MAX_ACK_DELAY0x0b:
8930 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_ack_delay,
8931 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8932 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8933 | offset += len;
8934 | break;
8935 | case SSL_HND_QUIC_TP_DISABLE_ACTIVE_MIGRATION0x0c:
8936 | /* No Payload */
8937 | break;
8938 | case SSL_HND_QUIC_TP_PREFERRED_ADDRESS0x0d: {
8939 | uint32_t connectionid_length;
8940 | quic_cid_t cid;
8941 |
8942 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4address,
8943 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
8944 | offset += 4;
8945 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv4port,
8946 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8947 | offset += 2;
8948 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6address,
8949 | tvb, offset, 16, ENC_NA0x00000000);
8950 | offset += 16;
8951 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_ipv6port,
8952 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
8953 | offset += 2;
8954 | /* XXX - Should we add these addresses and ports as addresses that the client
8955 | * is allowed / expected to migrate the server address to? Right now we don't
8956 | * enforce that (see RFC 9000 Section 9, which implies that while the client
8957 | * can migrate to whatever address it wants, it can only migrate the server
8958 | * address to the Server's Preferred Address as in 9.6. Also Issue #20165.)
8959 | */
8960 |
8961 | if (!ssl_add_vector(hf, tvb, pinfo, parameter_tree, offset, offset_end, &connectionid_length,
8962 | hf->hf.hs_ext_quictp_parameter_pa_connectionid_length, 0, 20)) {
8963 | break;
8964 | }
8965 | offset += 1;
8966 |
8967 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_connectionid,
8968 | tvb, offset, connectionid_length, ENC_NA0x00000000);
8969 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8970 | cid.len = connectionid_length;
8971 | // RFC 9000 5.1.1 "If the preferred_address transport
8972 | // parameter is sent, the sequence number of the supplied
8973 | // connection ID is 1."
8974 | cid.seq_num = 1;
8975 | // Multipath draft-07 "Also, the Path Identifier for the
8976 | // connection ID specified in the "preferred address"
8977 | // transport parameter is 0."
8978 | cid.path_id = 0;
8979 | tvb_memcpy(tvb, cid.cid, offset, connectionid_length);
8980 | quic_add_connection(pinfo, &cid);
8981 | }
8982 | offset += connectionid_length;
8983 |
8984 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_pa_statelessresettoken,
8985 | tvb, offset, 16, ENC_NA0x00000000);
8986 | if (connectionid_length >= 1 && connectionid_length <= QUIC_MAX_CID_LENGTH20) {
8987 | quic_add_stateless_reset_token(pinfo, tvb, offset, &cid);
8988 | }
8989 | offset += 16;
8990 | }
8991 | break;
8992 | case SSL_HND_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT0x0e:
8993 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_active_connection_id_limit,
8994 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
8995 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
8996 | offset += len;
8997 | break;
8998 | case SSL_HND_QUIC_TP_INITIAL_SOURCE_CONNECTION_ID0x0f:
8999 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_source_connection_id,
9000 | tvb, offset, parameter_length, ENC_NA0x00000000);
9001 | offset += parameter_length;
9002 | break;
9003 | case SSL_HND_QUIC_TP_RETRY_SOURCE_CONNECTION_ID0x10:
9004 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_retry_source_connection_id,
9005 | tvb, offset, parameter_length, ENC_NA0x00000000);
9006 | offset += parameter_length;
9007 | break;
9008 | case SSL_HND_QUIC_TP_MAX_DATAGRAM_FRAME_SIZE0x20:
9009 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_max_datagram_frame_size,
9010 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9011 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
9012 | offset += len;
9013 | break;
9014 | case SSL_HND_QUIC_TP_CIBIR_ENCODING0x1000:
9015 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_length,
9016 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9017 | proto_item_append_text(parameter_tree, " Length: %" PRIu64"l" "u", value);
9018 | offset += len;
9019 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_cibir_encoding_offset,
9020 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9021 | proto_item_append_text(parameter_tree, ", Offset: %" PRIu64"l" "u", value);
9022 | offset += len;
9023 | break;
9024 | case SSL_HND_QUIC_TP_LOSS_BITS0x1057:
9025 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_loss_bits,
9026 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9027 | if (len > 0) {
9028 | quic_add_loss_bits(pinfo, value);
9029 | }
9030 | offset += 1;
9031 | break;
9032 | case SSL_HND_QUIC_TP_ADDRESS_DISCOVERY0x9f81a176:
9033 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_address_discovery,
9034 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, NULL((void*)0), &len);
9035 | offset += len;
9036 | break;
9037 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_OLD0xde1a:
9038 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT_V10xFF03DE1A:
9039 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY_DRAFT050xff04de1a:
9040 | case SSL_HND_QUIC_TP_MIN_ACK_DELAY0xff04de1b:
9041 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_min_ack_delay,
9042 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9043 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u", value);
9044 | offset += len;
9045 | break;
9046 | case SSL_HND_QUIC_TP_GOOGLE_USER_AGENT0x3129:
9047 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_user_agent_id,
9048 | tvb, offset, parameter_length, ENC_ASCII0x00000000|ENC_NA0x00000000);
9049 | offset += parameter_length;
9050 | break;
9051 | case SSL_HND_QUIC_TP_GOOGLE_KEY_UPDATE_NOT_YET_SUPPORTED0x312B:
9052 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_key_update_not_yet_supported,
9053 | tvb, offset, parameter_length, ENC_NA0x00000000);
9054 | offset += parameter_length;
9055 | break;
9056 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_VERSION0x4752:
9057 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_version,
9058 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
9059 | offset += 4;
9060 | if (hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS) { /* From server */
9061 | uint32_t versions_length;
9062 |
9063 | proto_tree_add_item_ret_uint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_supported_versions_length,
9064 | tvb, offset, 1, ENC_NA0x00000000, &versions_length);
9065 | offset += 1;
9066 | for (i = 0; i < versions_length / 4; i++) {
9067 | quic_proto_tree_add_version(tvb, parameter_tree,
9068 | hf->hf.hs_ext_quictp_parameter_google_supported_version, offset);
9069 | offset += 4;
9070 | }
9071 | }
9072 | break;
9073 | case SSL_HND_QUIC_TP_GOOGLE_INITIAL_RTT0x3127:
9074 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_initial_rtt,
9075 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9076 | proto_item_append_text(parameter_tree, " %" PRIu64"l" "u" " us", value);
9077 | offset += len;
9078 | break;
9079 | case SSL_HND_QUIC_TP_GOOGLE_SUPPORT_HANDSHAKE_DONE0x312A:
9080 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_support_handshake_done,
9081 | tvb, offset, parameter_length, ENC_NA0x00000000);
9082 | offset += parameter_length;
9083 | break;
9084 | case SSL_HND_QUIC_TP_GOOGLE_QUIC_PARAMS0x4751:
9085 | /* This field was used for non-standard Google-specific parameters encoded as a
9086 | * Google QUIC_CRYPTO CHLO and it has been replaced (version >= T051) by individual
9087 | * parameters. Report it as a bytes blob... */
9088 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params,
9089 | tvb, offset, parameter_length, ENC_NA0x00000000);
9090 | /* ... and try decoding it: not sure what the first 4 bytes are (but they seems to be always 0) */
9091 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_quic_params_unknown_field,
9092 | tvb, offset, 4, ENC_NA0x00000000);
9093 | dissect_gquic_tags(tvb, pinfo, parameter_tree, offset + 4);
9094 | offset += parameter_length;
9095 | break;
9096 | case SSL_HND_QUIC_TP_GOOGLE_CONNECTION_OPTIONS0x3128:
9097 | proto_tree_add_item(parameter_tree, hf->hf.hs_ext_quictp_parameter_google_connection_options,
9098 | tvb, offset, parameter_length, ENC_NA0x00000000);
9099 | offset += parameter_length;
9100 | break;
9101 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP0x7157:
9102 | /* No Payload */
9103 | break;
9104 | case SSL_HND_QUIC_TP_ENABLE_TIME_STAMP_V20x7158:
9105 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_time_stamp_v2,
9106 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9107 | offset += parameter_length;
9108 | break;
9109 | case SSL_HND_QUIC_TP_VERSION_INFORMATION_DRAFT0xff73db:
9110 | case SSL_HND_QUIC_TP_VERSION_INFORMATION0x11:
9111 | quic_proto_tree_add_version(tvb, parameter_tree,
9112 | hf->hf.hs_ext_quictp_parameter_chosen_version, offset);
9113 | offset += 4;
9114 | for (i = 4; i < parameter_length; i += 4) {
9115 | quic_proto_tree_add_version(tvb, parameter_tree,
9116 | hf->hf.hs_ext_quictp_parameter_other_version, offset);
9117 | offset += 4;
9118 | }
9119 | break;
9120 | case SSL_HND_QUIC_TP_GREASE_QUIC_BIT0x2ab2:
9121 | /* No Payload */
9122 | quic_add_grease_quic_bit(pinfo);
9123 | break;
9124 | case SSL_HND_QUIC_TP_FACEBOOK_PARTIAL_RELIABILITY0xFF00:
9125 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_facebook_partial_reliability,
9126 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9127 | offset += parameter_length;
9128 | break;
9129 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT040x0f739bbc1b666d04:
9130 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_enable_multipath,
9131 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9132 | if (value == 1) {
9133 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9134 | }
9135 | offset += parameter_length;
9136 | break;
9137 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH_DRAFT050x0f739bbc1b666d05:
9138 | case SSL_HND_QUIC_TP_ENABLE_MULTIPATH0x0f739bbc1b666d06:
9139 | /* No Payload */
9140 | quic_add_multipath(pinfo, QUIC_MP_NO_PATH_ID1);
9141 | break;
9142 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATHS0x0f739bbc1b666d07:
9143 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_paths,
9144 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9145 | if (value > 1) {
9146 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9147 | }
9148 | /* multipath draft-07: "The value of the initial_max_paths
9149 | * parameter MUST be at least 2." TODO: Expert Info? */
9150 | offset += parameter_length;
9151 | break;
9152 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT090x0f739bbc1b666d09:
9153 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT110x0f739bbc1b666d11:
9154 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID_DRAFT120x0f739bbc1b666d0c:
9155 | case SSL_HND_QUIC_TP_INITIAL_MAX_PATH_ID0x0f739bbc1b666d0d:
9156 | proto_tree_add_item_ret_varint(parameter_tree, hf->hf.hs_ext_quictp_parameter_initial_max_path_id,
9157 | tvb, offset, -1, ENC_VARINT_QUIC0x00000004, &value, &len);
9158 | /* multipath draft-09 and later: "If an endpoint receives an
9159 | * initial_max_path_id transport parameter with value 0, the
9160 | * peer aims to enable the multipath extension without allowing
9161 | * extra paths immediately."
9162 | */
9163 | quic_add_multipath(pinfo, QUIC_MP_PATH_ID2);
9164 | offset += parameter_length;
9165 | break;
9166 | default:
9167 | offset += parameter_length;
9168 | /*TODO display expert info about unknown ? */
9169 | break;
9170 | }
9171 |
9172 | if (!ssl_end_vector(hf, tvb, pinfo, parameter_tree, offset, parameter_end_offset)) {
9173 | /* Dissection did not end at expected location, fix it. */
9174 | offset = parameter_end_offset;
9175 | }
9176 | }
9177 |
9178 | return offset;
9179 | }
9180 |
9181 | static int
9182 | ssl_dissect_hnd_hello_common(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9183 | proto_tree *tree, uint32_t offset,
9184 | SslSession *session, SslDecryptSession *ssl,
9185 | bool_Bool from_server, bool_Bool is_hrr)
9186 | {
9187 | uint8_t sessid_length;
9188 | proto_item *ti;
9189 | proto_tree *rnd_tree;
9190 | proto_tree *ti_rnd;
9191 | proto_tree *ech_confirm_tree;
9192 | uint8_t draft_version = session->tls13_draft_version;
9193 |
9194 | if (ssl) {
9195 | StringInfo *rnd;
9196 | if (from_server)
9197 | rnd = &ssl->server_random;
9198 | else
9199 | rnd = &ssl->client_random;
9200 |
9201 | /* save provided random for later keyring generation */
9202 | tvb_memcpy(tvb, rnd->data, offset, 32);
9203 | rnd->data_len = 32;
9204 | if (from_server)
9205 | ssl->state |= SSL_SERVER_RANDOM(1<<1);
9206 | else
9207 | ssl->state |= SSL_CLIENT_RANDOM(1<<0);
9208 | ssl_debug_printf("%s found %s RANDOM -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)),
9209 | from_server ? "SERVER" : "CLIENT", ssl->state);
9210 | }
9211 |
9212 | if (!from_server && session->client_random.data_len == 0) {
9213 | session->client_random.data_len = 32;
9214 | tvb_memcpy(tvb, session->client_random.data, offset, 32);
9215 | }
9216 |
9217 | ti_rnd = proto_tree_add_item(tree, hf->hf.hs_random, tvb, offset, 32, ENC_NA0x00000000);
9218 |
9219 | if ((session->version != TLSV1DOT3_VERSION0x304) && (session->version != DTLSV1DOT3_VERSION0xfefc)) { /* No time on first bytes random with TLS 1.3 */
9220 |
9221 | rnd_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9222 | /* show the time */
9223 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_time,
9224 | tvb, offset, 4, ENC_TIME_SECS0x00000012|ENC_BIG_ENDIAN0x00000000);
9225 | offset += 4;
9226 |
9227 | /* show the random bytes */
9228 | proto_tree_add_item(rnd_tree, hf->hf.hs_random_bytes,
9229 | tvb, offset, 28, ENC_NA0x00000000);
9230 | offset += 28;
9231 | } else {
9232 | if (is_hrr) {
9233 | proto_item_append_text(ti_rnd, " (HelloRetryRequest magic)");
9234 | } else if (from_server && session->ech) {
9235 | ech_confirm_tree = proto_item_add_subtree(ti_rnd, hf->ett.hs_random);
9236 | proto_tree_add_item(ech_confirm_tree, hf->hf.hs_ech_confirm, tvb, offset + 24, 8, ENC_NA0x00000000);
9237 | ti = proto_tree_add_bytes_with_length(ech_confirm_tree, hf->hf.hs_ech_confirm_compute, tvb, offset + 24, 0,
9238 | session->ech_confirmation, 8);
9239 | proto_item_set_generated(ti);
9240 | if (memcmp(session->ech_confirmation, tvb_get_ptr(tvb, offset+24, 8), 8)) {
9241 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
9242 | } else {
9243 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
9244 | }
9245 | }
9246 |
9247 | offset += 32;
9248 | }
9249 |
9250 | /* No Session ID with TLS 1.3 on Server Hello before draft -22 */
9251 | if (from_server == 0 || !(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
9252 | /* show the session id (length followed by actual Session ID) */
9253 | sessid_length = tvb_get_uint8(tvb, offset);
9254 | proto_tree_add_item(tree, hf->hf.hs_session_id_len,
9255 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9256 | offset++;
9257 |
9258 | if (ssl) {
9259 | /* save the authoritative SID for later use in ChangeCipherSpec.
9260 | * (D)TLS restricts the SID to 32 chars, it does not make sense to
9261 | * save more, so ignore larger ones. */
9262 | if (from_server && sessid_length <= 32) {
9263 | tvb_memcpy(tvb, ssl->session_id.data, offset, sessid_length);
9264 | ssl->session_id.data_len = sessid_length;
9265 | }
9266 | }
9267 | if (sessid_length > 0) {
9268 | proto_tree_add_item(tree, hf->hf.hs_session_id,
9269 | tvb, offset, sessid_length, ENC_NA0x00000000);
9270 | offset += sessid_length;
9271 | }
9272 | }
9273 |
9274 | return offset;
9275 | }
9276 |
9277 | static int
9278 | ssl_dissect_hnd_hello_ext_status_request(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9279 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9280 | bool_Bool has_length)
9281 | {
9282 | /* TLS 1.2/1.3 status_request Client Hello Extension.
9283 | * TLS 1.2 status_request_v2 CertificateStatusRequestItemV2 type.
9284 | * https://tools.ietf.org/html/rfc6066#section-8 (status_request)
9285 | * https://tools.ietf.org/html/rfc6961#section-2.2 (status_request_v2)
9286 | * struct {
9287 | * CertificateStatusType status_type;
9288 | * uint16 request_length; // for status_request_v2
9289 | * select (status_type) {
9290 | * case ocsp: OCSPStatusRequest;
9291 | * case ocsp_multi: OCSPStatusRequest;
9292 | * } request;
9293 | * } CertificateStatusRequest; // CertificateStatusRequestItemV2
9294 | *
9295 | * enum { ocsp(1), ocsp_multi(2), (255) } CertificateStatusType;
9296 | * struct {
9297 | * ResponderID responder_id_list<0..2^16-1>;
9298 | * Extensions request_extensions;
9299 | * } OCSPStatusRequest;
9300 | * opaque ResponderID<1..2^16-1>;
9301 | * opaque Extensions<0..2^16-1>;
9302 | */
9303 | unsigned cert_status_type;
9304 |
9305 | cert_status_type = tvb_get_uint8(tvb, offset);
9306 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_type,
9307 | tvb, offset, 1, ENC_NA0x00000000);
9308 | offset++;
9309 |
9310 | if (has_length) {
9311 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_status_request_len,
9312 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9313 | offset += 2;
9314 | }
9315 |
9316 | switch (cert_status_type) {
9317 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9318 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9319 | {
9320 | uint32_t responder_id_list_len;
9321 | uint32_t request_extensions_len;
9322 |
9323 | /* ResponderID responder_id_list<0..2^16-1> */
9324 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &responder_id_list_len,
9325 | hf->hf.hs_ext_cert_status_responder_id_list_len, 0, UINT16_MAX(65535))) {
9326 | return offset_end;
9327 | }
9328 | offset += 2;
9329 | if (responder_id_list_len != 0) {
9330 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9331 | tvb, offset, responder_id_list_len,
9332 | "Responder ID list is not implemented, contact Wireshark"
9333 | " developers if you want this to be supported");
9334 | }
9335 | offset += responder_id_list_len;
9336 |
9337 | /* opaque Extensions<0..2^16-1> */
9338 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &request_extensions_len,
9339 | hf->hf.hs_ext_cert_status_request_extensions_len, 0, UINT16_MAX(65535))) {
9340 | return offset_end;
9341 | }
9342 | offset += 2;
9343 | if (request_extensions_len != 0) {
9344 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.hs_ext_cert_status_undecoded,
9345 | tvb, offset, request_extensions_len,
9346 | "Request Extensions are not implemented, contact"
9347 | " Wireshark developers if you want this to be supported");
9348 | }
9349 | offset += request_extensions_len;
9350 | break;
9351 | }
9352 | }
9353 |
9354 | return offset;
9355 | }
9356 |
9357 | static unsigned
9358 | ssl_dissect_hnd_hello_ext_status_request_v2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9359 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9360 | {
9361 | /* https://tools.ietf.org/html/rfc6961#section-2.2
9362 | * struct {
9363 | * CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1>;
9364 | * } CertificateStatusRequestListV2;
9365 | */
9366 | uint32_t req_list_length, next_offset;
9367 |
9368 | /* CertificateStatusRequestItemV2 certificate_status_req_list<1..2^16-1> */
9369 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &req_list_length,
9370 | hf->hf.hs_ext_cert_status_request_list_len, 1, UINT16_MAX(65535))) {
9371 | return offset_end;
9372 | }
9373 | offset += 2;
9374 | next_offset = offset + req_list_length;
9375 |
9376 | while (offset < next_offset) {
9377 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, tree, offset, next_offset, true1);
9378 | }
9379 |
9380 | return offset;
9381 | }
9382 |
9383 | static uint32_t
9384 | tls_dissect_ocsp_response(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9385 | uint32_t offset, uint32_t offset_end)
9386 | {
9387 | uint32_t response_length;
9388 | proto_item *ocsp_resp;
9389 | proto_tree *ocsp_resp_tree;
9390 | asn1_ctx_t asn1_ctx;
9391 |
9392 | /* opaque OCSPResponse<1..2^24-1>; */
9393 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &response_length,
9394 | hf->hf.hs_ocsp_response_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9395 | return offset_end;
9396 | }
9397 | offset += 3;
9398 |
9399 | ocsp_resp = proto_tree_add_item(tree, proto_ocsp, tvb, offset,
9400 | response_length, ENC_BIG_ENDIAN0x00000000);
9401 | proto_item_set_text(ocsp_resp, "OCSP Response");
9402 | ocsp_resp_tree = proto_item_add_subtree(ocsp_resp, hf->ett.ocsp_response);
9403 | if (proto_is_protocol_enabled(find_protocol_by_id(proto_ocsp))) {
9404 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
9405 | dissect_ocsp_OCSPResponse(false0, tvb, offset, &asn1_ctx, ocsp_resp_tree, -1);
9406 | }
9407 | offset += response_length;
9408 |
9409 | return offset;
9410 | }
9411 |
9412 | uint32_t
9413 | tls_dissect_hnd_certificate_status(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9414 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9415 | {
9416 | /* TLS 1.2 "CertificateStatus" handshake message.
9417 | * TLS 1.3 "status_request" Certificate extension.
9418 | * struct {
9419 | * CertificateStatusType status_type;
9420 | * select (status_type) {
9421 | * case ocsp: OCSPResponse;
9422 | * case ocsp_multi: OCSPResponseList; // status_request_v2
9423 | * } response;
9424 | * } CertificateStatus;
9425 | * opaque OCSPResponse<1..2^24-1>;
9426 | * struct {
9427 | * OCSPResponse ocsp_response_list<1..2^24-1>;
9428 | * } OCSPResponseList; // status_request_v2
9429 | */
9430 | uint32_t status_type, resp_list_length, next_offset;
9431 |
9432 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_cert_status_type,
9433 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &status_type);
9434 | offset += 1;
9435 |
9436 | switch (status_type) {
9437 | case SSL_HND_CERT_STATUS_TYPE_OCSP1:
9438 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, offset_end);
9439 | break;
9440 |
9441 | case SSL_HND_CERT_STATUS_TYPE_OCSP_MULTI2:
9442 | /* OCSPResponse ocsp_response_list<1..2^24-1> */
9443 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &resp_list_length,
9444 | hf->hf.hs_ocsp_response_list_len, 1, G_MAXUINT24((1U << 24) - 1))) {
9445 | return offset_end;
9446 | }
9447 | offset += 3;
9448 | next_offset = offset + resp_list_length;
9449 |
9450 | while (offset < next_offset) {
9451 | offset = tls_dissect_ocsp_response(hf, tvb, pinfo, tree, offset, next_offset);
9452 | }
9453 | break;
9454 | }
9455 |
9456 | return offset;
9457 | }
9458 |
9459 | static unsigned
9460 | ssl_dissect_hnd_hello_ext_supported_groups(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9461 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9462 | wmem_strbuf_t *ja3)
9463 | {
9464 | /* RFC 8446 Section 4.2.7
9465 | * enum { ..., (0xFFFF) } NamedGroup;
9466 | * struct {
9467 | * NamedGroup named_group_list<2..2^16-1>
9468 | * } NamedGroupList;
9469 | *
9470 | * NOTE: "NamedCurve" (RFC 4492) is renamed to "NamedGroup" (RFC 7919) and
9471 | * the extension itself from "elliptic_curves" to "supported_groups".
9472 | */
9473 | uint32_t groups_length, next_offset;
9474 | proto_tree *groups_tree;
9475 | proto_item *ti;
9476 | char *ja3_dash = "";
9477 |
9478 | /* NamedGroup named_group_list<2..2^16-1> */
9479 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &groups_length,
9480 | hf->hf.hs_ext_supported_groups_len, 2, UINT16_MAX(65535))) {
9481 | return offset_end;
9482 | }
9483 | offset += 2;
9484 | next_offset = offset + groups_length;
9485 |
9486 | ti = proto_tree_add_none_format(tree,
9487 | hf->hf.hs_ext_supported_groups,
9488 | tvb, offset, groups_length,
9489 | "Supported Groups (%d group%s)",
9490 | groups_length / 2,
9491 | plurality(groups_length/2, "", "s")((groups_length/2) == 1 ? ("") : ("s")));
9492 |
9493 | /* make this a subtree */
9494 | groups_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_groups);
9495 |
9496 | if (ja3) {
9497 | wmem_strbuf_append_c(ja3, ',');
9498 | }
9499 | /* loop over all groups */
9500 | while (offset + 2 <= offset_end) {
9501 | uint32_t ext_supported_group;
9502 |
9503 | proto_tree_add_item_ret_uint(groups_tree, hf->hf.hs_ext_supported_group, tvb, offset, 2,
9504 | ENC_BIG_ENDIAN0x00000000, &ext_supported_group);
9505 | offset += 2;
9506 | if (ja3 && !IS_GREASE_TLS(ext_supported_group)((((ext_supported_group) & 0x0f0f) == 0x0a0a) && ( ((ext_supported_group) & 0xff) == (((ext_supported_group) >>8) & 0xff)))) {
9507 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_supported_group);
9508 | ja3_dash = "-";
9509 | }
9510 | }
9511 | if (!ssl_end_vector(hf, tvb, pinfo, groups_tree, offset, next_offset)) {
9512 | offset = next_offset;
9513 | }
9514 |
9515 | return offset;
9516 | }
9517 |
9518 | static int
9519 | ssl_dissect_hnd_hello_ext_ec_point_formats(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9520 | proto_tree *tree, uint32_t offset, wmem_strbuf_t *ja3)
9521 | {
9522 | uint8_t ecpf_length;
9523 | proto_tree *ecpf_tree;
9524 | proto_item *ti;
9525 |
9526 | ecpf_length = tvb_get_uint8(tvb, offset);
9527 | proto_tree_add_item(tree, hf->hf.hs_ext_ec_point_formats_len,
9528 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9529 |
9530 | offset += 1;
9531 | ti = proto_tree_add_none_format(tree,
9532 | hf->hf.hs_ext_ec_point_formats,
9533 | tvb, offset, ecpf_length,
9534 | "Elliptic curves point formats (%d)",
9535 | ecpf_length);
9536 |
9537 | /* make this a subtree */
9538 | ecpf_tree = proto_item_add_subtree(ti, hf->ett.hs_ext_curves_point_formats);
9539 |
9540 | if (ja3) {
9541 | wmem_strbuf_append_c(ja3, ',');
9542 | }
9543 |
9544 | /* loop over all point formats */
9545 | while (ecpf_length > 0)
9546 | {
9547 | uint32_t ext_ec_point_format;
9548 |
9549 | proto_tree_add_item_ret_uint(ecpf_tree, hf->hf.hs_ext_ec_point_format, tvb, offset, 1,
9550 | ENC_BIG_ENDIAN0x00000000, &ext_ec_point_format);
9551 | offset++;
9552 | ecpf_length--;
9553 | if (ja3) {
9554 | wmem_strbuf_append_printf(ja3, "%i", ext_ec_point_format);
9555 | if (ecpf_length > 0) {
9556 | wmem_strbuf_append_c(ja3, '-');
9557 | }
9558 | }
9559 | }
9560 |
9561 | return offset;
9562 | }
9563 |
9564 | static int
9565 | ssl_dissect_hnd_hello_ext_srp(ssl_common_dissect_t *hf, tvbuff_t *tvb,
9566 | packet_info *pinfo, proto_tree *tree,
9567 | uint32_t offset, uint32_t next_offset)
9568 | {
9569 | /* https://tools.ietf.org/html/rfc5054#section-2.8.1
9570 | * opaque srp_I<1..2^8-1>;
9571 | */
9572 | uint32_t username_len;
9573 |
9574 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, next_offset, &username_len,
9575 | hf->hf.hs_ext_srp_len, 1, UINT8_MAX(255))) {
9576 | return next_offset;
9577 | }
9578 | offset++;
9579 |
9580 | proto_tree_add_item(tree, hf->hf.hs_ext_srp_username,
9581 | tvb, offset, username_len, ENC_UTF_80x00000002|ENC_NA0x00000000);
9582 | offset += username_len;
9583 |
9584 | return offset;
9585 | }
9586 |
9587 | static uint32_t
9588 | tls_dissect_sct(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9589 | uint32_t offset, uint32_t offset_end, uint16_t version)
9590 | {
9591 | /* https://tools.ietf.org/html/rfc6962#section-3.2
9592 | * enum { v1(0), (255) } Version;
9593 | * struct {
9594 | * opaque key_id[32];
9595 | * } LogID;
9596 | * opaque CtExtensions<0..2^16-1>;
9597 | * struct {
9598 | * Version sct_version;
9599 | * LogID id;
9600 | * uint64 timestamp;
9601 | * CtExtensions extensions;
9602 | * digitally-signed struct { ... };
9603 | * } SignedCertificateTimestamp;
9604 | */
9605 | uint32_t sct_version;
9606 | uint64_t sct_timestamp_ms;
9607 | nstime_t sct_timestamp;
9608 | uint32_t exts_len;
9609 | const char *log_name;
9610 |
9611 | proto_tree_add_item_ret_uint(tree, hf->hf.sct_sct_version, tvb, offset, 1, ENC_NA0x00000000, &sct_version);
9612 | offset++;
9613 | if (sct_version != 0) {
9614 | // TODO expert info about unknown SCT version?
9615 | return offset;
9616 | }
9617 | proto_tree_add_item(tree, hf->hf.sct_sct_logid, tvb, offset, 32, ENC_BIG_ENDIAN0x00000000);
9618 | log_name = bytesval_to_str_wmem(pinfo->pool, tvb_get_ptr(tvb, offset, 32), 32, ct_logids, "Unknown Log");
9619 | proto_item_append_text(tree, " (%s)", log_name);
9620 | offset += 32;
9621 | sct_timestamp_ms = tvb_get_ntoh64(tvb, offset);
9622 | sct_timestamp.secs = (time_t)(sct_timestamp_ms / 1000);
9623 | sct_timestamp.nsecs = (int)((sct_timestamp_ms % 1000) * 1000000);
9624 | proto_tree_add_time(tree, hf->hf.sct_sct_timestamp, tvb, offset, 8, &sct_timestamp);
9625 | offset += 8;
9626 | /* opaque CtExtensions<0..2^16-1> */
9627 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
9628 | hf->hf.sct_sct_extensions_length, 0, UINT16_MAX(65535))) {
9629 | return offset_end;
9630 | }
9631 | offset += 2;
9632 | if (exts_len > 0) {
9633 | proto_tree_add_item(tree, hf->hf.sct_sct_extensions, tvb, offset, exts_len, ENC_BIG_ENDIAN0x00000000);
9634 | offset += exts_len;
9635 | }
9636 | offset = ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
9637 | hf->hf.sct_sct_signature_length,
9638 | hf->hf.sct_sct_signature);
9639 | return offset;
9640 | }
9641 |
9642 | uint32_t
9643 | tls_dissect_sct_list(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9644 | uint32_t offset, uint32_t offset_end, uint16_t version)
9645 | {
9646 | /* https://tools.ietf.org/html/rfc6962#section-3.3
9647 | * opaque SerializedSCT<1..2^16-1>;
9648 | * struct {
9649 | * SerializedSCT sct_list <1..2^16-1>;
9650 | * } SignedCertificateTimestampList;
9651 | */
9652 | uint32_t list_length, sct_length, next_offset;
9653 | proto_tree *subtree;
9654 |
9655 | /* SerializedSCT sct_list <1..2^16-1> */
9656 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &list_length,
9657 | hf->hf.sct_scts_length, 1, UINT16_MAX(65535))) {
9658 | return offset_end;
9659 | }
9660 | offset += 2;
9661 |
9662 | while (offset < offset_end) {
9663 | subtree = proto_tree_add_subtree(tree, tvb, offset, 2, hf->ett.sct, NULL((void*)0), "Signed Certificate Timestamp");
9664 |
9665 | /* opaque SerializedSCT<1..2^16-1> */
9666 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &sct_length,
9667 | hf->hf.sct_sct_length, 1, UINT16_MAX(65535))) {
9668 | return offset_end;
9669 | }
9670 | offset += 2;
9671 | next_offset = offset + sct_length;
9672 | proto_item_set_len(subtree, 2 + sct_length);
9673 | offset = tls_dissect_sct(hf, tvb, pinfo, subtree, offset, next_offset, version);
9674 | if (!ssl_end_vector(hf, tvb, pinfo, subtree, offset, next_offset)) {
9675 | offset = next_offset;
9676 | }
9677 | }
9678 |
9679 | return offset;
9680 | }
9681 |
9682 | static int
9683 | dissect_ech_hpke_cipher_suite(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo _U___attribute__((unused)),
9684 | proto_tree *tree, uint32_t offset)
9685 | {
9686 | uint32_t kdf_id, aead_id;
9687 | proto_item *cs_ti;
9688 | proto_tree *cs_tree;
9689 |
9690 | cs_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig_cipher_suite,
9691 | tvb, offset, 4, ENC_NA0x00000000);
9692 | cs_tree = proto_item_add_subtree(cs_ti, hf->ett.ech_hpke_cipher_suite);
9693 |
9694 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_kdf_id,
9695 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &kdf_id);
9696 | offset += 2;
9697 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.ech_hpke_keyconfig_cipher_suite_aead_id,
9698 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &aead_id);
9699 | offset += 2;
9700 |
9701 | proto_item_append_text(cs_ti, ": %s/%s",
9702 | val_to_str_const(kdf_id, kdf_id_type_vals, "Unknown"),
9703 | val_to_str_const(aead_id, aead_id_type_vals, "Unknown"));
9704 | return offset;
9705 | }
9706 |
9707 | static int
9708 | dissect_ech_hpke_key_config(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9709 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9710 | uint32_t *config_id)
9711 | {
9712 | uint32_t length, cipher_suite_length;
9713 | proto_item *kc_ti, *css_ti;
9714 | proto_tree *kc_tree, *css_tree;
9715 | uint32_t original_offset = offset, next_offset;
9716 |
9717 | kc_ti = proto_tree_add_item(tree, hf->hf.ech_hpke_keyconfig,
9718 | tvb, offset, -1, ENC_NA0x00000000);
9719 | kc_tree = proto_item_add_subtree(kc_ti, hf->ett.ech_hpke_keyconfig);
9720 |
9721 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_config_id,
9722 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, config_id);
9723 | offset += 1;
9724 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_kem_id,
9725 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9726 | offset += 2;
9727 | proto_tree_add_item_ret_uint(kc_tree, hf->hf.ech_hpke_keyconfig_public_key_length,
9728 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9729 | offset += 2;
9730 | proto_tree_add_item(kc_tree, hf->hf.ech_hpke_keyconfig_public_key,
9731 | tvb, offset, length, ENC_NA0x00000000);
9732 | offset += length;
9733 |
9734 | /* HpkeSymmetricCipherSuite cipher_suites<4..2^16-4> */
9735 | if (!ssl_add_vector(hf, tvb, pinfo, kc_tree, offset, offset_end, &cipher_suite_length,
9736 | hf->hf.ech_hpke_keyconfig_cipher_suites_length, 4, UINT16_MAX(65535) - 3)) {
9737 | return offset_end;
9738 | }
9739 | offset += 2;
9740 | next_offset = offset + cipher_suite_length;
9741 |
9742 | css_ti = proto_tree_add_none_format(kc_tree,
9743 | hf->hf.ech_hpke_keyconfig_cipher_suites,
9744 | tvb, offset, cipher_suite_length,
9745 | "Cipher Suites (%d suite%s)",
9746 | cipher_suite_length / 4,
9747 | plurality(cipher_suite_length / 4, "", "s")((cipher_suite_length / 4) == 1 ? ("") : ("s")));
9748 | css_tree = proto_item_add_subtree(css_ti, hf->ett.ech_hpke_cipher_suites);
9749 |
9750 |
9751 | while (offset + 4 <= next_offset) {
9752 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, css_tree, offset);
9753 | }
9754 |
9755 | if (!ssl_end_vector(hf, tvb, pinfo, css_tree, offset, next_offset)) {
9756 | offset = next_offset;
9757 | }
9758 |
9759 | proto_item_set_len(kc_ti, offset - original_offset);
9760 |
9761 | return offset;
9762 | }
9763 |
9764 | static int
9765 | dissect_ech_echconfig_contents(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9766 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9767 | const uint8_t **public_name, uint32_t *config_id)
9768 | {
9769 | uint32_t public_name_length, extensions_length, next_offset;
9770 |
9771 | offset = dissect_ech_hpke_key_config(hf, tvb, pinfo, tree, offset, offset_end, config_id);
9772 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_maximum_name_length,
9773 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9774 | offset += 1;
9775 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_echconfigcontents_public_name_length,
9776 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &public_name_length);
9777 | offset += 1;
9778 | proto_tree_add_item_ret_string(tree, hf->hf.ech_echconfigcontents_public_name,
9779 | tvb, offset, public_name_length, ENC_ASCII0x00000000, pinfo->pool, public_name);
9780 | offset += public_name_length;
9781 |
9782 | /* Extension extensions<0..2^16-1>; */
9783 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &extensions_length,
9784 | hf->hf.ech_echconfigcontents_extensions_length, 0, UINT16_MAX(65535))) {
9785 | return offset_end;
9786 | }
9787 | offset += 2;
9788 | next_offset = offset + extensions_length;
9789 |
9790 | if (extensions_length > 0) {
9791 | proto_tree_add_item(tree, hf->hf.ech_echconfigcontents_extensions,
9792 | tvb, offset, extensions_length, ENC_NA0x00000000);
9793 | }
9794 | offset += extensions_length;
9795 |
9796 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9797 | offset = next_offset;
9798 | }
9799 |
9800 | return offset;
9801 | }
9802 |
9803 | static int
9804 | dissect_ech_echconfig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9805 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9806 | {
9807 | uint32_t version, length;
9808 | proto_item *ech_ti;
9809 | proto_tree *ech_tree;
9810 | const uint8_t *public_name = NULL((void*)0);
9811 | uint32_t config_id = 0;
9812 |
9813 | ech_ti = proto_tree_add_item(tree, hf->hf.ech_echconfig, tvb, offset, -1, ENC_NA0x00000000);
9814 | ech_tree = proto_item_add_subtree(ech_ti, hf->ett.ech_echconfig);
9815 |
9816 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_version,
9817 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
9818 | offset += 2;
9819 | proto_tree_add_item_ret_uint(ech_tree, hf->hf.ech_echconfig_length,
9820 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9821 | offset += 2;
9822 |
9823 | proto_item_set_len(ech_ti, 4 + length);
9824 |
9825 | switch(version) {
9826 | case 0xfe0d:
9827 | dissect_ech_echconfig_contents(hf, tvb, pinfo, ech_tree, offset, offset_end, &public_name, &config_id);
9828 | proto_item_append_text(ech_ti, ": id=%d %s", config_id, public_name);
9829 | break;
9830 |
9831 | default:
9832 | expert_add_info_format(pinfo, ech_ti, &hf->ei.ech_echconfig_invalid_version, "Unsupported/unknown ECHConfig version 0x%x", version);
9833 | }
9834 |
9835 | return 4 + length;
9836 | }
9837 |
9838 | uint32_t
9839 | ssl_dissect_ext_ech_echconfiglist(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9840 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
9841 | {
9842 | uint32_t echconfiglist_length, next_offset;
9843 |
9844 | /* ECHConfig ECHConfigList<1..2^16-1>; */
9845 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &echconfiglist_length,
9846 | hf->hf.ech_echconfiglist_length, 1, UINT16_MAX(65535))) {
9847 | return offset_end;
9848 | }
9849 | offset += 2;
9850 | next_offset = offset + echconfiglist_length;
9851 |
9852 | while (offset < next_offset) {
9853 | offset += dissect_ech_echconfig(hf, tvb, pinfo, tree, offset, offset_end);
9854 | }
9855 |
9856 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset)) {
9857 | offset = next_offset;
9858 | }
9859 |
9860 | return offset;
9861 | }
9862 |
9863 | static uint32_t
9864 | ssl_dissect_hnd_ech_outer_ext(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
9865 | uint32_t offset, uint32_t offset_end)
9866 | {
9867 | uint32_t ext_length, next_offset;
9868 | proto_tree *ext_tree;
9869 | proto_item *ti;
9870 |
9871 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &ext_length,
9872 | hf->hf.hs_ext_ech_outer_ext_len, 2, UINT8_MAX(255))) {
9873 | return offset_end;
9874 | }
9875 | offset += 1;
9876 | next_offset = offset + ext_length;
9877 |
9878 | ti = proto_tree_add_none_format(tree,
9879 | hf->hf.hs_ext_ech_outer_ext,
9880 | tvb, offset, ext_length,
9881 | "Outer Extensions (%d extension%s)",
9882 | ext_length / 2,
9883 | plurality(ext_length/2, "", "s")((ext_length/2) == 1 ? ("") : ("s")));
9884 |
9885 | ext_tree = proto_item_add_subtree(ti, hf->ett.hs_ext);
9886 |
9887 | while (offset + 2 <= offset_end) {
9888 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_type, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
9889 | offset += 2;
9890 | }
9891 |
9892 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
9893 | offset = next_offset;
9894 | }
9895 |
9896 | return offset;
9897 | }
9898 |
9899 | static uint32_t
9900 | // NOLINTNEXTLINE(misc-no-recursion)
9901 | ssl_dissect_hnd_hello_ext_ech(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
9902 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
9903 | uint8_t hnd_type, SslSession *session, SslDecryptSession *ssl, ssl_master_key_map_t *mk_map,
9904 | uint32_t initial_offset, uint32_t hello_length)
9905 | {
9906 | uint32_t ch_type, length;
9907 | proto_item *ti, *payload_ti;
9908 | proto_tree *retry_tree, *payload_tree;
9909 |
9910 | switch (hnd_type) {
9911 | case SSL_HND_CLIENT_HELLO:
9912 | /*
9913 | * enum { outer(0), inner(1) } ECHClientHelloType;
9914 | *
9915 | * struct {
9916 | * ECHClientHelloType type;
9917 | * select (ECHClientHello.type) {
9918 | * case outer:
9919 | * HpkeSymmetricCipherSuite cipher_suite;
9920 | * uint8 config_id;
9921 | * opaque enc<0..2^16-1>;
9922 | * opaque payload<1..2^16-1>;
9923 | * case inner:
9924 | * Empty;
9925 | * };
9926 | * } ECHClientHello;
9927 | */
9928 |
9929 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_clienthello_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000, &ch_type);
9930 | offset += 1;
9931 | switch (ch_type) {
9932 | case 0: /* outer */
9933 | if (ssl && session->first_ch_ech_frame == 0) {
9934 | session->first_ch_ech_frame = pinfo->num;
9935 | }
9936 | offset = dissect_ech_hpke_cipher_suite(hf, tvb, pinfo, tree, offset);
9937 | uint16_t kdf_id = tvb_get_ntohs(tvb, offset - 4);
9938 | uint16_t aead_id = tvb_get_ntohs(tvb, offset - 2);
9939 |
9940 | proto_tree_add_item(tree, hf->hf.ech_config_id, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
9941 | uint8_t config_id = tvb_get_uint8(tvb, offset);
9942 | offset += 1;
9943 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_enc_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9944 | offset += 2;
9945 | proto_tree_add_item(tree, hf->hf.ech_enc, tvb, offset, length, ENC_NA0x00000000);
9946 | offset += length;
9947 | proto_tree_add_item_ret_uint(tree, hf->hf.ech_payload_length, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &length);
9948 | offset += 2;
9949 | payload_ti = proto_tree_add_item(tree, hf->hf.ech_payload, tvb, offset, length, ENC_NA0x00000000);
9950 | offset += length;
9951 |
9952 | if (!mk_map) {
9953 | break;
9954 | }
9955 | if (session->client_random.data_len == 0) {
9956 | ssl_debug_printf("%s missing Client Random\n", G_STRFUNC((const char*) (__func__)));
9957 | break;
9958 | }
9959 | StringInfo *ech_secret = (StringInfo *)g_hash_table_lookup(mk_map->ech_secret, &session->client_random);
9960 | StringInfo *ech_config = (StringInfo *)g_hash_table_lookup(mk_map->ech_config, &session->client_random);
9961 | if (!ech_secret || !ech_config) {
9962 | ssl_debug_printf("%s Cannot find ECH_SECRET or ECH_CONFIG, Encrypted Client Hello decryption impossible\n",
9963 | G_STRFUNC((const char*) (__func__)));
9964 | break;
9965 | }
9966 |
9967 | if (hpke_hkdf_len(kdf_id) == 0) {
9968 | ssl_debug_printf("Unsupported KDF\n");
9969 | break;
9970 | }
9971 |
9972 | if (hpke_aead_key_len(aead_id) == 0) {
9973 | ssl_debug_printf("Unsupported AEAD\n");
9974 | break;
9975 | }
9976 |
9977 | size_t aead_nonce_len = hpke_aead_nonce_len(aead_id);
9978 |
9979 | uint16_t version = GUINT16_FROM_BE(*(uint16_t *)ech_config->data)(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)ech_config ->data) >> 8) | (guint16) ((guint16) (*(uint16_t *)ech_config ->data) << 8))))));
9980 | if (version != SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037) {
9981 | ssl_debug_printf("Unexpected version in ECH Config\n");
9982 | break;
9983 | }
9984 | uint32_t ech_config_offset = 2;
9985 | if (GUINT16_FROM_BE(*(uint16_t *)(ech_config->data + ech_config_offset))(((((guint16) ( (guint16) ((guint16) (*(uint16_t *)(ech_config ->data + ech_config_offset)) >> 8) | (guint16) ((guint16 ) (*(uint16_t *)(ech_config->data + ech_config_offset)) << 8)))))) != ech_config->data_len - 4) {
9986 | ssl_debug_printf("Malformed ECH Config, invalid length\n");
9987 | break;
9988 | }
9989 | ech_config_offset += 2;
9990 | if (*(ech_config->data + ech_config_offset) != config_id) {
9991 | ssl_debug_printf("ECH Config version mismatch\n");
9992 | break;
9993 | }
9994 | ech_config_offset += 1;
9995 | uint16_t kem_id_be = *(uint16_t *)(ech_config->data + ech_config_offset);
9996 | uint16_t kem_id = GUINT16_FROM_BE(kem_id_be)(((((guint16) ( (guint16) ((guint16) (kem_id_be) >> 8) | (guint16) ((guint16) (kem_id_be) << 8))))));
9997 | uint8_t suite_id[HPKE_SUIT_ID_LEN10];
9998 | hpke_suite_id(kem_id, kdf_id, aead_id, suite_id);
9999 | GByteArray *info = g_byte_array_new();
10000 | g_byte_array_append(info, (const uint8_t*)"tls ech", 8);
10001 | g_byte_array_append(info, ech_config->data, ech_config->data_len);
10002 | uint8_t key[AEAD_MAX_KEY_LENGTH32];
10003 | uint8_t base_nonce[HPKE_AEAD_NONCE_LENGTH12];
10004 | if (hpke_key_schedule(kdf_id, aead_id, ech_secret->data, ech_secret->data_len, suite_id, info->data, info->len, HPKE_MODE_BASE0,
10005 | key, base_nonce)) {
10006 | g_byte_array_free(info, TRUE(!(0)));
10007 | break;
10008 | }
10009 | g_byte_array_free(info, TRUE(!(0)));
10010 | gcry_cipher_hd_t cipher;
10011 | if (hpke_setup_aead(&cipher, aead_id, key) ||
10012 | hpke_set_nonce(cipher, !session->hrr_ech_declined && pinfo->num > session->first_ch_ech_frame, base_nonce, aead_nonce_len)) {
10013 | gcry_cipher_close(cipher);
10014 | break;
10015 | }
10016 | const uint8_t *payload = tvb_get_ptr(tvb, offset - length, length);
10017 | uint8_t *ech_aad = (uint8_t *)wmem_alloc(NULL((void*)0), hello_length);
10018 | tvb_memcpy(tvb, ech_aad, initial_offset, hello_length);
10019 | memset(ech_aad + offset - length - initial_offset, 0, length);
10020 | if (gcry_cipher_authenticate(cipher, ech_aad, hello_length)) {
10021 | gcry_cipher_close(cipher);
10022 | wmem_free(NULL((void*)0), ech_aad);
10023 | break;
10024 | }
10025 | wmem_free(NULL((void*)0), ech_aad);
10026 | uint8_t *ech_decrypted_data = (uint8_t *)wmem_alloc(pinfo->pool, length - 16);
10027 | if (gcry_cipher_decrypt(cipher, ech_decrypted_data, length - 16, payload, length - 16)) {
10028 | gcry_cipher_close(cipher);
10029 | break;
10030 | }
10031 | unsigned char ech_auth_tag_calc[16];
10032 | if (gcry_cipher_gettag(cipher, ech_auth_tag_calc, 16)) {
10033 | gcry_cipher_close(cipher);
10034 | break;
10035 | }
10036 | if (ssl && !session->hrr_ech_declined && session->first_ch_ech_frame == pinfo->num)
10037 | memcpy(session->first_ech_auth_tag, ech_auth_tag_calc, 16);
10038 | gcry_cipher_close(cipher);
10039 | if (memcmp(pinfo->num > session->first_ch_ech_frame ? ech_auth_tag_calc : session->first_ech_auth_tag,
10040 | payload + length - 16, 16)) {
10041 | ssl_debug_printf("%s ECH auth tag mismatch\n", G_STRFUNC((const char*) (__func__)));
10042 | } else {
10043 | payload_tree = proto_item_add_subtree(payload_ti, hf->ett.ech_decrypt);
10044 | tvbuff_t *ech_tvb = tvb_new_child_real_data(tvb, ech_decrypted_data, length - 16, length - 16);
10045 | add_new_data_source(pinfo, ech_tvb, "Client Hello Inner");
10046 | if (ssl) {
10047 | tvb_memcpy(ech_tvb, ssl->client_random.data, 2, 32);
10048 | uint32_t len_offset = ssl->ech_transcript.data_len;
10049 | if (ssl->ech_transcript.data_len > 0)
10050 | ssl->ech_transcript.data = (unsigned char*)wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
10051 | ssl->ech_transcript.data_len + hello_length + 4);
10052 | else
10053 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), hello_length + 4);
10054 | ssl->ech_transcript.data[ssl->ech_transcript.data_len] = SSL_HND_CLIENT_HELLO;
10055 | ssl->ech_transcript.data[ssl->ech_transcript.data_len + 1] = 0;
10056 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, 0, 34);
10057 | ssl->ech_transcript.data_len += 38;
10058 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset + 34,
10059 | tvb_get_uint8(tvb, initial_offset + 34) + 1);
10060 | ssl->ech_transcript.data_len += tvb_get_uint8(tvb, initial_offset + 34) + 1;
10061 | uint32_t ech_offset = 35 + tvb_get_uint8(ech_tvb, 34);
10062 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10063 | 2 + tvb_get_ntohs(ech_tvb, ech_offset));
10064 | ssl->ech_transcript.data_len += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10065 | ech_offset += 2 + tvb_get_ntohs(ech_tvb, ech_offset);
10066 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10067 | 1 + tvb_get_uint8(ech_tvb, ech_offset));
10068 | ssl->ech_transcript.data_len += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10069 | ech_offset += 1 + tvb_get_uint8(ech_tvb, ech_offset);
10070 | uint32_t ech_extensions_len_offset = ssl->ech_transcript.data_len;
10071 | ssl->ech_transcript.data_len += 2;
10072 | uint16_t extensions_end = ech_offset + tvb_get_ntohs(ech_tvb, ech_offset) + 2;
10073 | ech_offset += 2;
10074 | while (extensions_end - ech_offset >= 4) {
10075 | if (tvb_get_ntohs(ech_tvb, ech_offset) != SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768) {
10076 | tvb_memcpy(ech_tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, ech_offset,
10077 | 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2));
10078 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10079 | ech_offset += 4 + tvb_get_ntohs(ech_tvb, ech_offset + 2);
10080 | } else if (tvb_get_ntohs(ech_tvb, ech_offset + 2) > 0) {
10081 | uint8_t outer_extensions_end = tvb_get_uint8(ech_tvb, ech_offset + 4) + ech_offset + 5;
10082 | ech_offset += 5;
10083 | uint16_t outer_offset = initial_offset + 35 + tvb_get_uint8(tvb, initial_offset + 34);
10084 | outer_offset += tvb_get_ntohs(tvb, outer_offset) + 2;
10085 | outer_offset += tvb_get_uint8(tvb, outer_offset) + 3;
10086 | while (outer_extensions_end - ech_offset >= 2) {
10087 | while (hello_length - outer_offset >= 4) {
10088 | if (tvb_get_ntohs(tvb, outer_offset) == tvb_get_ntohs(ech_tvb, ech_offset)) {
10089 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, outer_offset,
10090 | 4 + tvb_get_ntohs(tvb, outer_offset + 2));
10091 | ssl->ech_transcript.data_len += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10092 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10093 | break;
10094 | } else {
10095 | outer_offset += 4 + tvb_get_ntohs(tvb, outer_offset + 2);
10096 | }
10097 | }
10098 | ech_offset += 2;
10099 | }
10100 | }
10101 | }
10102 | uint16_t ech_extensions_len_be = GUINT16_TO_BE(ssl->ech_transcript.data_len - ech_extensions_len_offset - 2)((((guint16) ( (guint16) ((guint16) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) >> 8) | (guint16) ((guint16 ) (ssl->ech_transcript.data_len - ech_extensions_len_offset - 2) << 8)))));
10103 | *(ssl->ech_transcript.data + ech_extensions_len_offset) = ech_extensions_len_be & 0xff;
10104 | *(ssl->ech_transcript.data + ech_extensions_len_offset + 1) = (ech_extensions_len_be >> 8);
10105 | *(ssl->ech_transcript.data + len_offset + 2) = ((ssl->ech_transcript.data_len - len_offset - 4) >> 8);
10106 | *(ssl->ech_transcript.data + len_offset + 3) = (ssl->ech_transcript.data_len - len_offset - 4) & 0xff;
10107 | }
10108 | uint32_t ech_padding_begin = (uint32_t)ssl_dissect_hnd_cli_hello(hf, ech_tvb, pinfo, payload_tree, 0, length - 16, session,
10109 | ssl, NULL((void*)0), mk_map);
10110 | if (ech_padding_begin < length - 16) {
10111 | proto_tree_add_item(payload_tree, hf->hf.ech_padding_data, ech_tvb, ech_padding_begin, length - 16 - ech_padding_begin,
10112 | ENC_NA0x00000000);
10113 | }
10114 | }
10115 |
10116 | break;
10117 | case 1: /* inner */
10118 | break;
10119 | }
10120 | break;
10121 |
10122 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10123 | /*
10124 | * struct {
10125 | * ECHConfigList retry_configs;
10126 | * } ECHEncryptedExtensions;
10127 | */
10128 |
10129 | ti = proto_tree_add_item(tree, hf->hf.ech_retry_configs, tvb, offset, offset_end - offset, ENC_NA0x00000000);
10130 | retry_tree = proto_item_add_subtree(ti, hf->ett.ech_retry_configs);
10131 | offset = ssl_dissect_ext_ech_echconfiglist(hf, tvb, pinfo, retry_tree, offset, offset_end);
10132 | break;
10133 |
10134 | case SSL_HND_HELLO_RETRY_REQUEST:
10135 | /*
10136 | * struct {
10137 | * opaque confirmation[8];
10138 | * } ECHHelloRetryRequest;
10139 | */
10140 |
10141 | proto_tree_add_item(tree, hf->hf.ech_confirmation, tvb, offset, 8, ENC_NA0x00000000);
10142 | if (session->ech) {
10143 | ti = proto_tree_add_bytes_with_length(tree, hf->hf.hs_ech_confirm_compute, tvb, offset, 0, session->hrr_ech_confirmation, 8);
10144 | proto_item_set_generated(ti);
10145 | if (memcmp(session->hrr_ech_confirmation, tvb_get_ptr(tvb, offset, 8), 8)) {
10146 | expert_add_info(pinfo, ti, &hf->ei.ech_rejected);
10147 | } else {
10148 | expert_add_info(pinfo, ti, &hf->ei.ech_accepted);
10149 | }
10150 | }
10151 | offset += 8;
10152 | break;
10153 | }
10154 |
10155 | return offset;
10156 | }
10157 |
10158 | static uint32_t
10159 | ssl_dissect_hnd_hello_ext_esni(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10160 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
10161 | uint8_t hnd_type, SslDecryptSession *ssl _U___attribute__((unused)))
10162 | {
10163 | uint32_t record_digest_length, encrypted_sni_length;
10164 |
10165 | switch (hnd_type) {
10166 | case SSL_HND_CLIENT_HELLO:
10167 | /*
10168 | * struct {
10169 | * CipherSuite suite;
10170 | * KeyShareEntry key_share;
10171 | * opaque record_digest<0..2^16-1>;
10172 | * opaque encrypted_sni<0..2^16-1>;
10173 | * } ClientEncryptedSNI;
10174 | */
10175 | proto_tree_add_item(tree, hf->hf.esni_suite, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
10176 | offset += 2;
10177 | offset = ssl_dissect_hnd_hello_ext_key_share_entry(hf, tvb, pinfo, tree, offset, offset_end, NULL((void*)0));
10178 |
10179 | /* opaque record_digest<0..2^16-1> */
10180 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &record_digest_length,
10181 | hf->hf.esni_record_digest_length, 0, UINT16_MAX(65535))) {
10182 | return offset_end;
10183 | }
10184 | offset += 2;
10185 | if (record_digest_length > 0) {
10186 | proto_tree_add_item(tree, hf->hf.esni_record_digest, tvb, offset, record_digest_length, ENC_NA0x00000000);
10187 | offset += record_digest_length;
10188 | }
10189 |
10190 | /* opaque encrypted_sni<0..2^16-1> */
10191 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &encrypted_sni_length,
10192 | hf->hf.esni_encrypted_sni_length, 0, UINT16_MAX(65535))) {
10193 | return offset_end;
10194 | }
10195 | offset += 2;
10196 | if (encrypted_sni_length > 0) {
10197 | proto_tree_add_item(tree, hf->hf.esni_encrypted_sni, tvb, offset, encrypted_sni_length, ENC_NA0x00000000);
10198 | offset += encrypted_sni_length;
10199 | }
10200 | break;
10201 |
10202 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10203 | proto_tree_add_item(tree, hf->hf.esni_nonce, tvb, offset, 16, ENC_NA0x00000000);
10204 | offset += 16;
10205 | break;
10206 | }
10207 |
10208 | return offset;
10209 | }
10210 | /** TLS Extensions (in Client Hello and Server Hello). }}} */
10211 |
10212 | /* Connection ID dissection. {{{ */
10213 | static uint32_t
10214 | ssl_dissect_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10215 | proto_tree *tree, uint32_t offset, SslDecryptSession *ssl,
10216 | uint8_t cidl, uint8_t **session_cid, uint8_t *session_cidl)
10217 | {
10218 | /* keep track of the decrypt session only for the first pass */
10219 | if (cidl > 0 && !PINFO_FD_VISITED(pinfo)((pinfo)->fd->visited)) {
10220 | tvb_ensure_bytes_exist(tvb, offset + 1, cidl);
10221 | *session_cidl = cidl;
10222 | *session_cid = (uint8_t*)wmem_alloc0(wmem_file_scope(), cidl);
10223 | tvb_memcpy(tvb, *session_cid, offset + 1, cidl);
10224 | if (ssl) {
10225 | ssl_add_session_by_cid(ssl);
10226 | }
10227 | }
10228 |
10229 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id_length,
10230 | tvb, offset, 1, ENC_NA0x00000000);
10231 | offset++;
10232 |
10233 | if (cidl > 0) {
10234 | proto_tree_add_item(tree, hf->hf.hs_ext_connection_id,
10235 | tvb, offset, cidl, ENC_NA0x00000000);
10236 | offset += cidl;
10237 | }
10238 |
10239 | return offset;
10240 | }
10241 |
10242 | static uint32_t
10243 | ssl_dissect_hnd_hello_ext_connection_id(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
10244 | proto_tree *tree, uint32_t offset, uint8_t hnd_type,
10245 | SslSession *session, SslDecryptSession *ssl)
10246 | {
10247 | uint8_t cidl = tvb_get_uint8(tvb, offset);
10248 |
10249 | switch (hnd_type) {
10250 | case SSL_HND_CLIENT_HELLO:
10251 | session->client_cid_len_present = true1;
10252 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10253 | cidl, &session->client_cid, &session->client_cid_len);
10254 | case SSL_HND_SERVER_HELLO:
10255 | session->server_cid_len_present = true1;
10256 | return ssl_dissect_ext_connection_id(hf, tvb, pinfo, tree, offset, ssl,
10257 | cidl, &session->server_cid, &session->server_cid_len);
10258 | default:
10259 | return offset;
10260 | }
10261 | } /* }}} */
10262 |
10263 | /* Trusted CA dissection. {{{ */
10264 | static uint32_t
10265 | ssl_dissect_hnd_hello_ext_trusted_ca_keys(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
10266 | uint32_t offset, uint32_t offset_end)
10267 | {
10268 | proto_item *ti;
10269 | proto_tree *subtree;
10270 | uint32_t keys_length, next_offset;
10271 |
10272 | /*
10273 | * struct {
10274 | * TrustedAuthority trusted_authorities_list<0..2^16-1>;
10275 | * } TrustedAuthorities;
10276 | *
10277 | * struct {
10278 | * IdentifierType identifier_type;
10279 | * select (identifier_type) {
10280 | * case pre_agreed: struct {};
10281 | * case key_sha1_hash: SHA1Hash;
10282 | * case x509_name: DistinguishedName;
10283 | * case cert_sha1_hash: SHA1Hash;
10284 | * } identifier;
10285 | * } TrustedAuthority;
10286 | *
10287 | * enum {
10288 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10289 | * cert_sha1_hash(3), (255)
10290 | * } IdentifierType;
10291 | *
10292 | * opaque DistinguishedName<1..2^16-1>;
10293 | *
10294 | */
10295 |
10296 |
10297 | /* TrustedAuthority trusted_authorities_list<0..2^16-1> */
10298 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &keys_length, hf->hf.hs_ext_trusted_ca_keys_len,
10299 | 0, UINT16_MAX(65535)))
10300 | {
10301 | return offset_end;
10302 | }
10303 | offset += 2;
10304 | next_offset = offset + keys_length;
10305 |
10306 | if (keys_length > 0)
10307 | {
10308 | ti = proto_tree_add_none_format(tree, hf->hf.hs_ext_trusted_ca_keys_list, tvb, offset, keys_length,
10309 | "Trusted CA keys (%d byte%s)", keys_length, plurality(keys_length, "", "s")((keys_length) == 1 ? ("") : ("s")));
10310 | subtree = proto_item_add_subtree(ti, hf->ett.hs_ext_trusted_ca_keys);
10311 |
10312 | while (offset < next_offset)
10313 | {
10314 | uint32_t identifier_type;
10315 | proto_tree *trusted_key_tree;
10316 | proto_item *trusted_key_item;
10317 | asn1_ctx_t asn1_ctx;
10318 | uint32_t key_len = 0;
10319 |
10320 | identifier_type = tvb_get_uint8(tvb, offset);
10321 |
10322 | // Use 0 as length for now as we'll only know the size when we decode the identifier
10323 | trusted_key_item = proto_tree_add_none_format(subtree, hf->hf.hs_ext_trusted_ca_key, tvb,
10324 | offset, 0, "Trusted CA Key");
10325 | trusted_key_tree = proto_item_add_subtree(trusted_key_item, hf->ett.hs_ext_trusted_ca_key);
10326 |
10327 | proto_tree_add_uint(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_type, tvb,
10328 | offset, 1, identifier_type);
10329 | offset++;
10330 |
10331 | /*
10332 | * enum {
10333 | * pre_agreed(0), key_sha1_hash(1), x509_name(2),
10334 | * cert_sha1_hash(3), (255)
10335 | * } IdentifierType;
10336 | */
10337 | switch (identifier_type)
10338 | {
10339 | case 0:
10340 | key_len = 0;
10341 | break;
10342 | case 2:
10343 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
10344 |
10345 | uint32_t name_length;
10346 | /* opaque DistinguishedName<1..2^16-1> */
10347 | if (!ssl_add_vector(hf, tvb, pinfo, trusted_key_tree, offset, next_offset, &name_length,
10348 | hf->hf.hs_ext_trusted_ca_key_dname_len, 1, UINT16_MAX(65535))) {
10349 | return next_offset;
10350 | }
10351 | offset += 2;
10352 |
10353 | dissect_x509if_DistinguishedName(false0, tvb, offset, &asn1_ctx,
10354 | trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_dname);
10355 | offset += name_length;
10356 | break;
10357 | case 1:
10358 | case 3:
10359 | key_len = 20;
10360 | /* opaque SHA1Hash[20]; */
10361 | proto_tree_add_item(trusted_key_tree, hf->hf.hs_ext_trusted_ca_key_hash, tvb,
10362 | offset, 20, ENC_NA0x00000000);
10363 | break;
10364 |
10365 | default:
10366 | key_len = 0;
10367 | /*TODO display expert info about unknown ? */
10368 | break;
10369 | }
10370 | proto_item_set_len(trusted_key_item, 1 + key_len);
10371 | offset += key_len;
10372 | }
10373 | }
10374 |
10375 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, next_offset))
10376 | {
10377 | offset = next_offset;
10378 | }
10379 |
10380 | return offset;
10381 | } /* }}} */
10382 |
10383 |
10384 | /* Whether the Content and Handshake Types are valid; handle Protocol Version. {{{ */
10385 | bool_Bool
10386 | ssl_is_valid_content_type(uint8_t type)
10387 | {
10388 | switch ((ContentType) type) {
10389 | case SSL_ID_CHG_CIPHER_SPEC:
10390 | case SSL_ID_ALERT:
10391 | case SSL_ID_HANDSHAKE:
10392 | case SSL_ID_APP_DATA:
10393 | case SSL_ID_HEARTBEAT:
10394 | case SSL_ID_TLS12_CID:
10395 | case SSL_ID_DTLS13_ACK:
10396 | return true1;
10397 | }
10398 | return false0;
10399 | }
10400 |
10401 | bool_Bool
10402 | ssl_is_valid_handshake_type(uint8_t hs_type, bool_Bool is_dtls)
10403 | {
10404 | switch ((HandshakeType) hs_type) {
10405 | case SSL_HND_HELLO_VERIFY_REQUEST:
10406 | /* hello_verify_request is DTLS-only */
10407 | return is_dtls;
10408 |
10409 | case SSL_HND_HELLO_REQUEST:
10410 | case SSL_HND_CLIENT_HELLO:
10411 | case SSL_HND_SERVER_HELLO:
10412 | case SSL_HND_NEWSESSION_TICKET:
10413 | case SSL_HND_END_OF_EARLY_DATA:
10414 | case SSL_HND_HELLO_RETRY_REQUEST:
10415 | case SSL_HND_ENCRYPTED_EXTENSIONS:
10416 | case SSL_HND_CERTIFICATE:
10417 | case SSL_HND_SERVER_KEY_EXCHG:
10418 | case SSL_HND_CERT_REQUEST:
10419 | case SSL_HND_SVR_HELLO_DONE:
10420 | case SSL_HND_CERT_VERIFY:
10421 | case SSL_HND_CLIENT_KEY_EXCHG:
10422 | case SSL_HND_FINISHED:
10423 | case SSL_HND_CERT_URL:
10424 | case SSL_HND_CERT_STATUS:
10425 | case SSL_HND_SUPPLEMENTAL_DATA:
10426 | case SSL_HND_KEY_UPDATE:
10427 | case SSL_HND_COMPRESSED_CERTIFICATE:
10428 | case SSL_HND_ENCRYPTED_EXTS:
10429 | return true1;
10430 | case SSL_HND_MESSAGE_HASH:
10431 | return false0;
10432 | }
10433 | return false0;
10434 | }
10435 |
10436 | static bool_Bool
10437 | ssl_is_authoritative_version_message(uint8_t content_type, uint8_t handshake_type,
10438 | bool_Bool is_dtls)
10439 | {
10440 | /* Consider all valid Handshake messages (except for Client Hello) and
10441 | * all other valid record types (other than Handshake) */
10442 | return (content_type == SSL_ID_HANDSHAKE &&
10443 | ssl_is_valid_handshake_type(handshake_type, is_dtls) &&
10444 | handshake_type != SSL_HND_CLIENT_HELLO) ||
10445 | (content_type != SSL_ID_HANDSHAKE &&
10446 | ssl_is_valid_content_type(content_type));
10447 | }
10448 |
10449 | /**
10450 | * Scan a Server Hello handshake message for the negotiated version. For TLS 1.3
10451 | * draft 22 and newer, it also checks whether it is a HelloRetryRequest.
10452 | * Returns true if the supported_versions extension was found, false if not.
10453 | */
10454 | bool_Bool
10455 | tls_scan_server_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end,
10456 | uint16_t *server_version, bool_Bool *is_hrr)
10457 | {
10458 | /* SHA256("HelloRetryRequest") */
10459 | static const uint8_t tls13_hrr_random_magic[] = {
10460 | 0xcf, 0x21, 0xad, 0x74, 0xe5, 0x9a, 0x61, 0x11, 0xbe, 0x1d, 0x8c, 0x02, 0x1e, 0x65, 0xb8, 0x91,
10461 | 0xc2, 0xa2, 0x11, 0x16, 0x7a, 0xbb, 0x8c, 0x5e, 0x07, 0x9e, 0x09, 0xe2, 0xc8, 0xa8, 0x33, 0x9c
10462 | };
10463 | uint8_t session_id_length;
10464 |
10465 | *server_version = tvb_get_ntohs(tvb, offset);
10466 |
10467 | /*
10468 | * Try to look for supported_versions extension. Minimum length:
10469 | * 2 + 32 + 1 = 35 (version, random, session id length)
10470 | * 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10471 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10472 | *
10473 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10474 | * there's a separate expert info warning for that.
10475 | */
10476 | if ((*server_version == TLSV1DOT2_VERSION0x303 || *server_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10477 | offset += 2;
10478 | if (is_hrr) {
10479 | *is_hrr = tvb_memeql(tvb, offset, tls13_hrr_random_magic, sizeof(tls13_hrr_random_magic)) == 0;
10480 | }
10481 | offset += 32;
10482 | session_id_length = tvb_get_uint8(tvb, offset);
10483 | offset++;
10484 | if (offset_end - offset < session_id_length + 5u) {
10485 | return false0;
10486 | }
10487 | offset += session_id_length + 5;
10488 |
10489 | while (offset_end - offset >= 6) {
10490 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10491 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10492 | if (offset_end - offset < 4u + ext_len) {
10493 | break; /* not enough data for type, length and data */
10494 | }
10495 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10496 | if (ext_len == 2) {
10497 | *server_version = tvb_get_ntohs(tvb, offset + 4);
10498 | }
10499 | return true1;
10500 | }
10501 | offset += 4 + ext_len;
10502 | }
10503 | } else {
10504 | if (is_hrr) {
10505 | *is_hrr = false0;
10506 | }
10507 | }
10508 | return false0;
10509 | }
10510 |
10511 | /**
10512 | * Scan a Client Hello handshake message to see if the supported_versions
10513 | * extension is found, in which case the version field is legacy_version.
10514 | */
10515 | static bool_Bool
10516 | tls_scan_client_hello(tvbuff_t *tvb, uint32_t offset, uint32_t offset_end)
10517 | {
10518 | uint8_t session_id_length;
10519 |
10520 | uint16_t client_version = tvb_get_ntohs(tvb, offset);
10521 |
10522 | /*
10523 | * Try to look for supported_versions extension. Minimum length:
10524 | * 2 + 32 + 1 = 35 (version, random, session id length)
10525 | * 2 + 2 + 1 + 2 = 5 (cipher suite, compression method, extensions length)
10526 | * 2 + 2 + 2 = 6 (ext type, ext len, version)
10527 | *
10528 | * We only check for the [legacy_]version field to be [D]TLS 1.2; if it's 1.3,
10529 | * there's a separate expert info warning for that.
10530 | */
10531 | if ((client_version == TLSV1DOT2_VERSION0x303 || client_version == DTLSV1DOT2_VERSION0xfefd) && offset_end - offset >= 46) {
10532 | offset += 2;
10533 | offset += 32;
10534 | session_id_length = tvb_get_uint8(tvb, offset);
10535 | offset++;
10536 | if (offset_end - offset < session_id_length + 2u) {
10537 | return false0;
10538 | }
10539 | offset += session_id_length;
10540 | if (client_version == DTLSV1DOT2_VERSION0xfefd) {
10541 | uint8_t cookie_length = tvb_get_uint8(tvb, offset);
10542 | offset++;
10543 | if (offset_end - offset < cookie_length + 2u) {
10544 | return false0;
10545 | }
10546 | }
10547 | uint16_t cipher_suites_length = tvb_get_ntohs(tvb, offset);
10548 | offset += 2;
10549 | if (offset_end - offset < cipher_suites_length + 1u) {
10550 | return false0;
10551 | }
10552 | offset += cipher_suites_length;
10553 | uint8_t compression_methods_length = tvb_get_uint8(tvb, offset);
10554 | offset++;
10555 | if (offset_end - offset < compression_methods_length + 2u) {
10556 | return false0;
10557 | }
10558 | offset += compression_methods_length + 2;
10559 |
10560 | while (offset_end - offset >= 6) {
10561 | uint16_t ext_type = tvb_get_ntohs(tvb, offset);
10562 | uint16_t ext_len = tvb_get_ntohs(tvb, offset + 2);
10563 | if (offset_end - offset < 4u + ext_len) {
10564 | break; /* not enough data for type, length and data */
10565 | }
10566 | if (ext_type == SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43) {
10567 | return true1;
10568 | }
10569 | offset += 4 + ext_len;
10570 | }
10571 | }
10572 | return false0;
10573 | }
10574 | void
10575 | ssl_try_set_version(SslSession *session, SslDecryptSession *ssl,
10576 | uint8_t content_type, uint8_t handshake_type,
10577 | bool_Bool is_dtls, uint16_t version)
10578 | {
10579 | uint8_t tls13_draft = 0;
10580 |
10581 | if (!ssl_is_authoritative_version_message(content_type, handshake_type,
10582 | is_dtls))
10583 | return;
10584 |
10585 | version = tls_try_get_version(is_dtls, version, &tls13_draft);
10586 | if (version == SSL_VER_UNKNOWN0) {
10587 | return;
10588 | }
10589 |
10590 | session->tls13_draft_version = tls13_draft;
10591 | session->version = version;
10592 | if (ssl) {
10593 | ssl->state |= SSL_VERSION(1<<4);
10594 | ssl_debug_printf("%s found version 0x%04X -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), version, ssl->state);
10595 | }
10596 | }
10597 |
10598 | void
10599 | ssl_check_record_length(ssl_common_dissect_t *hf, packet_info *pinfo,
10600 | ContentType content_type,
10601 | unsigned record_length, proto_item *length_pi,
10602 | uint16_t version, tvbuff_t *decrypted_tvb)
10603 | {
10604 | unsigned max_expansion;
10605 | if (version == TLSV1DOT3_VERSION0x304) {
10606 | /* TLS 1.3: Max length is 2^14 + 256 */
10607 | max_expansion = 256;
10608 | } else {
10609 | /* RFC 5246, Section 6.2.3: TLSCiphertext.fragment length MUST NOT exceed 2^14 + 2048 */
10610 | max_expansion = 2048;
10611 | }
10612 | /*
10613 | * RFC 5246 (TLS 1.2), Section 6.2.1 forbids zero-length Handshake, Alert
10614 | * and ChangeCipherSpec.
10615 | * RFC 6520 (Heartbeats) does not mention zero-length Heartbeat fragments,
10616 | * so assume it is permitted.
10617 | * RFC 6347 (DTLS 1.2) does not mention zero-length fragments either, so
10618 | * assume TLS 1.2 requirements.
10619 | */
10620 | if (record_length == 0 &&
10621 | (content_type == SSL_ID_CHG_CIPHER_SPEC ||
10622 | content_type == SSL_ID_ALERT ||
10623 | content_type == SSL_ID_HANDSHAKE)) {
10624 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10625 | "Zero-length %s fragments are not allowed",
10626 | val_to_str_const(content_type, ssl_31_content_type, "unknown"));
10627 | }
10628 | if (record_length > TLS_MAX_RECORD_LENGTH0x4000 + max_expansion) {
10629 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10630 | "TLSCiphertext length MUST NOT exceed 2^14 + %u", max_expansion);
10631 | }
10632 | if (decrypted_tvb && tvb_captured_length(decrypted_tvb) > TLS_MAX_RECORD_LENGTH0x4000) {
10633 | expert_add_info_format(pinfo, length_pi, &hf->ei.record_length_invalid,
10634 | "TLSPlaintext length MUST NOT exceed 2^14");
10635 | }
10636 | }
10637 |
10638 | static void
10639 | ssl_set_cipher(SslDecryptSession *ssl, uint16_t cipher)
10640 | {
10641 | /* store selected cipher suite for decryption */
10642 | ssl->session.cipher = cipher;
10643 |
10644 | const SslCipherSuite *cs = ssl_find_cipher(cipher);
10645 | if (!cs) {
10646 | ssl->cipher_suite = NULL((void*)0);
10647 | ssl->state &= ~SSL_CIPHER(1<<2);
10648 | ssl_debug_printf("%s can't find cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10649 | } else if (ssl->session.version == SSLV3_VERSION0x300 && !(cs->dig == DIG_MD50x40 || cs->dig == DIG_SHA0x41)) {
10650 | /* A malicious packet capture contains a SSL 3.0 session using a TLS 1.2
10651 | * cipher suite that uses for example MACAlgorithm SHA256. Reject that
10652 | * to avoid a potential buffer overflow in ssl3_check_mac. */
10653 | ssl->cipher_suite = NULL((void*)0);
10654 | ssl->state &= ~SSL_CIPHER(1<<2);
10655 | ssl_debug_printf("%s invalid SSL 3.0 cipher suite 0x%04X\n", G_STRFUNC((const char*) (__func__)), cipher);
10656 | } else {
10657 | /* Cipher found, save this for the delayed decoder init */
10658 | ssl->cipher_suite = cs;
10659 | ssl->state |= SSL_CIPHER(1<<2);
10660 | ssl_debug_printf("%s found CIPHER 0x%04X %s -> state 0x%02X\n", G_STRFUNC((const char*) (__func__)), cipher,
10661 | val_to_str_ext_const(cipher, &ssl_31_ciphersuite_ext, "unknown"),
10662 | ssl->state);
10663 | }
10664 | }
10665 | /* }}} */
10666 |
10667 |
10668 | /* Client Hello and Server Hello dissections. {{{ */
10669 | static int
10670 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
10671 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
10672 | SslSession *session, SslDecryptSession *ssl,
10673 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
10674 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length);
10675 | int
10676 | // NOLINTNEXTLINE(misc-no-recursion)
10677 | ssl_dissect_hnd_cli_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10678 | packet_info *pinfo, proto_tree *tree, uint32_t offset,
10679 | uint32_t offset_end, SslSession *session,
10680 | SslDecryptSession *ssl, dtls_hfs_t *dtls_hfs, ssl_master_key_map_t *mk_map)
10681 | {
10682 | /* struct {
10683 | * ProtocolVersion client_version;
10684 | * Random random;
10685 | * SessionID session_id;
10686 | * opaque cookie<0..32>; //new field for DTLS
10687 | * CipherSuite cipher_suites<2..2^16-1>;
10688 | * CompressionMethod compression_methods<1..2^8-1>;
10689 | * Extension client_hello_extension_list<0..2^16-1>;
10690 | * } ClientHello;
10691 | */
10692 | proto_item *ti;
10693 | proto_tree *cs_tree;
10694 | uint32_t client_version;
10695 | uint32_t cipher_suite_length;
10696 | uint32_t compression_methods_length;
10697 | uint8_t compression_method;
10698 | uint32_t next_offset;
10699 | uint32_t initial_offset = offset;
10700 | uint32_t hello_length = offset_end - initial_offset;
10701 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10702 | char *ja3_hash;
10703 | char *ja3_dash = "";
10704 | char *ja4, *ja4_r, *ja4_hash, *ja4_b, *ja4_c;
10705 | ja4_data_t ja4_data;
10706 | wmem_strbuf_t *ja4_a = wmem_strbuf_new(pinfo->pool, "");
10707 | wmem_strbuf_t *ja4_br = wmem_strbuf_new(pinfo->pool, "");
10708 | wmem_strbuf_t *ja4_cr = wmem_strbuf_new(pinfo->pool, "");
10709 | wmem_list_frame_t *curr_entry;
10710 |
10711 | ja4_data.max_version = 0;
10712 | ja4_data.server_name_present = false0;
10713 | ja4_data.num_cipher_suites = 0;
10714 | ja4_data.num_extensions = 0;
10715 | ja4_data.alpn = wmem_strbuf_new(pinfo->pool, "");
10716 | ja4_data.cipher_list = wmem_list_new(pinfo->pool);
10717 | ja4_data.extension_list = wmem_list_new(pinfo->pool);
10718 | ja4_data.sighash_list = wmem_list_new(pinfo->pool);
10719 |
10720 | /* show the client version */
10721 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_client_version, tvb,
10722 | offset, 2, ENC_BIG_ENDIAN0x00000000,
10723 | &client_version);
10724 | if (tls_scan_client_hello(tvb, offset, offset_end)) {
10725 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10726 | }
10727 | offset += 2;
10728 | wmem_strbuf_append_printf(ja3, "%i,", client_version);
10729 |
10730 | /*
10731 | * Is it version 1.3?
10732 | * If so, that's an error; TLS and DTLS 1.3 Client Hellos claim
10733 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10734 | * section 4.1.2 "Client Hello" and RFC 9147 Section 5.3 "Client
10735 | * Hello".
10736 | */
10737 | if (dtls_hfs != NULL((void*)0)) {
10738 | if (client_version == DTLSV1DOT3_VERSION0xfefc) {
10739 | /* Don't do that. */
10740 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10741 | }
10742 | } else {
10743 | if (client_version == TLSV1DOT3_VERSION0x304) {
10744 | /* Don't do that. */
10745 | expert_add_info(pinfo, ti, &hf->ei.client_version_error);
10746 | }
10747 | }
10748 |
10749 | /* dissect fields that are present in both ClientHello and ServerHello */
10750 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, false0, false0);
10751 |
10752 | /* fields specific for DTLS (cookie_len, cookie) */
10753 | if (dtls_hfs != NULL((void*)0)) {
10754 | uint32_t cookie_length;
10755 | /* opaque cookie<0..32> (for DTLS only) */
10756 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cookie_length,
10757 | dtls_hfs->hf_dtls_handshake_cookie_len, 0, 32)) {
10758 | return offset;
10759 | }
10760 | offset++;
10761 | if (cookie_length > 0) {
10762 | proto_tree_add_item(tree, dtls_hfs->hf_dtls_handshake_cookie,
10763 | tvb, offset, cookie_length, ENC_NA0x00000000);
10764 | offset += cookie_length;
10765 | }
10766 | }
10767 |
10768 | /* CipherSuite cipher_suites<2..2^16-1> */
10769 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cipher_suite_length,
10770 | hf->hf.hs_cipher_suites_len, 2, UINT16_MAX(65535))) {
10771 | return offset;
10772 | }
10773 | offset += 2;
10774 | next_offset = offset + cipher_suite_length;
10775 | ti = proto_tree_add_none_format(tree,
10776 | hf->hf.hs_cipher_suites,
10777 | tvb, offset, cipher_suite_length,
10778 | "Cipher Suites (%d suite%s)",
10779 | cipher_suite_length / 2,
10780 | plurality(cipher_suite_length/2, "", "s")((cipher_suite_length/2) == 1 ? ("") : ("s")));
10781 | cs_tree = proto_item_add_subtree(ti, hf->ett.cipher_suites);
10782 | while (offset + 2 <= next_offset) {
10783 | uint32_t cipher_suite;
10784 |
10785 | proto_tree_add_item_ret_uint(cs_tree, hf->hf.hs_cipher_suite, tvb, offset, 2,
10786 | ENC_BIG_ENDIAN0x00000000, &cipher_suite);
10787 | offset += 2;
10788 | if (!IS_GREASE_TLS(cipher_suite)((((cipher_suite) & 0x0f0f) == 0x0a0a) && (((cipher_suite ) & 0xff) == (((cipher_suite)>>8) & 0xff)))) {
10789 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, cipher_suite);
10790 | ja3_dash = "-";
10791 | ja4_data.num_cipher_suites += 1;
10792 | wmem_list_insert_sorted(ja4_data.cipher_list, GUINT_TO_POINTER(cipher_suite)((gpointer) (gulong) (cipher_suite)), wmem_compare_uint);
10793 | }
10794 | }
10795 | wmem_strbuf_append_c(ja3, ',');
10796 | if (!ssl_end_vector(hf, tvb, pinfo, cs_tree, offset, next_offset)) {
10797 | offset = next_offset;
10798 | }
10799 |
10800 | /* CompressionMethod compression_methods<1..2^8-1> */
10801 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compression_methods_length,
10802 | hf->hf.hs_comp_methods_len, 1, UINT8_MAX(255))) {
10803 | return offset;
10804 | }
10805 | offset++;
10806 | next_offset = offset + compression_methods_length;
10807 | ti = proto_tree_add_none_format(tree,
10808 | hf->hf.hs_comp_methods,
10809 | tvb, offset, compression_methods_length,
10810 | "Compression Methods (%u method%s)",
10811 | compression_methods_length,
10812 | plurality(compression_methods_length,((compression_methods_length) == 1 ? ("") : ("s"))
10813 | "", "s")((compression_methods_length) == 1 ? ("") : ("s")));
10814 | cs_tree = proto_item_add_subtree(ti, hf->ett.comp_methods);
10815 | while (offset < next_offset) {
10816 | compression_method = tvb_get_uint8(tvb, offset);
10817 | /* TODO: make reserved/private comp meth. fields selectable */
10818 | if (compression_method < 64)
10819 | proto_tree_add_uint(cs_tree, hf->hf.hs_comp_method,
10820 | tvb, offset, 1, compression_method);
10821 | else if (compression_method > 63 && compression_method < 193)
10822 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10823 | compression_method, "Reserved - to be assigned by IANA (%u)",
10824 | compression_method);
10825 | else
10826 | proto_tree_add_uint_format_value(cs_tree, hf->hf.hs_comp_method, tvb, offset, 1,
10827 | compression_method, "Private use range (%u)",
10828 | compression_method);
10829 | offset++;
10830 | }
10831 |
10832 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
10833 | if (offset < offset_end) {
10834 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
10835 | offset_end, SSL_HND_CLIENT_HELLO,
10836 | session, ssl, dtls_hfs != NULL((void*)0), ja3, &ja4_data, mk_map, initial_offset, hello_length);
10837 | if (ja4_data.max_version > 0) {
10838 | client_version = ja4_data.max_version;
10839 | }
10840 | } else {
10841 | wmem_strbuf_append_printf(ja3, ",,");
10842 | }
10843 |
10844 | if (proto_is_frame_protocol(pinfo->layers,"tcp")) {
10845 | wmem_strbuf_append(ja4_a, "t");
10846 | } else if (proto_is_frame_protocol(pinfo->layers,"quic")) {
10847 | wmem_strbuf_append(ja4_a, "q");
10848 | } else if (proto_is_frame_protocol(pinfo->layers,"dtls")) {
10849 | wmem_strbuf_append(ja4_a, "d");
10850 | }
10851 | wmem_strbuf_append_printf(ja4_a, "%s", val_to_str_const(client_version, ssl_version_ja4_names, "00"));
10852 | wmem_strbuf_append_printf(ja4_a, "%s", ja4_data.server_name_present ? "d" : "i");
10853 | if (ja4_data.num_cipher_suites > 99) {
10854 | wmem_strbuf_append(ja4_a, "99");
10855 | } else {
10856 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_cipher_suites);
10857 | }
10858 | if (ja4_data.num_extensions > 99) {
10859 | wmem_strbuf_append(ja4_a, "99");
10860 | } else {
10861 | wmem_strbuf_append_printf(ja4_a, "%02d", ja4_data.num_extensions);
10862 | }
10863 | if (wmem_strbuf_get_len(ja4_data.alpn) > 0 ) {
10864 | wmem_strbuf_append_printf(ja4_a, "%s", wmem_strbuf_get_str(ja4_data.alpn));
10865 | } else {
10866 | wmem_strbuf_append(ja4_a, "00");
10867 | }
10868 |
10869 | curr_entry = wmem_list_head(ja4_data.cipher_list);
10870 | for (unsigned i = 0; i < wmem_list_count(ja4_data.cipher_list); i++) {
10871 | wmem_strbuf_append_printf(ja4_br, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10872 | if (i < wmem_list_count(ja4_data.cipher_list) - 1) {
10873 | wmem_strbuf_append(ja4_br, ",");
10874 | }
10875 | curr_entry = wmem_list_frame_next(curr_entry);
10876 | }
10877 |
10878 | curr_entry = wmem_list_head(ja4_data.extension_list);
10879 | for (unsigned i = 0; i < wmem_list_count(ja4_data.extension_list); i++) {
10880 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10881 | if (i < wmem_list_count(ja4_data.extension_list) - 1) {
10882 | wmem_strbuf_append(ja4_cr, ",");
10883 | }
10884 | curr_entry = wmem_list_frame_next(curr_entry);
10885 | }
10886 |
10887 | if (wmem_list_count(ja4_data.sighash_list) > 0) {
10888 | wmem_strbuf_append(ja4_cr, "_");
10889 | curr_entry = wmem_list_head(ja4_data.sighash_list);
10890 | for (unsigned i = 0; i < wmem_list_count(ja4_data.sighash_list); i++) {
10891 | wmem_strbuf_append_printf(ja4_cr, "%04x", GPOINTER_TO_UINT(wmem_list_frame_data(curr_entry))((guint) (gulong) (wmem_list_frame_data(curr_entry))));
10892 | if (i < wmem_list_count(ja4_data.sighash_list) - 1) {
10893 | wmem_strbuf_append(ja4_cr, ",");
10894 | }
10895 | curr_entry = wmem_list_frame_next(curr_entry);
10896 | }
10897 | }
10898 | if ( wmem_strbuf_get_len(ja4_br) == 0 ) {
10899 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10900 | } else {
10901 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_br),-1);
10902 | }
10903 | ja4_b = wmem_strndup(pinfo->pool, ja4_hash, 12);
10904 |
10905 | g_free(ja4_hash);
10906 | if ( wmem_strbuf_get_len(ja4_cr) == 0 ) {
10907 | ja4_hash = g_strdup("000000000000")g_strdup_inline ("000000000000");
10908 | } else {
10909 | ja4_hash = g_compute_checksum_for_string(G_CHECKSUM_SHA256, wmem_strbuf_get_str(ja4_cr),-1);
10910 | }
10911 | ja4_c = wmem_strndup(pinfo->pool, ja4_hash, 12);
10912 | g_free(ja4_hash);
10913 |
10914 | ja4 = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), ja4_b, ja4_c);
10915 | ja4_r = wmem_strdup_printf(pinfo->pool, "%s_%s_%s", wmem_strbuf_get_str(ja4_a), wmem_strbuf_get_str(ja4_br), wmem_strbuf_get_str(ja4_cr));
10916 |
10917 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4, tvb, offset, 0, ja4);
10918 | proto_item_set_generated(ti);
10919 | ti = proto_tree_add_string(tree, hf->hf.hs_ja4_r, tvb, offset, 0, ja4_r);
10920 | proto_item_set_generated(ti);
10921 |
10922 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
10923 | wmem_strbuf_get_len(ja3));
10924 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
10925 | proto_item_set_generated(ti);
10926 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3_hash, tvb, offset, 0, ja3_hash);
10927 | proto_item_set_generated(ti);
10928 | g_free(ja3_hash);
10929 | return offset;
10930 | }
10931 |
10932 | void
10933 | ssl_dissect_hnd_srv_hello(ssl_common_dissect_t *hf, tvbuff_t *tvb,
10934 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
10935 | SslSession *session, SslDecryptSession *ssl,
10936 | bool_Bool is_dtls, bool_Bool is_hrr)
10937 | {
10938 | /* struct {
10939 | * ProtocolVersion server_version;
10940 | * Random random;
10941 | * SessionID session_id; // TLS 1.2 and before
10942 | * CipherSuite cipher_suite;
10943 | * CompressionMethod compression_method; // TLS 1.2 and before
10944 | * Extension server_hello_extension_list<0..2^16-1>;
10945 | * } ServerHello;
10946 | */
10947 | uint8_t draft_version = session->tls13_draft_version;
10948 | proto_item *ti;
10949 | uint32_t server_version;
10950 | uint32_t cipher_suite;
10951 | uint32_t initial_offset = offset;
10952 | wmem_strbuf_t *ja3 = wmem_strbuf_new(pinfo->pool, "");
10953 | char *ja3_hash;
10954 |
10955 | col_set_str(pinfo->cinfo, COL_PROTOCOL,
10956 | val_to_str_const(session->version, ssl_version_short_names, "SSL"));
10957 |
10958 | /* Initially assume that the session is resumed. If this is not the case, a
10959 | * ServerHelloDone will be observed before the ChangeCipherSpec message
10960 | * which will reset this flag. */
10961 | session->is_session_resumed = true1;
10962 |
10963 | /* show the server version */
10964 | ti = proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
10965 | offset, 2, ENC_BIG_ENDIAN0x00000000, &server_version);
10966 |
10967 | uint16_t supported_server_version;
10968 | if (tls_scan_server_hello(tvb, offset, offset_end, &supported_server_version, NULL((void*)0))) {
10969 | expert_add_info(pinfo, ti, &hf->ei.legacy_version);
10970 | }
10971 | /*
10972 | * Is it version 1.3?
10973 | * If so, that's an error; TLS and DTLS 1.3 Server Hellos claim
10974 | * to be TLS 1.2, and mention 1.3 in an extension. See RFC 8446
10975 | * section 4.1.3 "Server Hello" and RFC 9147 Section 5.4 "Server
10976 | * Hello".
10977 | */
10978 | if (is_dtls) {
10979 | if (server_version == DTLSV1DOT3_VERSION0xfefc) {
10980 | /* Don't do that. */
10981 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10982 | }
10983 | } else {
10984 | if (server_version == TLSV1DOT3_VERSION0x304) {
10985 | /* Don't do that. */
10986 | expert_add_info(pinfo, ti, &hf->ei.server_version_error);
10987 | }
10988 | }
10989 |
10990 | offset += 2;
10991 | wmem_strbuf_append_printf(ja3, "%i", server_version);
10992 |
10993 | /* dissect fields that are present in both ClientHello and ServerHello */
10994 | offset = ssl_dissect_hnd_hello_common(hf, tvb, pinfo, tree, offset, session, ssl, true1, is_hrr);
10995 |
10996 | if (ssl) {
10997 | /* store selected cipher suite for decryption */
10998 | ssl_set_cipher(ssl, tvb_get_ntohs(tvb, offset));
10999 | }
11000 |
11001 | /* now the server-selected cipher suite */
11002 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_cipher_suite,
11003 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &cipher_suite);
11004 | offset += 2;
11005 | wmem_strbuf_append_printf(ja3, ",%i,", cipher_suite);
11006 |
11007 | /* No compression with TLS 1.3 before draft -22 */
11008 | if (!(session->version == TLSV1DOT3_VERSION0x304 && draft_version > 0 && draft_version < 22)) {
11009 | if (ssl) {
11010 | /* store selected compression method for decryption */
11011 | ssl->session.compression = tvb_get_uint8(tvb, offset);
11012 | }
11013 | /* and the server-selected compression method */
11014 | proto_tree_add_item(tree, hf->hf.hs_comp_method,
11015 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11016 | offset++;
11017 | }
11018 |
11019 | /* SSL v3.0 has no extensions, so length field can indeed be missing. */
11020 | if (offset < offset_end) {
11021 | offset = ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11022 | offset_end,
11023 | is_hrr ? SSL_HND_HELLO_RETRY_REQUEST : SSL_HND_SERVER_HELLO,
11024 | session, ssl, is_dtls, ja3, NULL((void*)0), NULL((void*)0), 0, 0);
11025 | }
11026 |
11027 | if (ssl && ssl->ech_transcript.data_len > 0 && (ssl->state & SSL_CIPHER(1<<2)) && ssl->client_random.data_len > 0) {
11028 | int hash_algo = ssl_get_digest_by_name(ssl_cipher_suite_dig(ssl->cipher_suite)->name);
11029 | if (hash_algo) {
11030 | SSL_MDgcry_md_hd_t mc;
11031 | unsigned char transcript_hash[DIGEST_MAX_SIZE48];
11032 | unsigned char prk[DIGEST_MAX_SIZE48];
11033 | unsigned char *ech_verify_out = NULL((void*)0);
11034 | unsigned int len;
11035 | ssl_md_init(&mc, hash_algo);
11036 | ssl_md_update(&mc, ssl->ech_transcript.data, ssl->ech_transcript.data_len);
11037 | if (is_hrr) {
11038 | ssl_md_final(&mc, transcript_hash, &len);
11039 | ssl_md_cleanup(&mc);
11040 | wmem_free(wmem_file_scope(), ssl->ech_transcript.data);
11041 | ssl->ech_transcript.data_len = 4 + len;
11042 | ssl->ech_transcript.data = (unsigned char*)wmem_alloc(wmem_file_scope(), 4 + len + 4 + offset_end - initial_offset);
11043 | ssl->ech_transcript.data[0] = SSL_HND_MESSAGE_HASH;
11044 | ssl->ech_transcript.data[1] = 0;
11045 | ssl->ech_transcript.data[2] = 0;
11046 | ssl->ech_transcript.data[3] = len;
11047 | memcpy(ssl->ech_transcript.data + 4, transcript_hash, len);
11048 | ssl_md_init(&mc, hash_algo);
11049 | ssl_md_update(&mc, ssl->ech_transcript.data, 4 + len);
11050 | } else {
11051 | ssl->ech_transcript.data = wmem_realloc(wmem_file_scope(), ssl->ech_transcript.data,
11052 | ssl->ech_transcript.data_len + 4 + offset_end - initial_offset);
11053 | }
11054 | if (initial_offset > 4) {
11055 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len, initial_offset - 4,
11056 | 4 + offset_end - initial_offset);
11057 | if (is_hrr)
11058 | ssl_md_update(&mc, tvb_get_ptr(tvb, initial_offset-4, 38), 38);
11059 | else
11060 | ssl_md_update(&mc, tvb_get_ptr(tvb, initial_offset-4, 30), 30);
11061 | } else {
11062 | uint8_t prefix[4] = {SSL_HND_SERVER_HELLO, 0x00, 0x00, 0x00};
11063 | prefix[2] = ((offset - initial_offset) >> 8);
11064 | prefix[3] = (offset - initial_offset) & 0xff;
11065 | memcpy(ssl->ech_transcript.data + ssl->ech_transcript.data_len, prefix, 4);
11066 | tvb_memcpy(tvb, ssl->ech_transcript.data + ssl->ech_transcript.data_len + 4, initial_offset,
11067 | offset_end - initial_offset);
11068 | ssl_md_update(&mc, prefix, 4);
11069 | if (is_hrr)
11070 | ssl_md_update(&mc, tvb_get_ptr(tvb, initial_offset, 34), 34);
11071 | else
11072 | ssl_md_update(&mc, tvb_get_ptr(tvb, initial_offset, 26), 26);
11073 | }
11074 | ssl->ech_transcript.data_len += 4 + offset_end - initial_offset;
11075 | uint8_t zeros[8] = { 0 };
11076 | uint32_t confirmation_offset = initial_offset + 26;
11077 | if (is_hrr) {
11078 | uint32_t hrr_offset = initial_offset + 34;
11079 | ssl_md_update(&mc, tvb_get_ptr(tvb, hrr_offset,
11080 | tvb_get_uint8(tvb, hrr_offset) + 1), tvb_get_uint8(tvb, hrr_offset) + 1);
11081 | hrr_offset += tvb_get_uint8(tvb, hrr_offset) + 1;
11082 | ssl_md_update(&mc, tvb_get_ptr(tvb, hrr_offset, 3), 3);
11083 | hrr_offset += 3;
11084 | uint16_t extensions_end = hrr_offset + tvb_get_ntohs(tvb, hrr_offset) + 2;
11085 | ssl_md_update(&mc, tvb_get_ptr(tvb, hrr_offset, 2), 2);
11086 | hrr_offset += 2;
11087 | while (extensions_end - hrr_offset >= 4) {
11088 | if (tvb_get_ntohs(tvb, hrr_offset) == SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037 &&
11089 | tvb_get_ntohs(tvb, hrr_offset + 2) == 8) {
11090 | confirmation_offset = hrr_offset + 4;
11091 | ssl_md_update(&mc, tvb_get_ptr(tvb, hrr_offset, 4), 4);
11092 | ssl_md_update(&mc, zeros, 8);
11093 | hrr_offset += 12;
11094 | } else {
11095 | ssl_md_update(&mc, tvb_get_ptr(tvb, hrr_offset, tvb_get_ntohs(tvb, hrr_offset + 2) + 4),
11096 | tvb_get_ntohs(tvb, hrr_offset + 2) + 4);
11097 | hrr_offset += tvb_get_ntohs(tvb, hrr_offset + 2) + 4;
11098 | }
11099 | }
11100 | } else {
11101 | ssl_md_update(&mc, zeros, 8);
11102 | ssl_md_update(&mc, tvb_get_ptr(tvb, initial_offset + 34, offset - initial_offset - 34),
11103 | offset - initial_offset - 34);
11104 | }
11105 | ssl_md_final(&mc, transcript_hash, &len);
11106 | ssl_md_cleanup(&mc);
11107 | hkdf_extract(hash_algo, NULL((void*)0), 0, ssl->client_random.data, 32, prk);
11108 | StringInfo prk_string = {prk, len};
11109 | if (tls13_hkdf_expand_label_context(hash_algo, &prk_string, tls13_hkdf_label_prefix(ssl),
11110 | is_hrr ? "hrr ech accept confirmation" : "ech accept confirmation",
11111 | transcript_hash, len, 8, &ech_verify_out)) {
11112 | memcpy(is_hrr ? ssl->session.hrr_ech_confirmation : ssl->session.ech_confirmation, ech_verify_out, 8);
11113 | if (tvb_memeql(tvb, confirmation_offset, ech_verify_out, 8) == -1) {
11114 | if (is_hrr) {
11115 | ssl->session.hrr_ech_declined = true1;
11116 | ssl->session.first_ch_ech_frame = 0;
11117 | }
11118 | memcpy(ssl->client_random.data, ssl->session.client_random.data, ssl->session.client_random.data_len);
11119 | ssl_print_data("Updated Client Random", ssl->client_random.data, 32);
11120 | }
11121 | wmem_free(NULL((void*)0), ech_verify_out);
11122 | }
11123 | ssl->session.ech = true1;
11124 | }
11125 | }
11126 |
11127 | ja3_hash = g_compute_checksum_for_string(G_CHECKSUM_MD5, wmem_strbuf_get_str(ja3),
11128 | wmem_strbuf_get_len(ja3));
11129 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_full, tvb, offset, 0, wmem_strbuf_get_str(ja3));
11130 | proto_item_set_generated(ti);
11131 | ti = proto_tree_add_string(tree, hf->hf.hs_ja3s_hash, tvb, offset, 0, ja3_hash);
11132 | proto_item_set_generated(ti);
11133 | g_free(ja3_hash);
11134 | }
11135 | /* Client Hello and Server Hello dissections. }}} */
11136 |
11137 | /* New Session Ticket dissection. {{{ */
11138 | void
11139 | ssl_dissect_hnd_new_ses_ticket(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11140 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11141 | SslSession *session, SslDecryptSession *ssl,
11142 | bool_Bool is_dtls, GHashTable *session_hash)
11143 | {
11144 | /* https://tools.ietf.org/html/rfc5077#section-3.3 (TLS >= 1.0):
11145 | * struct {
11146 | * uint32 ticket_lifetime_hint;
11147 | * opaque ticket<0..2^16-1>;
11148 | * } NewSessionTicket;
11149 | *
11150 | * RFC 8446 Section 4.6.1 (TLS 1.3):
11151 | * struct {
11152 | * uint32 ticket_lifetime;
11153 | * uint32 ticket_age_add;
11154 | * opaque ticket_nonce<0..255>; // new in draft -21, updated in -22
11155 | * opaque ticket<1..2^16-1>;
11156 | * Extension extensions<0..2^16-2>;
11157 | * } NewSessionTicket;
11158 | */
11159 | proto_tree *subtree;
11160 | proto_item *subitem;
11161 | uint32_t ticket_len;
11162 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc;
11163 | unsigned char draft_version = session->tls13_draft_version;
11164 | uint32_t lifetime_hint;
11165 |
11166 | subtree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
11167 | hf->ett.session_ticket, NULL((void*)0),
11168 | "TLS Session Ticket");
11169 |
11170 | /* ticket lifetime hint */
11171 | subitem = proto_tree_add_item_ret_uint(subtree, hf->hf.hs_session_ticket_lifetime_hint,
11172 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000, &lifetime_hint);
11173 | offset += 4;
11174 |
11175 | if (lifetime_hint >= 60) {
11176 | char *time_str = unsigned_time_secs_to_str(pinfo->pool, lifetime_hint);
11177 | proto_item_append_text(subitem, " (%s)", time_str);
11178 | }
11179 |
11180 | if (is_tls13) {
11181 |
11182 | /* for TLS 1.3: ticket_age_add */
11183 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_age_add,
11184 | tvb, offset, 4, ENC_BIG_ENDIAN0x00000000);
11185 | offset += 4;
11186 |
11187 | /* for TLS 1.3: ticket_nonce (coming with Draft 21)*/
11188 | if (draft_version == 0 || draft_version >= 21) {
11189 | uint32_t ticket_nonce_len;
11190 |
11191 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_nonce_len,
11192 | hf->hf.hs_session_ticket_nonce_len, 0, 255)) {
11193 | return;
11194 | }
11195 | offset++;
11196 |
11197 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket_nonce, tvb, offset, ticket_nonce_len, ENC_NA0x00000000);
11198 | offset += ticket_nonce_len;
11199 | }
11200 |
11201 | }
11202 |
11203 | /* opaque ticket<0..2^16-1> (with TLS 1.3 the minimum is 1) */
11204 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, offset_end, &ticket_len,
11205 | hf->hf.hs_session_ticket_len, is_tls13 ? 1 : 0, UINT16_MAX(65535))) {
11206 | return;
11207 | }
11208 | offset += 2;
11209 |
11210 | /* Content depends on implementation, so just show data! */
11211 | proto_tree_add_item(subtree, hf->hf.hs_session_ticket,
11212 | tvb, offset, ticket_len, ENC_NA0x00000000);
11213 | /* save the session ticket to cache for ssl_finalize_decryption */
11214 | if (ssl && !is_tls13) {
11215 | if (ssl->session.is_session_resumed) {
11216 | /* NewSessionTicket is received in ServerHello before ChangeCipherSpec
11217 | * (Abbreviated Handshake Using New Session Ticket).
11218 | * Restore the master key for this session ticket before saving
11219 | * it to the new session ticket. */
11220 | ssl_restore_master_key(ssl, "Session Ticket", false0,
11221 | session_hash, &ssl->session_ticket);
11222 | }
11223 | tvb_ensure_bytes_exist(tvb, offset, ticket_len);
11224 | ssl->session_ticket.data = (unsigned char*)wmem_realloc(wmem_file_scope(),
11225 | ssl->session_ticket.data, ticket_len);
11226 | ssl->session_ticket.data_len = ticket_len;
11227 | tvb_memcpy(tvb, ssl->session_ticket.data, offset, ticket_len);
11228 | /* NewSessionTicket is received after the first (client)
11229 | * ChangeCipherSpec, and before the second (server) ChangeCipherSpec.
11230 | * Since the second CCS has already the session key available it will
11231 | * just return. To ensure that the session ticket is mapped to a
11232 | * master key (from the first CCS), save the ticket here too. */
11233 | ssl_save_master_key("Session Ticket", session_hash,
11234 | &ssl->session_ticket, &ssl->master_secret);
11235 | ssl->state |= SSL_NEW_SESSION_TICKET(1<<10);
11236 | }
11237 | offset += ticket_len;
11238 |
11239 | if (is_tls13) {
11240 | ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11241 | offset_end, SSL_HND_NEWSESSION_TICKET,
11242 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11243 | }
11244 | } /* }}} */
11245 |
11246 | void
11247 | ssl_dissect_hnd_hello_retry_request(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11248 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11249 | SslSession *session, SslDecryptSession *ssl,
11250 | bool_Bool is_dtls)
11251 | {
11252 | /* https://tools.ietf.org/html/draft-ietf-tls-tls13-19#section-4.1.4
11253 | * struct {
11254 | * ProtocolVersion server_version;
11255 | * CipherSuite cipher_suite; // not before draft -19
11256 | * Extension extensions<2..2^16-1>;
11257 | * } HelloRetryRequest;
11258 | * Note: no longer used since draft -22
11259 | */
11260 | uint32_t version;
11261 | uint8_t draft_version;
11262 |
11263 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_server_version, tvb,
11264 | offset, 2, ENC_BIG_ENDIAN0x00000000, &version);
11265 | draft_version = extract_tls13_draft_version(version);
11266 | offset += 2;
11267 |
11268 | if (draft_version == 0 || draft_version >= 19) {
11269 | proto_tree_add_item(tree, hf->hf.hs_cipher_suite,
11270 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11271 | offset += 2;
11272 | }
11273 |
11274 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11275 | offset_end, SSL_HND_HELLO_RETRY_REQUEST,
11276 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11277 | }
11278 |
11279 | void
11280 | ssl_dissect_hnd_encrypted_extensions(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11281 | packet_info* pinfo, proto_tree *tree, uint32_t offset, uint32_t offset_end,
11282 | SslSession *session, SslDecryptSession *ssl,
11283 | bool_Bool is_dtls)
11284 | {
11285 | /* RFC 8446 Section 4.3.1
11286 | * struct {
11287 | * Extension extensions<0..2^16-1>;
11288 | * } EncryptedExtensions;
11289 | */
11290 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11291 | offset_end, SSL_HND_ENCRYPTED_EXTENSIONS,
11292 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11293 | }
11294 |
11295 | /* Certificate and Certificate Request dissections. {{{ */
11296 | void
11297 | ssl_dissect_hnd_cert(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11298 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11299 | SslSession *session, SslDecryptSession *ssl _U___attribute__((unused)),
11300 | bool_Bool is_from_server, bool_Bool is_dtls)
11301 | {
11302 | /* opaque ASN.1Cert<1..2^24-1>;
11303 | *
11304 | * Before RFC 8446 (TLS <= 1.2):
11305 | * struct {
11306 | * select(certificate_type) {
11307 | *
11308 | * // certificate type defined in RFC 7250
11309 | * case RawPublicKey:
11310 | * opaque ASN.1_subjectPublicKeyInfo<1..2^24-1>;
11311 | *
11312 | * // X.509 certificate defined in RFC 5246
11313 | * case X.509:
11314 | * ASN.1Cert certificate_list<0..2^24-1>;
11315 | * };
11316 | * } Certificate;
11317 | *
11318 | * RFC 8446 (since draft -20):
11319 | * struct {
11320 | * select(certificate_type){
11321 | * case RawPublicKey:
11322 | * // From RFC 7250 ASN.1_subjectPublicKeyInfo
11323 | * opaque ASN1_subjectPublicKeyInfo<1..2^24-1>;
11324 | *
11325 | * case X.509:
11326 | * opaque cert_data<1..2^24-1>;
11327 | * }
11328 | * Extension extensions<0..2^16-1>;
11329 | * } CertificateEntry;
11330 | * struct {
11331 | * opaque certificate_request_context<0..2^8-1>;
11332 | * CertificateEntry certificate_list<0..2^24-1>;
11333 | * } Certificate;
11334 | */
11335 | enum { CERT_X509, CERT_RPK } cert_type;
11336 | asn1_ctx_t asn1_ctx;
11337 | #if defined(HAVE_LIBGNUTLS1)
11338 | gnutls_datum_t subjectPublicKeyInfo = { NULL((void*)0), 0 };
11339 | unsigned certificate_index = 0;
11340 | #endif
11341 | uint32_t next_offset, certificate_list_length, cert_length;
11342 | proto_tree *subtree = tree;
11343 |
11344 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11345 |
11346 | if ((is_from_server && session->server_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2) ||
11347 | (!is_from_server && session->client_cert_type == SSL_HND_CERT_TYPE_RAW_PUBLIC_KEY2)) {
11348 | cert_type = CERT_RPK;
11349 | } else {
11350 | cert_type = CERT_X509;
11351 | }
11352 |
11353 | #if defined(HAVE_LIBGNUTLS1)
11354 | /* Ask the pkcs1 dissector to return the public key details */
11355 | if (ssl)
11356 | asn1_ctx.private_data = &subjectPublicKeyInfo;
11357 | #endif
11358 |
11359 | /* TLS 1.3: opaque certificate_request_context<0..2^8-1> */
11360 | if (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc) {
11361 | uint32_t context_length;
11362 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11363 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11364 | return;
11365 | }
11366 | offset++;
11367 | if (context_length > 0) {
11368 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11369 | tvb, offset, context_length, ENC_NA0x00000000);
11370 | offset += context_length;
11371 | }
11372 | }
11373 |
11374 | if ((session->version != TLSV1DOT3_VERSION0x304 && session->version != DTLSV1DOT3_VERSION0xfefc) && cert_type == CERT_RPK) {
11375 | /* For RPK before TLS 1.3, the single RPK is stored directly without
11376 | * another "certificate_list" field. */
11377 | certificate_list_length = offset_end - offset;
11378 | next_offset = offset_end;
11379 | } else {
11380 | /* CertificateEntry certificate_list<0..2^24-1> */
11381 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &certificate_list_length,
11382 | hf->hf.hs_certificates_len, 0, G_MAXUINT24((1U << 24) - 1))) {
11383 | return;
11384 | }
11385 | offset += 3; /* 24-bit length value */
11386 | next_offset = offset + certificate_list_length;
11387 | }
11388 |
11389 | /* RawPublicKey must have one cert, but X.509 can have multiple. */
11390 | if (certificate_list_length > 0 && cert_type == CERT_X509) {
11391 | proto_item *ti;
11392 |
11393 | ti = proto_tree_add_none_format(tree,
11394 | hf->hf.hs_certificates,
11395 | tvb, offset, certificate_list_length,
11396 | "Certificates (%u bytes)",
11397 | certificate_list_length);
11398 |
11399 | /* make it a subtree */
11400 | subtree = proto_item_add_subtree(ti, hf->ett.certificates);
11401 | }
11402 |
11403 | while (offset < next_offset) {
11404 | switch (cert_type) {
11405 | case CERT_RPK:
11406 | /* TODO add expert info if there is more than one RPK entry (certificate_index > 0) */
11407 | /* opaque ASN.1_subjectPublicKeyInfo<1..2^24-1> */
11408 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11409 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11410 | return;
11411 | }
11412 | offset += 3;
11413 |
11414 | dissect_x509af_SubjectPublicKeyInfo(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11415 | offset += cert_length;
11416 | break;
11417 | case CERT_X509:
11418 | /* opaque ASN1Cert<1..2^24-1> */
11419 | if (!ssl_add_vector(hf, tvb, pinfo, subtree, offset, next_offset, &cert_length,
11420 | hf->hf.hs_certificate_len, 1, G_MAXUINT24((1U << 24) - 1))) {
11421 | return;
11422 | }
11423 | offset += 3;
11424 |
11425 | dissect_x509af_Certificate(false0, tvb, offset, &asn1_ctx, subtree, hf->hf.hs_certificate);
11426 | #if defined(HAVE_LIBGNUTLS1)
11427 | if (is_from_server && ssl && certificate_index == 0) {
11428 | ssl_find_private_key_by_pubkey(ssl, &subjectPublicKeyInfo);
11429 | /* Only attempt to get the RSA modulus for the first cert. */
11430 | asn1_ctx.private_data = NULL((void*)0);
11431 | }
11432 | #endif
11433 | offset += cert_length;
11434 | break;
11435 | }
11436 |
11437 | /* TLS 1.3: Extension extensions<0..2^16-1> */
11438 | if ((session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc)) {
11439 | offset = ssl_dissect_hnd_extension(hf, tvb, subtree, pinfo, offset,
11440 | next_offset, SSL_HND_CERTIFICATE,
11441 | session, ssl, is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11442 | }
11443 |
11444 | #if defined(HAVE_LIBGNUTLS1)
11445 | certificate_index++;
11446 | #endif
11447 | }
11448 | }
11449 |
11450 | void
11451 | ssl_dissect_hnd_cert_req(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11452 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11453 | SslSession *session, bool_Bool is_dtls)
11454 | {
11455 | /* From SSL 3.0 and up (note that since TLS 1.1 certificate_authorities can be empty):
11456 | * enum {
11457 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11458 | * (255)
11459 | * } ClientCertificateType;
11460 | *
11461 | * opaque DistinguishedName<1..2^16-1>;
11462 | *
11463 | * struct {
11464 | * ClientCertificateType certificate_types<1..2^8-1>;
11465 | * DistinguishedName certificate_authorities<3..2^16-1>;
11466 | * } CertificateRequest;
11467 | *
11468 | *
11469 | * As per TLSv1.2 (RFC 5246) the format has changed to:
11470 | *
11471 | * enum {
11472 | * rsa_sign(1), dss_sign(2), rsa_fixed_dh(3), dss_fixed_dh(4),
11473 | * rsa_ephemeral_dh_RESERVED(5), dss_ephemeral_dh_RESERVED(6),
11474 | * fortezza_dms_RESERVED(20), (255)
11475 | * } ClientCertificateType;
11476 | *
11477 | * enum {
11478 | * none(0), md5(1), sha1(2), sha224(3), sha256(4), sha384(5),
11479 | * sha512(6), (255)
11480 | * } HashAlgorithm;
11481 | *
11482 | * enum { anonymous(0), rsa(1), dsa(2), ecdsa(3), (255) }
11483 | * SignatureAlgorithm;
11484 | *
11485 | * struct {
11486 | * HashAlgorithm hash;
11487 | * SignatureAlgorithm signature;
11488 | * } SignatureAndHashAlgorithm;
11489 | *
11490 | * SignatureAndHashAlgorithm
11491 | * supported_signature_algorithms<2..2^16-2>;
11492 | *
11493 | * opaque DistinguishedName<1..2^16-1>;
11494 | *
11495 | * struct {
11496 | * ClientCertificateType certificate_types<1..2^8-1>;
11497 | * SignatureAndHashAlgorithm supported_signature_algorithms<2^16-1>;
11498 | * DistinguishedName certificate_authorities<0..2^16-1>;
11499 | * } CertificateRequest;
11500 | *
11501 | * draft-ietf-tls-tls13-18:
11502 | * struct {
11503 | * opaque certificate_request_context<0..2^8-1>;
11504 | * SignatureScheme
11505 | * supported_signature_algorithms<2..2^16-2>;
11506 | * DistinguishedName certificate_authorities<0..2^16-1>;
11507 | * CertificateExtension certificate_extensions<0..2^16-1>;
11508 | * } CertificateRequest;
11509 | *
11510 | * RFC 8446 (since draft-ietf-tls-tls13-19):
11511 | *
11512 | * struct {
11513 | * opaque certificate_request_context<0..2^8-1>;
11514 | * Extension extensions<2..2^16-1>;
11515 | * } CertificateRequest;
11516 | */
11517 | proto_item *ti;
11518 | proto_tree *subtree;
11519 | uint32_t next_offset;
11520 | asn1_ctx_t asn1_ctx;
11521 | bool_Bool is_tls13 = (session->version == TLSV1DOT3_VERSION0x304 || session->version == DTLSV1DOT3_VERSION0xfefc);
11522 | unsigned char draft_version = session->tls13_draft_version;
11523 |
11524 | if (!tree)
11525 | return;
11526 |
11527 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true1, pinfo);
11528 |
11529 | if (is_tls13) {
11530 | uint32_t context_length;
11531 | /* opaque certificate_request_context<0..2^8-1> */
11532 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &context_length,
11533 | hf->hf.hs_certificate_request_context_length, 0, UINT8_MAX(255))) {
11534 | return;
11535 | }
11536 | offset++;
11537 | if (context_length > 0) {
11538 | proto_tree_add_item(tree, hf->hf.hs_certificate_request_context,
11539 | tvb, offset, context_length, ENC_NA0x00000000);
11540 | offset += context_length;
11541 | }
11542 | } else {
11543 | uint32_t cert_types_count;
11544 | /* ClientCertificateType certificate_types<1..2^8-1> */
11545 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &cert_types_count,
11546 | hf->hf.hs_cert_types_count, 1, UINT8_MAX(255))) {
11547 | return;
11548 | }
11549 | offset++;
11550 | next_offset = offset + cert_types_count;
11551 |
11552 | ti = proto_tree_add_none_format(tree,
11553 | hf->hf.hs_cert_types,
11554 | tvb, offset, cert_types_count,
11555 | "Certificate types (%u type%s)",
11556 | cert_types_count,
11557 | plurality(cert_types_count, "", "s")((cert_types_count) == 1 ? ("") : ("s")));
11558 | subtree = proto_item_add_subtree(ti, hf->ett.cert_types);
11559 |
11560 | while (offset < next_offset) {
11561 | proto_tree_add_item(subtree, hf->hf.hs_cert_type, tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11562 | offset++;
11563 | }
11564 | }
11565 |
11566 | if (session->version == TLSV1DOT2_VERSION0x303 || session->version == DTLSV1DOT2_VERSION0xfefd ||
11567 | (is_tls13 && (draft_version > 0 && draft_version < 19))) {
11568 | offset = ssl_dissect_hash_alg_list(hf, tvb, tree, pinfo, offset, offset_end, NULL((void*)0));
11569 | }
11570 |
11571 | if (is_tls13 && (draft_version == 0 || draft_version >= 19)) {
11572 | /*
11573 | * TLS 1.3 draft 19 and newer: Extensions.
11574 | * SslDecryptSession pointer is NULL because Certificate Extensions
11575 | * should not influence decryption state.
11576 | */
11577 | ssl_dissect_hnd_extension(hf, tvb, tree, pinfo, offset,
11578 | offset_end, SSL_HND_CERT_REQUEST,
11579 | session, NULL((void*)0), is_dtls, NULL((void*)0), NULL((void*)0), NULL((void*)0), 0, 0);
11580 | } else if (is_tls13 && draft_version <= 18) {
11581 | /*
11582 | * TLS 1.3 draft 18 and older: certificate_authorities and
11583 | * certificate_extensions (a vector of OID mappings).
11584 | */
11585 | offset = tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11586 | ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, tree, offset, offset_end);
11587 | } else {
11588 | /* for TLS 1.2 and older, the certificate_authorities field. */
11589 | tls_dissect_certificate_authorities(hf, tvb, pinfo, tree, offset, offset_end);
11590 | }
11591 | }
11592 | /* Certificate and Certificate Request dissections. }}} */
11593 |
11594 | void
11595 | ssl_dissect_hnd_cli_cert_verify(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
11596 | proto_tree *tree, uint32_t offset, uint32_t offset_end, uint16_t version)
11597 | {
11598 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
11599 | hf->hf.hs_client_cert_vrfy_sig_len,
11600 | hf->hf.hs_client_cert_vrfy_sig);
11601 | }
11602 |
11603 | /* Finished dissection. {{{ */
11604 | void
11605 | ssl_dissect_hnd_finished(ssl_common_dissect_t *hf, tvbuff_t *tvb,
11606 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
11607 | const SslSession *session, ssl_hfs_t *ssl_hfs)
11608 | {
11609 | /* For SSLv3:
11610 | * struct {
11611 | * opaque md5_hash[16];
11612 | * opaque sha_hash[20];
11613 | * } Finished;
11614 | *
11615 | * For (D)TLS:
11616 | * struct {
11617 | * opaque verify_data[12];
11618 | * } Finished;
11619 | *
11620 | * For TLS 1.3:
11621 | * struct {
11622 | * opaque verify_data[Hash.length];
11623 | * }
11624 | */
11625 | if (!tree)
11626 | return;
11627 |
11628 | if (session->version == SSLV3_VERSION0x300) {
11629 | if (ssl_hfs != NULL((void*)0)) {
11630 | proto_tree_add_item(tree, ssl_hfs->hs_md5_hash,
11631 | tvb, offset, 16, ENC_NA0x00000000);
11632 | proto_tree_add_item(tree, ssl_hfs->hs_sha_hash,
11633 | tvb, offset + 16, 20, ENC_NA0x00000000);
11634 | }
11635 | } else {
11636 | /* Length should be 12 for TLS before 1.3, assume this is the case. */
11637 | proto_tree_add_item(tree, hf->hf.hs_finished,
11638 | tvb, offset, offset_end - offset, ENC_NA0x00000000);
11639 | }
11640 | } /* }}} */
11641 |
11642 | /* RFC 6066 Certificate URL handshake message dissection. {{{ */
11643 | void
11644 | ssl_dissect_hnd_cert_url(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset)
11645 | {
11646 | uint16_t url_hash_len;
11647 |
11648 | /* enum {
11649 | * individual_certs(0), pkipath(1), (255)
11650 | * } CertChainType;
11651 | *
11652 | * struct {
11653 | * CertChainType type;
11654 | * URLAndHash url_and_hash_list<1..2^16-1>;
11655 | * } CertificateURL;
11656 | *
11657 | * struct {
11658 | * opaque url<1..2^16-1>;
11659 | * uint8 padding;
11660 | * opaque SHA1Hash[20];
11661 | * } URLAndHash;
11662 | */
11663 |
11664 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_type,
11665 | tvb, offset, 1, ENC_NA0x00000000);
11666 | offset++;
11667 |
11668 | url_hash_len = tvb_get_ntohs(tvb, offset);
11669 | proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_url_hash_list_len,
11670 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11671 | offset += 2;
11672 | while (url_hash_len-- > 0) {
11673 | proto_item *urlhash_item;
11674 | proto_tree *urlhash_tree;
11675 | uint16_t url_len;
11676 |
11677 | urlhash_item = proto_tree_add_item(tree, hf->hf.hs_ext_cert_url_item,
11678 | tvb, offset, -1, ENC_NA0x00000000);
11679 | urlhash_tree = proto_item_add_subtree(urlhash_item, hf->ett.urlhash);
11680 |
11681 | url_len = tvb_get_ntohs(tvb, offset);
11682 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url_len,
11683 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11684 | offset += 2;
11685 |
11686 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_url,
11687 | tvb, offset, url_len, ENC_ASCII0x00000000|ENC_NA0x00000000);
11688 | offset += url_len;
11689 |
11690 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_padding,
11691 | tvb, offset, 1, ENC_NA0x00000000);
11692 | offset++;
11693 | /* Note: RFC 6066 says that padding must be 0x01 */
11694 |
11695 | proto_tree_add_item(urlhash_tree, hf->hf.hs_ext_cert_url_sha1,
11696 | tvb, offset, 20, ENC_NA0x00000000);
11697 | offset += 20;
11698 | }
11699 | } /* }}} */
11700 |
11701 | void
11702 | ssl_dissect_hnd_compress_certificate(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11703 | uint32_t offset, uint32_t offset_end, packet_info *pinfo,
11704 | SslSession *session, SslDecryptSession *ssl,
11705 | bool_Bool is_from_server, bool_Bool is_dtls)
11706 | {
11707 | uint32_t algorithm, uncompressed_length;
11708 | uint32_t compressed_certificate_message_length;
11709 | tvbuff_t *uncompressed_tvb = NULL((void*)0);
11710 | proto_item *ti;
11711 | /*
11712 | * enum {
11713 | * zlib(1),
11714 | * brotli(2),
11715 | * zstd(3),
11716 | * (65535)
11717 | * } CertificateCompressionAlgorithm;
11718 | *
11719 | * struct {
11720 | * CertificateCompressionAlgorithm algorithm;
11721 | * uint24 uncompressed_length;
11722 | * opaque compressed_certificate_message<1..2^24-1>;
11723 | * } CompressedCertificate;
11724 | */
11725 |
11726 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_algorithm,
11727 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &algorithm);
11728 | offset += 2;
11729 |
11730 | proto_tree_add_item_ret_uint(tree, hf->hf.hs_ext_compress_certificate_uncompressed_length,
11731 | tvb, offset, 3, ENC_BIG_ENDIAN0x00000000, &uncompressed_length);
11732 | offset += 3;
11733 |
11734 | /* opaque compressed_certificate_message<1..2^24-1>; */
11735 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &compressed_certificate_message_length,
11736 | hf->hf.hs_ext_compress_certificate_compressed_certificate_message_length, 1, G_MAXUINT24((1U << 24) - 1))) {
11737 | return;
11738 | }
11739 | offset += 3;
11740 |
11741 | ti = proto_tree_add_item(tree, hf->hf.hs_ext_compress_certificate_compressed_certificate_message,
11742 | tvb, offset, compressed_certificate_message_length, ENC_NA0x00000000);
11743 |
11744 | /* Certificate decompression following algorithm */
11745 | switch (algorithm) {
11746 | case 1: /* zlib */
11747 | uncompressed_tvb = tvb_child_uncompress_zlib(tvb, tvb, offset, compressed_certificate_message_length);
11748 | break;
11749 | case 2: /* brotli */
11750 | uncompressed_tvb = tvb_child_uncompress_brotli(tvb, tvb, offset, compressed_certificate_message_length);
11751 | break;
11752 | case 3: /* zstd */
11753 | uncompressed_tvb = tvb_child_uncompress_zstd(tvb, tvb, offset, compressed_certificate_message_length);
11754 | break;
11755 | }
11756 |
11757 | if (uncompressed_tvb) {
11758 | proto_tree *uncompressed_tree;
11759 |
11760 | if (uncompressed_length != tvb_captured_length(uncompressed_tvb)) {
11761 | proto_tree_add_expert_format(tree, pinfo, &hf->ei.decompression_error,
11762 | tvb, offset, offset_end - offset,
11763 | "Invalid uncompressed length %u (expected %u)",
11764 | tvb_captured_length(uncompressed_tvb),
11765 | uncompressed_length);
11766 | } else {
11767 | uncompressed_tree = proto_item_add_subtree(ti, hf->ett.uncompressed_certificates);
11768 | ssl_dissect_hnd_cert(hf, uncompressed_tvb, uncompressed_tree,
11769 | 0, uncompressed_length, pinfo, session, ssl, is_from_server, is_dtls);
11770 | add_new_data_source(pinfo, uncompressed_tvb, "Uncompressed certificate(s)");
11771 | }
11772 | }
11773 | }
11774 |
11775 | /* Dissection of TLS Extensions in Client Hello, Server Hello, etc. {{{ */
11776 | static int
11777 | // NOLINTNEXTLINE(misc-no-recursion)
11778 | ssl_dissect_hnd_extension(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree,
11779 | packet_info* pinfo, uint32_t offset, uint32_t offset_end, uint8_t hnd_type,
11780 | SslSession *session, SslDecryptSession *ssl,
11781 | bool_Bool is_dtls, wmem_strbuf_t *ja3, ja4_data_t *ja4_data,
11782 | ssl_master_key_map_t *mk_map, uint32_t initial_offset, uint32_t hello_length)
11783 | {
11784 | uint32_t exts_len;
11785 | uint16_t ext_type;
11786 | uint32_t ext_len;
11787 | uint32_t next_offset;
11788 | proto_item *ext_item;
11789 | proto_tree *ext_tree;
11790 | bool_Bool is_tls13 = session->version == TLSV1DOT3_VERSION0x304;
11791 | wmem_strbuf_t *ja3_sg = wmem_strbuf_new(pinfo->pool, "");
11792 | wmem_strbuf_t *ja3_ecpf = wmem_strbuf_new(pinfo->pool, "");
11793 | char *ja3_dash = "";
11794 | unsigned supported_version;
11795 |
11796 | /* Extension extensions<0..2^16-2> (for TLS 1.3 HRR/CR min-length is 2) */
11797 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &exts_len,
11798 | hf->hf.hs_exts_len, 0, UINT16_MAX(65535))) {
11799 | return offset_end;
11800 | }
11801 | offset += 2;
11802 | offset_end = offset + exts_len;
11803 |
11804 | if (ja4_data) {
11805 | ja4_data->num_extensions = 0;
11806 | }
11807 | while (offset_end - offset >= 4)
11808 | {
11809 | ext_type = tvb_get_ntohs(tvb, offset);
11810 | ext_len = tvb_get_ntohs(tvb, offset + 2);
11811 |
11812 | if (ja4_data && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11813 | ja4_data->num_extensions += 1;
11814 | if (ext_type != SSL_HND_HELLO_EXT_SERVER_NAME0 &&
11815 | ext_type != SSL_HND_HELLO_EXT_ALPN16) {
11816 | wmem_list_insert_sorted(ja4_data->extension_list, GUINT_TO_POINTER(ext_type)((gpointer) (gulong) (ext_type)), wmem_compare_uint);
11817 | }
11818 | }
11819 |
11820 | ext_item = proto_tree_add_none_format(tree, hf->hf.hs_ext, tvb, offset, 4 + ext_len,
11821 | "Extension: %s (len=%u)", val_to_str(pinfo->pool, ext_type,
11822 | tls_hello_extension_types,
11823 | "Unknown type %u"), ext_len);
11824 | ext_tree = proto_item_add_subtree(ext_item, hf->ett.hs_ext);
11825 |
11826 | proto_tree_add_uint(ext_tree, hf->hf.hs_ext_type,
11827 | tvb, offset, 2, ext_type);
11828 | offset += 2;
11829 | if (ja3 && !IS_GREASE_TLS(ext_type)((((ext_type) & 0x0f0f) == 0x0a0a) && (((ext_type ) & 0xff) == (((ext_type)>>8) & 0xff)))) {
11830 | wmem_strbuf_append_printf(ja3, "%s%i",ja3_dash, ext_type);
11831 | ja3_dash = "-";
11832 | }
11833 |
11834 | /* opaque extension_data<0..2^16-1> */
11835 | if (!ssl_add_vector(hf, tvb, pinfo, ext_tree, offset, offset_end, &ext_len,
11836 | hf->hf.hs_ext_len, 0, UINT16_MAX(65535))) {
11837 | return offset_end;
11838 | }
11839 | offset += 2;
11840 | next_offset = offset + ext_len;
11841 |
11842 | switch (ext_type) {
11843 | case SSL_HND_HELLO_EXT_SERVER_NAME0:
11844 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11845 | offset = ssl_dissect_hnd_hello_ext_server_name(hf, tvb, pinfo, ext_tree, offset, next_offset);
11846 | if (ja4_data) {
11847 | ja4_data->server_name_present = true1;
11848 | }
11849 | }
11850 | break;
11851 | case SSL_HND_HELLO_EXT_MAX_FRAGMENT_LENGTH1:
11852 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_max_fragment_length, tvb, offset, 1, ENC_NA0x00000000);
11853 | offset += 1;
11854 | break;
11855 | case SSL_HND_HELLO_EXT_STATUS_REQUEST5:
11856 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11857 | offset = ssl_dissect_hnd_hello_ext_status_request(hf, tvb, pinfo, ext_tree, offset, next_offset, false0);
11858 | } else if (is_tls13 && hnd_type == SSL_HND_CERTIFICATE) {
11859 | offset = tls_dissect_hnd_certificate_status(hf, tvb, pinfo, ext_tree, offset, next_offset);
11860 | }
11861 | break;
11862 | case SSL_HND_HELLO_EXT_CERT_TYPE9:
11863 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11864 | offset, next_offset,
11865 | hnd_type, ext_type,
11866 | session);
11867 | break;
11868 | case SSL_HND_HELLO_EXT_SUPPORTED_GROUPS10:
11869 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11870 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11871 | next_offset, ja3_sg);
11872 | } else {
11873 | offset = ssl_dissect_hnd_hello_ext_supported_groups(hf, tvb, pinfo, ext_tree, offset,
11874 | next_offset, NULL((void*)0));
11875 | }
11876 | break;
11877 | case SSL_HND_HELLO_EXT_EC_POINT_FORMATS11:
11878 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11879 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, ja3_ecpf);
11880 | } else {
11881 | offset = ssl_dissect_hnd_hello_ext_ec_point_formats(hf, tvb, ext_tree, offset, NULL((void*)0));
11882 | }
11883 | break;
11884 | break;
11885 | case SSL_HND_HELLO_EXT_SRP12:
11886 | offset = ssl_dissect_hnd_hello_ext_srp(hf, tvb, pinfo, ext_tree, offset, next_offset);
11887 | break;
11888 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS13:
11889 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, ja4_data);
11890 | break;
11891 | case SSL_HND_HELLO_EXT_SIGNATURE_ALGORITHMS_CERT50: /* since TLS 1.3 draft -23 */
11892 | offset = ssl_dissect_hnd_hello_ext_sig_hash_algs(hf, tvb, ext_tree, pinfo, offset, next_offset, NULL((void*)0));
11893 | break;
11894 | case SSL_HND_HELLO_EXT_DELEGATED_CREDENTIALS34:
11895 | offset = ssl_dissect_hnd_ext_delegated_credentials(hf, tvb, ext_tree, pinfo, offset, next_offset, hnd_type);
11896 | break;
11897 | case SSL_HND_HELLO_EXT_USE_SRTP14:
11898 | if (is_dtls) {
11899 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
11900 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, false0);
11901 | } else if (hnd_type == SSL_HND_SERVER_HELLO) {
11902 | offset = dtls_dissect_hnd_hello_ext_use_srtp(pinfo, tvb, ext_tree, offset, next_offset, true1);
11903 | }
11904 | } else {
11905 | // XXX expert info: This extension MUST only be used with DTLS, and not with TLS.
11906 | }
11907 | break;
11908 | case SSL_HND_HELLO_EXT_ECH_OUTER_EXTENSIONS64768:
11909 | offset = ssl_dissect_hnd_ech_outer_ext(hf, tvb, pinfo, ext_tree, offset, next_offset);
11910 | break;
11911 | case SSL_HND_HELLO_EXT_ENCRYPTED_CLIENT_HELLO65037:
11912 | offset = ssl_dissect_hnd_hello_ext_ech(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, ssl, mk_map, initial_offset, hello_length);
11913 | break;
11914 | case SSL_HND_HELLO_EXT_HEARTBEAT15:
11915 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_heartbeat_mode,
11916 | tvb, offset, 1, ENC_BIG_ENDIAN0x00000000);
11917 | offset++;
11918 | break;
11919 | case SSL_HND_HELLO_EXT_ALPN16:
11920 | offset = ssl_dissect_hnd_hello_ext_alpn(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, session, is_dtls, ja4_data);
11921 | break;
11922 | case SSL_HND_HELLO_EXT_STATUS_REQUEST_V217:
11923 | if (hnd_type == SSL_HND_CLIENT_HELLO)
11924 | offset = ssl_dissect_hnd_hello_ext_status_request_v2(hf, tvb, pinfo, ext_tree, offset, next_offset);
11925 | break;
11926 | case SSL_HND_HELLO_EXT_SIGNED_CERTIFICATE_TIMESTAMP18:
11927 | // TLS 1.3 note: SCT only appears in EE in draft -16 and before.
11928 | if (hnd_type == SSL_HND_SERVER_HELLO || hnd_type == SSL_HND_ENCRYPTED_EXTENSIONS || hnd_type == SSL_HND_CERTIFICATE)
11929 | offset = tls_dissect_sct_list(hf, tvb, pinfo, ext_tree, offset, next_offset, session->version);
11930 | break;
11931 | case SSL_HND_HELLO_EXT_CLIENT_CERT_TYPE19:
11932 | case SSL_HND_HELLO_EXT_SERVER_CERT_TYPE20:
11933 | offset = ssl_dissect_hnd_hello_ext_cert_type(hf, tvb, ext_tree,
11934 | offset, next_offset,
11935 | hnd_type, ext_type,
11936 | session);
11937 | break;
11938 | case SSL_HND_HELLO_EXT_PADDING21:
11939 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_padding_data, tvb, offset, ext_len, ENC_NA0x00000000);
11940 | offset += ext_len;
11941 | break;
11942 | case SSL_HND_HELLO_EXT_ENCRYPT_THEN_MAC22:
11943 | if (ssl && hnd_type == SSL_HND_SERVER_HELLO) {
11944 | ssl_debug_printf("%s enabling Encrypt-then-MAC\n", G_STRFUNC((const char*) (__func__)));
11945 | ssl->state |= SSL_ENCRYPT_THEN_MAC(1<<11);
11946 | }
11947 | break;
11948 | case SSL_HND_HELLO_EXT_EXTENDED_MASTER_SECRET23:
11949 | if (ssl) {
11950 | switch (hnd_type) {
11951 | case SSL_HND_CLIENT_HELLO:
11952 | ssl->state |= SSL_CLIENT_EXTENDED_MASTER_SECRET(1<<7);
11953 | break;
11954 | case SSL_HND_SERVER_HELLO:
11955 | ssl->state |= SSL_SERVER_EXTENDED_MASTER_SECRET(1<<8);
11956 | break;
11957 | default: /* no default */
11958 | break;
11959 | }
11960 | }
11961 | break;
11962 | case SSL_HND_HELLO_EXT_COMPRESS_CERTIFICATE27:
11963 | offset = ssl_dissect_hnd_hello_ext_compress_certificate(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11964 | break;
11965 | case SSL_HND_HELLO_EXT_TOKEN_BINDING24:
11966 | offset = ssl_dissect_hnd_hello_ext_token_binding(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11967 | break;
11968 | case SSL_HND_HELLO_EXT_RECORD_SIZE_LIMIT28:
11969 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_record_size_limit,
11970 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
11971 | offset += 2;
11972 | break;
11973 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS65445:
11974 | case SSL_HND_HELLO_EXT_QUIC_TRANSPORT_PARAMETERS_V157:
11975 | offset = ssl_dissect_hnd_hello_ext_quic_transport_parameters(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11976 | break;
11977 | case SSL_HND_HELLO_EXT_SESSION_TICKET_TLS35:
11978 | offset = ssl_dissect_hnd_hello_ext_session_ticket(hf, tvb, ext_tree, offset, next_offset, hnd_type, ssl);
11979 | break;
11980 | case SSL_HND_HELLO_EXT_KEY_SHARE_OLD40: /* used before TLS 1.3 draft -23 */
11981 | case SSL_HND_HELLO_EXT_KEY_SHARE51:
11982 | offset = ssl_dissect_hnd_hello_ext_key_share(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11983 | break;
11984 | case SSL_HND_HELLO_EXT_PRE_SHARED_KEY41:
11985 | offset = ssl_dissect_hnd_hello_ext_pre_shared_key(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
11986 | break;
11987 | case SSL_HND_HELLO_EXT_EARLY_DATA42:
11988 | case SSL_HND_HELLO_EXT_TICKET_EARLY_DATA_INFO46:
11989 | offset = ssl_dissect_hnd_hello_ext_early_data(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
11990 | break;
11991 | case SSL_HND_HELLO_EXT_SUPPORTED_VERSIONS43:
11992 | switch (hnd_type) {
11993 | case SSL_HND_CLIENT_HELLO:
11994 | offset = ssl_dissect_hnd_hello_ext_supported_versions(hf, tvb, pinfo, ext_tree, offset, next_offset, session, is_dtls, ja4_data);
11995 | break;
11996 | case SSL_HND_SERVER_HELLO:
11997 | case SSL_HND_HELLO_RETRY_REQUEST:
11998 | proto_tree_add_item_ret_uint(ext_tree, hf->hf.hs_ext_supported_version, tvb, offset, 2, ENC_BIG_ENDIAN0x00000000, &supported_version);
11999 | offset += 2;
12000 | proto_item_append_text(ext_tree, " %s", val_to_str(pinfo->pool, supported_version, ssl_versions, "Unknown (0x%04x)"));
12001 | break;
12002 | }
12003 | break;
12004 | case SSL_HND_HELLO_EXT_COOKIE44:
12005 | offset = ssl_dissect_hnd_hello_ext_cookie(hf, tvb, pinfo, ext_tree, offset, next_offset);
12006 | break;
12007 | case SSL_HND_HELLO_EXT_PSK_KEY_EXCHANGE_MODES45:
12008 | offset = ssl_dissect_hnd_hello_ext_psk_key_exchange_modes(hf, tvb, pinfo, ext_tree, offset, next_offset);
12009 | break;
12010 | case SSL_HND_HELLO_EXT_CERTIFICATE_AUTHORITIES47:
12011 | offset = ssl_dissect_hnd_hello_ext_certificate_authorities(hf, tvb, pinfo, ext_tree, offset, next_offset);
12012 | break;
12013 | case SSL_HND_HELLO_EXT_OID_FILTERS48:
12014 | offset = ssl_dissect_hnd_hello_ext_oid_filters(hf, tvb, pinfo, ext_tree, offset, next_offset);
12015 | break;
12016 | case SSL_HND_HELLO_EXT_POST_HANDSHAKE_AUTH49:
12017 | break;
12018 | case SSL_HND_HELLO_EXT_NPN13172:
12019 | offset = ssl_dissect_hnd_hello_ext_npn(hf, tvb, pinfo, ext_tree, offset, next_offset);
12020 | break;
12021 | case SSL_HND_HELLO_EXT_ALPS_OLD17513:
12022 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
12023 | break;
12024 | case SSL_HND_HELLO_EXT_ALPS17613:
12025 | offset = ssl_dissect_hnd_hello_ext_alps(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type);
12026 | break;
12027 | case SSL_HND_HELLO_EXT_RENEGOTIATION_INFO65281:
12028 | offset = ssl_dissect_hnd_hello_ext_reneg_info(hf, tvb, pinfo, ext_tree, offset, next_offset);
12029 | break;
12030 | case SSL_HND_HELLO_EXT_ENCRYPTED_SERVER_NAME65486:
12031 | offset = ssl_dissect_hnd_hello_ext_esni(hf, tvb, pinfo, ext_tree, offset, next_offset, hnd_type, ssl);
12032 | break;
12033 | case SSL_HND_HELLO_EXT_CONNECTION_ID_DEPRECATED53:
12034 | session->deprecated_cid = true1;
12035 | /* FALLTHRU */
12036 | case SSL_HND_HELLO_EXT_CONNECTION_ID54:
12037 | offset = ssl_dissect_hnd_hello_ext_connection_id(hf, tvb, pinfo, ext_tree, offset, hnd_type, session, ssl);
12038 | break;
12039 | case SSL_HND_HELLO_EXT_TRUSTED_CA_KEYS3:
12040 | offset = ssl_dissect_hnd_hello_ext_trusted_ca_keys(hf, tvb, pinfo, ext_tree, offset, next_offset);
12041 | break;
12042 | default:
12043 | proto_tree_add_item(ext_tree, hf->hf.hs_ext_data,
12044 | tvb, offset, ext_len, ENC_NA0x00000000);
12045 | offset += ext_len;
12046 | break;
12047 | }
12048 |
12049 | if (!ssl_end_vector(hf, tvb, pinfo, ext_tree, offset, next_offset)) {
12050 | /* Dissection did not end at expected location, fix it. */
12051 | offset = next_offset;
12052 | }
12053 | }
12054 |
12055 | if (ja3) {
12056 | if (hnd_type == SSL_HND_CLIENT_HELLO) {
12057 | if(wmem_strbuf_get_len(ja3_sg) > 0) {
12058 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_sg));
12059 | } else {
12060 | wmem_strbuf_append_c(ja3, ',');
12061 | }
12062 | if(wmem_strbuf_get_len(ja3_ecpf) > 0) {
12063 | wmem_strbuf_append_printf(ja3, "%s", wmem_strbuf_get_str(ja3_ecpf));
12064 | } else {
12065 | wmem_strbuf_append_c(ja3, ',');
12066 | }
12067 | }
12068 | }
12069 |
12070 | /* Check if Extensions vector is correctly terminated. */
12071 | if (!ssl_end_vector(hf, tvb, pinfo, tree, offset, offset_end)) {
12072 | offset = offset_end;
12073 | }
12074 |
12075 | return offset;
12076 | } /* }}} */
12077 |
12078 |
12079 | /* ClientKeyExchange algo-specific dissectors. {{{ */
12080 |
12081 | static void
12082 | dissect_ssl3_hnd_cli_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12083 | proto_tree *tree, uint32_t offset,
12084 | uint32_t length)
12085 | {
12086 | int point_len;
12087 | proto_tree *ssl_ecdh_tree;
12088 |
12089 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12090 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Client Params");
12091 |
12092 | /* point */
12093 | point_len = tvb_get_uint8(tvb, offset);
12094 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point_len, tvb,
12095 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12096 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_client_keyex_point, tvb,
12097 | offset + 1, point_len, ENC_NA0x00000000);
12098 | }
12099 |
12100 | static void
12101 | dissect_ssl3_hnd_cli_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12102 | proto_tree *tree, uint32_t offset, uint32_t length)
12103 | {
12104 | int yc_len;
12105 | proto_tree *ssl_dh_tree;
12106 |
12107 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12108 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Client Params");
12109 |
12110 | /* ClientDiffieHellmanPublic.dh_public (explicit) */
12111 | yc_len = tvb_get_ntohs(tvb, offset);
12112 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc_len, tvb,
12113 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12114 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_client_keyex_yc, tvb,
12115 | offset + 2, yc_len, ENC_NA0x00000000);
12116 | }
12117 |
12118 | static void
12119 | dissect_ssl3_hnd_cli_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12120 | proto_tree *tree, uint32_t offset,
12121 | uint32_t length, const SslSession *session)
12122 | {
12123 | int epms_len;
12124 | proto_tree *ssl_rsa_tree;
12125 |
12126 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12127 | hf->ett.keyex_params, NULL((void*)0), "RSA Encrypted PreMaster Secret");
12128 |
12129 | /* EncryptedPreMasterSecret.pre_master_secret */
12130 | switch (session->version) {
12131 | case SSLV2_VERSION0x0002:
12132 | case SSLV3_VERSION0x300:
12133 | case DTLSV1DOT0_OPENSSL_VERSION0x100:
12134 | /* OpenSSL pre-0.9.8f DTLS and pre-TLS quirk: 2-octet length vector is
12135 | * not present. The handshake contents represents the EPMS, see:
12136 | * https://gitlab.com/wireshark/wireshark/-/issues/10222 */
12137 | epms_len = length;
12138 | break;
12139 |
12140 | default:
12141 | /* TLS and DTLS include vector length before EPMS */
12142 | epms_len = tvb_get_ntohs(tvb, offset);
12143 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12144 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12145 | offset += 2;
12146 | break;
12147 | }
12148 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_client_keyex_epms, tvb,
12149 | offset, epms_len, ENC_NA0x00000000);
12150 | }
12151 |
12152 | /* Used in PSK cipher suites */
12153 | static uint32_t
12154 | dissect_ssl3_hnd_cli_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12155 | proto_tree *tree, uint32_t offset)
12156 | {
12157 | unsigned identity_len;
12158 | proto_tree *ssl_psk_tree;
12159 |
12160 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12161 | hf->ett.keyex_params, NULL((void*)0), "PSK Client Params");
12162 | /* identity */
12163 | identity_len = tvb_get_ntohs(tvb, offset);
12164 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len, tvb,
12165 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12166 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity, tvb,
12167 | offset + 2, identity_len, ENC_NA0x00000000);
12168 |
12169 | proto_item_set_len(ssl_psk_tree, 2 + identity_len);
12170 | return 2 + identity_len;
12171 | }
12172 |
12173 | /* Used in RSA PSK cipher suites */
12174 | static void
12175 | dissect_ssl3_hnd_cli_keyex_rsa_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12176 | proto_tree *tree, uint32_t offset,
12177 | uint32_t length)
12178 | {
12179 | int identity_len, epms_len;
12180 | proto_tree *ssl_psk_tree;
12181 |
12182 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12183 | hf->ett.keyex_params, NULL((void*)0), "RSA PSK Client Params");
12184 |
12185 | /* identity */
12186 | identity_len = tvb_get_ntohs(tvb, offset);
12187 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity_len,
12188 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12189 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_identity,
12190 | tvb, offset + 2, identity_len, ENC_NA0x00000000);
12191 | offset += 2 + identity_len;
12192 |
12193 | /* Yc */
12194 | epms_len = tvb_get_ntohs(tvb, offset);
12195 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12196 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12197 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_client_keyex_epms, tvb,
12198 | offset + 2, epms_len, ENC_NA0x00000000);
12199 | }
12200 |
12201 | /* Used in Diffie-Hellman PSK cipher suites */
12202 | static void
12203 | dissect_ssl3_hnd_cli_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12204 | proto_tree *tree, uint32_t offset, uint32_t length)
12205 | {
12206 | /*
12207 | * struct {
12208 | * select (KeyExchangeAlgorithm) {
12209 | * case diffie_hellman_psk:
12210 | * opaque psk_identity<0..2^16-1>;
12211 | * ClientDiffieHellmanPublic public;
12212 | * } exchange_keys;
12213 | * } ClientKeyExchange;
12214 | */
12215 |
12216 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12217 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset + psk_len, length - psk_len);
12218 | }
12219 |
12220 | /* Used in EC Diffie-Hellman PSK cipher suites */
12221 | static void
12222 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12223 | proto_tree *tree, uint32_t offset, uint32_t length)
12224 | {
12225 | /*
12226 | * struct {
12227 | * select (KeyExchangeAlgorithm) {
12228 | * case ec_diffie_hellman_psk:
12229 | * opaque psk_identity<0..2^16-1>;
12230 | * ClientECDiffieHellmanPublic public;
12231 | * } exchange_keys;
12232 | * } ClientKeyExchange;
12233 | */
12234 |
12235 | uint32_t psk_len = dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12236 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset + psk_len, length - psk_len);
12237 | }
12238 |
12239 | /* Used in EC J-PAKE cipher suites */
12240 | static void
12241 | dissect_ssl3_hnd_cli_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12242 | proto_tree *tree, uint32_t offset,
12243 | uint32_t length)
12244 | {
12245 | /*
12246 | * struct {
12247 | * ECPoint V;
12248 | * opaque r<1..2^8-1>;
12249 | * } ECSchnorrZKP;
12250 | *
12251 | * struct {
12252 | * ECPoint X;
12253 | * ECSchnorrZKP zkp;
12254 | * } ECJPAKEKeyKP;
12255 | *
12256 | * struct {
12257 | * ECJPAKEKeyKP ecjpake_key_kp;
12258 | * } ClientECJPAKEParams;
12259 | *
12260 | * select (KeyExchangeAlgorithm) {
12261 | * case ecjpake:
12262 | * ClientECJPAKEParams params;
12263 | * } ClientKeyExchange;
12264 | */
12265 |
12266 | int point_len;
12267 | proto_tree *ssl_ecjpake_tree;
12268 |
12269 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12270 | hf->ett.keyex_params, NULL((void*)0),
12271 | "EC J-PAKE Client Params");
12272 |
12273 | /* ECJPAKEKeyKP.X */
12274 | point_len = tvb_get_uint8(tvb, offset);
12275 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc_len, tvb,
12276 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12277 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_xc, tvb,
12278 | offset + 1, point_len, ENC_NA0x00000000);
12279 | offset += 1 + point_len;
12280 |
12281 | /* ECJPAKEKeyKP.zkp.V */
12282 | point_len = tvb_get_uint8(tvb, offset);
12283 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc_len, tvb,
12284 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12285 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_vc, tvb,
12286 | offset + 1, point_len, ENC_NA0x00000000);
12287 | offset += 1 + point_len;
12288 |
12289 | /* ECJPAKEKeyKP.zkp.r */
12290 | point_len = tvb_get_uint8(tvb, offset);
12291 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc_len, tvb,
12292 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12293 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_client_keyex_rc, tvb,
12294 | offset + 1, point_len, ENC_NA0x00000000);
12295 | }
12296 |
12297 | static void
12298 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12299 | proto_tree *tree, uint32_t offset,
12300 | uint32_t length)
12301 | {
12302 | int epms_len;
12303 | proto_tree *ssl_ecc_sm2_tree;
12304 |
12305 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, length,
12306 | hf->ett.keyex_params, NULL((void*)0),
12307 | "ECC-SM2 Encrypted PreMaster Secret");
12308 |
12309 | epms_len = tvb_get_ntohs(tvb, offset);
12310 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms_len, tvb,
12311 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12312 | offset += 2;
12313 | proto_tree_add_item(ssl_ecc_sm2_tree, hf->hf.hs_client_keyex_epms, tvb,
12314 | offset, epms_len, ENC_NA0x00000000);
12315 | }
12316 | /* ClientKeyExchange algo-specific dissectors. }}} */
12317 |
12318 |
12319 | /* Dissects DigitallySigned (see RFC 5246 4.7 Cryptographic Attributes). {{{ */
12320 | static uint32_t
12321 | ssl_dissect_digitally_signed(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12322 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12323 | uint16_t version, int hf_sig_len, int hf_sig)
12324 | {
12325 | uint32_t sig_len;
12326 |
12327 | switch (version) {
12328 | case TLSV1DOT2_VERSION0x303:
12329 | case DTLSV1DOT2_VERSION0xfefd:
12330 | case TLSV1DOT3_VERSION0x304:
12331 | case DTLSV1DOT3_VERSION0xfefc:
12332 | tls_dissect_signature_algorithm(hf, tvb, tree, offset, NULL((void*)0));
12333 | offset += 2;
12334 | break;
12335 |
12336 | default:
12337 | break;
12338 | }
12339 |
12340 | /* Sig */
12341 | if (!ssl_add_vector(hf, tvb, pinfo, tree, offset, offset_end, &sig_len,
12342 | hf_sig_len, 0, UINT16_MAX(65535))) {
12343 | return offset_end;
12344 | }
12345 | offset += 2;
12346 | proto_tree_add_item(tree, hf_sig, tvb, offset, sig_len, ENC_NA0x00000000);
12347 | offset += sig_len;
12348 | return offset;
12349 | } /* }}} */
12350 |
12351 | /* ServerKeyExchange algo-specific dissectors. {{{ */
12352 |
12353 | /* dissects signed_params inside a ServerKeyExchange for some keyex algos */
12354 | static void
12355 | dissect_ssl3_hnd_srv_keyex_sig(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12356 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12357 | uint16_t version)
12358 | {
12359 | /*
12360 | * TLSv1.2 (RFC 5246 sec 7.4.8)
12361 | * struct {
12362 | * digitally-signed struct {
12363 | * opaque handshake_messages[handshake_messages_length];
12364 | * }
12365 | * } CertificateVerify;
12366 | *
12367 | * TLSv1.0/TLSv1.1 (RFC 5436 sec 7.4.8 and 7.4.3) works essentially the same
12368 | * as TLSv1.2, but the hash algorithms are not explicit in digitally-signed.
12369 | *
12370 | * SSLv3 (RFC 6101 sec 5.6.8) essentially works the same as TLSv1.0 but it
12371 | * does more hashing including the master secret and padding.
12372 | */
12373 | ssl_dissect_digitally_signed(hf, tvb, pinfo, tree, offset, offset_end, version,
12374 | hf->hf.hs_server_keyex_sig_len,
12375 | hf->hf.hs_server_keyex_sig);
12376 | }
12377 |
12378 | static uint32_t
12379 | dissect_tls_ecparameters(ssl_common_dissect_t *hf, tvbuff_t *tvb, proto_tree *tree, uint32_t offset, uint32_t offset_end)
12380 | {
12381 | /*
12382 | * RFC 4492 ECC cipher suites for TLS
12383 | *
12384 | * struct {
12385 | * ECCurveType curve_type;
12386 | * select (curve_type) {
12387 | * case explicit_prime:
12388 | * ...
12389 | * case explicit_char2:
12390 | * ...
12391 | * case named_curve:
12392 | * NamedCurve namedcurve;
12393 | * };
12394 | * } ECParameters;
12395 | */
12396 |
12397 | int curve_type;
12398 |
12399 | /* ECParameters.curve_type */
12400 | curve_type = tvb_get_uint8(tvb, offset);
12401 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_curve_type, tvb,
12402 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12403 | offset++;
12404 |
12405 | if (curve_type != 3)
12406 | return offset_end; /* only named_curves are supported */
12407 |
12408 | /* case curve_type == named_curve; ECParameters.namedcurve */
12409 | proto_tree_add_item(tree, hf->hf.hs_server_keyex_named_curve, tvb,
12410 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12411 | offset += 2;
12412 |
12413 | return offset;
12414 | }
12415 |
12416 | static void
12417 | dissect_ssl3_hnd_srv_keyex_ecdh(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12418 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12419 | uint16_t version, bool_Bool anon)
12420 | {
12421 | /*
12422 | * RFC 4492 ECC cipher suites for TLS
12423 | *
12424 | * struct {
12425 | * opaque point <1..2^8-1>;
12426 | * } ECPoint;
12427 | *
12428 | * struct {
12429 | * ECParameters curve_params;
12430 | * ECPoint public;
12431 | * } ServerECDHParams;
12432 | *
12433 | * select (KeyExchangeAlgorithm) {
12434 | * case ec_diffie_hellman:
12435 | * ServerECDHParams params;
12436 | * Signature signed_params;
12437 | * } ServerKeyExchange;
12438 | */
12439 |
12440 | int point_len;
12441 | proto_tree *ssl_ecdh_tree;
12442 |
12443 | ssl_ecdh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12444 | hf->ett.keyex_params, NULL((void*)0), "EC Diffie-Hellman Server Params");
12445 |
12446 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecdh_tree, offset, offset_end);
12447 | if (offset >= offset_end)
12448 | return; /* only named_curves are supported */
12449 |
12450 | /* ECPoint.point */
12451 | point_len = tvb_get_uint8(tvb, offset);
12452 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point_len, tvb,
12453 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12454 | proto_tree_add_item(ssl_ecdh_tree, hf->hf.hs_server_keyex_point, tvb,
12455 | offset + 1, point_len, ENC_NA0x00000000);
12456 | offset += 1 + point_len;
12457 |
12458 | /* Signature (if non-anonymous KEX) */
12459 | if (!anon) {
12460 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecdh_tree, offset, offset_end, version);
12461 | }
12462 | }
12463 |
12464 | static void
12465 | dissect_ssl3_hnd_srv_keyex_dhe(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12466 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12467 | uint16_t version, bool_Bool anon)
12468 | {
12469 | int p_len, g_len, ys_len;
12470 | proto_tree *ssl_dh_tree;
12471 |
12472 | ssl_dh_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12473 | hf->ett.keyex_params, NULL((void*)0), "Diffie-Hellman Server Params");
12474 |
12475 | /* p */
12476 | p_len = tvb_get_ntohs(tvb, offset);
12477 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p_len, tvb,
12478 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12479 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_p, tvb,
12480 | offset + 2, p_len, ENC_NA0x00000000);
12481 | offset += 2 + p_len;
12482 |
12483 | /* g */
12484 | g_len = tvb_get_ntohs(tvb, offset);
12485 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g_len, tvb,
12486 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12487 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_g, tvb,
12488 | offset + 2, g_len, ENC_NA0x00000000);
12489 | offset += 2 + g_len;
12490 |
12491 | /* Ys */
12492 | ys_len = tvb_get_ntohs(tvb, offset);
12493 | proto_tree_add_uint(ssl_dh_tree, hf->hf.hs_server_keyex_ys_len, tvb,
12494 | offset, 2, ys_len);
12495 | proto_tree_add_item(ssl_dh_tree, hf->hf.hs_server_keyex_ys, tvb,
12496 | offset + 2, ys_len, ENC_NA0x00000000);
12497 | offset += 2 + ys_len;
12498 |
12499 | /* Signature (if non-anonymous KEX) */
12500 | if (!anon) {
12501 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_dh_tree, offset, offset_end, version);
12502 | }
12503 | }
12504 |
12505 | /* Only used in RSA-EXPORT cipher suites */
12506 | static void
12507 | dissect_ssl3_hnd_srv_keyex_rsa(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12508 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12509 | uint16_t version)
12510 | {
12511 | int modulus_len, exponent_len;
12512 | proto_tree *ssl_rsa_tree;
12513 |
12514 | ssl_rsa_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12515 | hf->ett.keyex_params, NULL((void*)0), "RSA-EXPORT Server Params");
12516 |
12517 | /* modulus */
12518 | modulus_len = tvb_get_ntohs(tvb, offset);
12519 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus_len, tvb,
12520 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12521 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_modulus, tvb,
12522 | offset + 2, modulus_len, ENC_NA0x00000000);
12523 | offset += 2 + modulus_len;
12524 |
12525 | /* exponent */
12526 | exponent_len = tvb_get_ntohs(tvb, offset);
12527 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent_len,
12528 | tvb, offset, 2, ENC_BIG_ENDIAN0x00000000);
12529 | proto_tree_add_item(ssl_rsa_tree, hf->hf.hs_server_keyex_exponent,
12530 | tvb, offset + 2, exponent_len, ENC_NA0x00000000);
12531 | offset += 2 + exponent_len;
12532 |
12533 | /* Signature */
12534 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_rsa_tree, offset, offset_end, version);
12535 | }
12536 |
12537 | /* Used in RSA PSK and PSK cipher suites */
12538 | static uint32_t
12539 | dissect_ssl3_hnd_srv_keyex_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12540 | proto_tree *tree, uint32_t offset)
12541 | {
12542 | unsigned hint_len;
12543 | proto_tree *ssl_psk_tree;
12544 |
12545 | ssl_psk_tree = proto_tree_add_subtree(tree, tvb, offset, -1,
12546 | hf->ett.keyex_params, NULL((void*)0), "PSK Server Params");
12547 |
12548 | /* hint */
12549 | hint_len = tvb_get_ntohs(tvb, offset);
12550 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint_len, tvb,
12551 | offset, 2, ENC_BIG_ENDIAN0x00000000);
12552 | proto_tree_add_item(ssl_psk_tree, hf->hf.hs_server_keyex_hint, tvb,
12553 | offset + 2, hint_len, ENC_NA0x00000000);
12554 |
12555 | proto_item_set_len(ssl_psk_tree, 2 + hint_len);
12556 | return 2 + hint_len;
12557 | }
12558 |
12559 | /* Used in Diffie-Hellman PSK cipher suites */
12560 | static void
12561 | dissect_ssl3_hnd_srv_keyex_dhe_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12562 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12563 | {
12564 | /*
12565 | * struct {
12566 | * select (KeyExchangeAlgorithm) {
12567 | * case diffie_hellman_psk:
12568 | * opaque psk_identity_hint<0..2^16-1>;
12569 | * ServerDHParams params;
12570 | * };
12571 | * } ServerKeyExchange;
12572 | */
12573 |
12574 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12575 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12576 | }
12577 |
12578 | /* Used in EC Diffie-Hellman PSK cipher suites */
12579 | static void
12580 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12581 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12582 | {
12583 | /*
12584 | * struct {
12585 | * select (KeyExchangeAlgorithm) {
12586 | * case ec_diffie_hellman_psk:
12587 | * opaque psk_identity_hint<0..2^16-1>;
12588 | * ServerECDHParams params;
12589 | * };
12590 | * } ServerKeyExchange;
12591 | */
12592 |
12593 | uint32_t psk_len = dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12594 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset + psk_len, offset_end, 0, true1);
12595 | }
12596 |
12597 | /* Used in EC J-PAKE cipher suites */
12598 | static void
12599 | dissect_ssl3_hnd_srv_keyex_ecjpake(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12600 | proto_tree *tree, uint32_t offset, uint32_t offset_end)
12601 | {
12602 | /*
12603 | * struct {
12604 | * ECPoint V;
12605 | * opaque r<1..2^8-1>;
12606 | * } ECSchnorrZKP;
12607 | *
12608 | * struct {
12609 | * ECPoint X;
12610 | * ECSchnorrZKP zkp;
12611 | * } ECJPAKEKeyKP;
12612 | *
12613 | * struct {
12614 | * ECParameters curve_params;
12615 | * ECJPAKEKeyKP ecjpake_key_kp;
12616 | * } ServerECJPAKEParams;
12617 | *
12618 | * select (KeyExchangeAlgorithm) {
12619 | * case ecjpake:
12620 | * ServerECJPAKEParams params;
12621 | * } ServerKeyExchange;
12622 | */
12623 |
12624 | int point_len;
12625 | proto_tree *ssl_ecjpake_tree;
12626 |
12627 | ssl_ecjpake_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12628 | hf->ett.keyex_params, NULL((void*)0),
12629 | "EC J-PAKE Server Params");
12630 |
12631 | offset = dissect_tls_ecparameters(hf, tvb, ssl_ecjpake_tree, offset, offset_end);
12632 | if (offset >= offset_end)
12633 | return; /* only named_curves are supported */
12634 |
12635 | /* ECJPAKEKeyKP.X */
12636 | point_len = tvb_get_uint8(tvb, offset);
12637 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs_len, tvb,
12638 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12639 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_xs, tvb,
12640 | offset + 1, point_len, ENC_NA0x00000000);
12641 | offset += 1 + point_len;
12642 |
12643 | /* ECJPAKEKeyKP.zkp.V */
12644 | point_len = tvb_get_uint8(tvb, offset);
12645 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs_len, tvb,
12646 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12647 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_vs, tvb,
12648 | offset + 1, point_len, ENC_NA0x00000000);
12649 | offset += 1 + point_len;
12650 |
12651 | /* ECJPAKEKeyKP.zkp.r */
12652 | point_len = tvb_get_uint8(tvb, offset);
12653 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs_len, tvb,
12654 | offset, 1, ENC_BIG_ENDIAN0x00000000);
12655 | proto_tree_add_item(ssl_ecjpake_tree, hf->hf.hs_server_keyex_rs, tvb,
12656 | offset + 1, point_len, ENC_NA0x00000000);
12657 | }
12658 |
12659 | /* Only used in ECC-SM2-EXPORT cipher suites */
12660 | static void
12661 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12662 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12663 | uint16_t version)
12664 | {
12665 | proto_tree *ssl_ecc_sm2_tree;
12666 |
12667 | ssl_ecc_sm2_tree = proto_tree_add_subtree(tree, tvb, offset, offset_end - offset,
12668 | hf->ett.keyex_params, NULL((void*)0), "ECC-SM2-EXPORT Server Params");
12669 |
12670 | /* Signature */
12671 | dissect_ssl3_hnd_srv_keyex_sig(hf, tvb, pinfo, ssl_ecc_sm2_tree, offset, offset_end, version);
12672 | }
12673 | /* ServerKeyExchange algo-specific dissectors. }}} */
12674 |
12675 | /* Client Key Exchange and Server Key Exchange handshake dissections. {{{ */
12676 | void
12677 | ssl_dissect_hnd_cli_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12678 | proto_tree *tree, uint32_t offset, uint32_t length,
12679 | const SslSession *session)
12680 | {
12681 | switch (ssl_get_keyex_alg(session->cipher)) {
12682 | case KEX_DH_ANON0x13: /* RFC 5246; DHE_DSS, DHE_RSA, DH_DSS, DH_RSA, DH_ANON: ClientDiffieHellmanPublic */
12683 | case KEX_DH_DSS0x14:
12684 | case KEX_DH_RSA0x15:
12685 | case KEX_DHE_DSS0x10:
12686 | case KEX_DHE_RSA0x12:
12687 | dissect_ssl3_hnd_cli_keyex_dhe(hf, tvb, tree, offset, length);
12688 | break;
12689 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity, ClientDiffieHellmanPublic */
12690 | dissect_ssl3_hnd_cli_keyex_dhe_psk(hf, tvb, tree, offset, length);
12691 | break;
12692 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ClientECDiffieHellmanPublic */
12693 | case KEX_ECDH_ECDSA0x1a:
12694 | case KEX_ECDH_RSA0x1b:
12695 | case KEX_ECDHE_ECDSA0x16:
12696 | case KEX_ECDHE_RSA0x18:
12697 | dissect_ssl3_hnd_cli_keyex_ecdh(hf, tvb, tree, offset, length);
12698 | break;
12699 | case KEX_ECDHE_PSK0x17: /* RFC 5489; ec_diffie_hellman_psk: psk_identity, ClientECDiffieHellmanPublic */
12700 | dissect_ssl3_hnd_cli_keyex_ecdh_psk(hf, tvb, tree, offset, length);
12701 | break;
12702 | case KEX_KRB50x1c: /* RFC 2712; krb5: KerberosWrapper */
12703 | /* XXX: implement support for KRB5 */
12704 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12705 | tvb, offset, length,
12706 | "Kerberos ciphersuites (RFC 2712) are not implemented, contact Wireshark"
12707 | " developers if you want them to be supported");
12708 | break;
12709 | case KEX_PSK0x1d: /* RFC 4279; psk: psk_identity */
12710 | dissect_ssl3_hnd_cli_keyex_psk(hf, tvb, tree, offset);
12711 | break;
12712 | case KEX_RSA0x1e: /* RFC 5246; rsa: EncryptedPreMasterSecret */
12713 | dissect_ssl3_hnd_cli_keyex_rsa(hf, tvb, tree, offset, length, session);
12714 | break;
12715 | case KEX_RSA_PSK0x1f: /* RFC 4279; rsa_psk: psk_identity, EncryptedPreMasterSecret */
12716 | dissect_ssl3_hnd_cli_keyex_rsa_psk(hf, tvb, tree, offset, length);
12717 | break;
12718 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ClientSRPPublic */
12719 | case KEX_SRP_SHA_DSS0x21:
12720 | case KEX_SRP_SHA_RSA0x22:
12721 | /* XXX: implement support for SRP_SHA* */
12722 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12723 | tvb, offset, length,
12724 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12725 | " developers if you want them to be supported");
12726 | break;
12727 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12728 | dissect_ssl3_hnd_cli_keyex_ecjpake(hf, tvb, tree, offset, length);
12729 | break;
12730 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12731 | dissect_ssl3_hnd_cli_keyex_ecc_sm2(hf, tvb, tree, offset, length);
12732 | break;
12733 | default:
12734 | if (session->cipher == 0) {
12735 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12736 | tvb, offset, length,
12737 | "Cipher Suite not found");
12738 | } else {
12739 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12740 | tvb, offset, length,
12741 | "Cipher Suite 0x%04x is not implemented, "
12742 | "contact Wireshark developers if you want this to be supported",
12743 | session->cipher);
12744 | }
12745 | break;
12746 | }
12747 | }
12748 |
12749 | void
12750 | ssl_dissect_hnd_srv_keyex(ssl_common_dissect_t *hf, tvbuff_t *tvb, packet_info *pinfo,
12751 | proto_tree *tree, uint32_t offset, uint32_t offset_end,
12752 | const SslSession *session)
12753 | {
12754 | switch (ssl_get_keyex_alg(session->cipher)) {
12755 | case KEX_DH_ANON0x13: /* RFC 5246; ServerDHParams */
12756 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12757 | break;
12758 | case KEX_DH_DSS0x14: /* RFC 5246; not allowed */
12759 | case KEX_DH_RSA0x15:
12760 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12761 | tvb, offset, offset_end - offset);
12762 | break;
12763 | case KEX_DHE_DSS0x10: /* RFC 5246; dhe_dss, dhe_rsa: ServerDHParams, Signature */
12764 | case KEX_DHE_RSA0x12:
12765 | dissect_ssl3_hnd_srv_keyex_dhe(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12766 | break;
12767 | case KEX_DHE_PSK0x11: /* RFC 4279; diffie_hellman_psk: psk_identity_hint, ServerDHParams */
12768 | dissect_ssl3_hnd_srv_keyex_dhe_psk(hf, tvb, pinfo, tree, offset, offset_end);
12769 | break;
12770 | case KEX_ECDH_ANON0x19: /* RFC 4492; ec_diffie_hellman: ServerECDHParams (without signature for anon) */
12771 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, true1);
12772 | break;
12773 | case KEX_ECDHE_PSK0x17: /* RFC 5489; psk_identity_hint, ServerECDHParams */
12774 | dissect_ssl3_hnd_srv_keyex_ecdh_psk(hf, tvb, pinfo, tree, offset, offset_end);
12775 | break;
12776 | case KEX_ECDH_ECDSA0x1a: /* RFC 4492; ec_diffie_hellman: ServerECDHParams, Signature */
12777 | case KEX_ECDH_RSA0x1b:
12778 | case KEX_ECDHE_ECDSA0x16:
12779 | case KEX_ECDHE_RSA0x18:
12780 | dissect_ssl3_hnd_srv_keyex_ecdh(hf, tvb, pinfo, tree, offset, offset_end, session->version, false0);
12781 | break;
12782 | case KEX_KRB50x1c: /* RFC 2712; not allowed */
12783 | proto_tree_add_expert(tree, NULL((void*)0), &hf->ei.hs_srv_keyex_illegal,
12784 | tvb, offset, offset_end - offset);
12785 | break;
12786 | case KEX_PSK0x1d: /* RFC 4279; psk, rsa: psk_identity */
12787 | case KEX_RSA_PSK0x1f:
12788 | dissect_ssl3_hnd_srv_keyex_psk(hf, tvb, tree, offset);
12789 | break;
12790 | case KEX_RSA0x1e: /* only allowed if the public key in the server certificate is longer than 512 bits */
12791 | dissect_ssl3_hnd_srv_keyex_rsa(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12792 | break;
12793 | case KEX_ECC_SM20x26: /* GB/T 38636 */
12794 | dissect_ssl3_hnd_srv_keyex_ecc_sm2(hf, tvb, pinfo, tree, offset, offset_end, session->version);
12795 | break;
12796 | case KEX_SRP_SHA0x20: /* RFC 5054; srp: ServerSRPParams, Signature */
12797 | case KEX_SRP_SHA_DSS0x21:
12798 | case KEX_SRP_SHA_RSA0x22:
12799 | /* XXX: implement support for SRP_SHA* */
12800 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12801 | tvb, offset, offset_end - offset,
12802 | "SRP_SHA ciphersuites (RFC 5054) are not implemented, contact Wireshark"
12803 | " developers if you want them to be supported");
12804 | break;
12805 | case KEX_ECJPAKE0x24: /* https://tools.ietf.org/html/draft-cragie-tls-ecjpake-01 used in Thread Commissioning */
12806 | dissect_ssl3_hnd_srv_keyex_ecjpake(hf, tvb, tree, offset, offset_end);
12807 | break;
12808 | default:
12809 | if (session->cipher == 0) {
12810 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12811 | tvb, offset, offset_end - offset,
12812 | "Cipher Suite not found");
12813 | } else {
12814 | proto_tree_add_expert_format(tree, NULL((void*)0), &hf->ei.hs_ciphersuite_undecoded,
12815 | tvb, offset, offset_end - offset,
12816 | "Cipher Suite 0x%04x is not implemented, "
12817 | "contact Wireshark developers if you want this to be supported",
12818 | session->cipher);
12819 | }
12820 | break;
12821 | }
12822 | }
12823 | /* Client Key Exchange and Server Key Exchange handshake dissections. }}} */
12824 |
12825 | void
12826 | tls13_dissect_hnd_key_update(ssl_common_dissect_t *hf, tvbuff_t *tvb,
12827 | proto_tree *tree, uint32_t offset)
12828 | {
12829 | /* RFC 8446 Section 4.6.3
12830 | * enum {
12831 | * update_not_requested(0), update_requested(1), (255)
12832 | * } KeyUpdateRequest;
12833 | *
12834 | * struct {
12835 | * KeyUpdateRequest request_update;
12836 | * } KeyUpdate;
12837 | */
12838 | proto_tree_add_item(tree, hf->hf.hs_key_update_request_update, tvb, offset, 1, ENC_NA0x00000000);
12839 | }
12840 |
12841 | void
12842 | ssl_common_register_ssl_alpn_dissector_table(const char *name,
12843 | const char *ui_name, const int proto)
12844 | {
12845 | ssl_alpn_dissector_table = register_dissector_table(name, ui_name,
12846 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12847 | register_dissector_table_alias(ssl_alpn_dissector_table, "ssl.handshake.extensions_alpn_str");
12848 | }
12849 |
12850 | void
12851 | ssl_common_register_dtls_alpn_dissector_table(const char *name,
12852 | const char *ui_name, const int proto)
12853 | {
12854 | dtls_alpn_dissector_table = register_dissector_table(name, ui_name,
12855 | proto, FT_STRING, STRING_CASE_SENSITIVE0);
12856 | register_dissector_table_alias(ssl_alpn_dissector_table, "dtls.handshake.extensions_alpn_str");
12857 | }
12858 |
12859 | void
12860 | ssl_common_register_options(module_t *module, ssl_common_options_t *options, bool_Bool is_dtls)
12861 | {
12862 | prefs_register_string_preference(module, "psk", "Pre-Shared Key",
12863 | "Pre-Shared Key as HEX string. Should be 0 to 16 bytes.",
12864 | &(options->psk));
12865 |
12866 | if (is_dtls) {
12867 | prefs_register_obsolete_preference(module, "keylog_file");
12868 | prefs_register_static_text_preference(module, "keylog_file_removed",
12869 | "The (Pre)-Master-Secret log filename preference can be configured in the TLS protocol preferences.",
12870 | "Use the TLS protocol preference to configure the keylog file for both DTLS and TLS.");
12871 | return;
12872 | }
12873 |
12874 | prefs_register_filename_preference(module, "keylog_file", "(Pre)-Master-Secret log filename",
12875 | "The name of a file which contains a list of \n"
12876 | "(pre-)master secrets in one of the following formats:\n"
12877 | "\n"
12878 | "RSA <EPMS> <PMS>\n"
12879 | "RSA Session-ID:<SSLID> Master-Key:<MS>\n"
12880 | "CLIENT_RANDOM <CRAND> <MS>\n"
12881 | "PMS_CLIENT_RANDOM <CRAND> <PMS>\n"
12882 | "\n"
12883 | "Where:\n"
12884 | "<EPMS> = First 8 bytes of the Encrypted PMS\n"
12885 | "<PMS> = The Pre-Master-Secret (PMS) used to derive the MS\n"
12886 | "<SSLID> = The SSL Session ID\n"
12887 | "<MS> = The Master-Secret (MS)\n"
12888 | "<CRAND> = The Client's random number from the ClientHello message\n"
12889 | "\n"
12890 | "(All fields are in hex notation)",
12891 | &(options->keylog_filename), false0);
12892 | }
12893 |
12894 | void
12895 | ssl_calculate_handshake_hash(SslDecryptSession *ssl_session, tvbuff_t *tvb, uint32_t offset, uint32_t length)
12896 | {
12897 | if (ssl_session && ssl_session->session.version != TLSV1DOT3_VERSION0x304 && !(ssl_session->state & SSL_MASTER_SECRET(1<<5))) {
12898 | uint32_t old_length = ssl_session->handshake_data.data_len;
12899 | ssl_debug_printf("Calculating hash with offset %d %d\n", offset, length);
12900 | if (tvb) {
12901 | if (tvb_bytes_exist(tvb, offset, length)) {
12902 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12903 | tvb_memcpy(tvb, ssl_session->handshake_data.data + old_length, offset, length);
12904 | ssl_session->handshake_data.data_len += length;
12905 | }
12906 | } else {
12907 | /* DTLS calculates the hash as if each handshake message had been
12908 | * sent as a single fragment (RFC 6347, section 4.2.6) and passes
12909 | * in a null tvbuff to add 3 bytes for a zero fragment offset.
12910 | */
12911 | DISSECTOR_ASSERT_CMPINT(length, <, 4)((void) ((length < 4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion " "length" " " "<" " " "4" " (" "%" "l" "d" " " "<" " " "%" "l" "d" ")", "epan/dissectors/packet-tls-utils.c" , 12911, (int64_t)length, (int64_t)4))));
12912 | ssl_session->handshake_data.data = (unsigned char *)wmem_realloc(wmem_file_scope(), ssl_session->handshake_data.data, old_length + length);
12913 | memset(ssl_session->handshake_data.data + old_length, 0, length);
12914 | ssl_session->handshake_data.data_len += length;
12915 | }
12916 | }
12917 | }
12918 |
12919 |
12920 | /*
12921 | * Editor modelines - https://www.wireshark.org/tools/modelines.html
12922 | *
12923 | * Local variables:
12924 | * c-basic-offset: 4
12925 | * tab-width: 8
12926 | * indent-tabs-mode: nil
12927 | * End:
12928 | *
12929 | * vi: set shiftwidth=4 tabstop=8 expandtab:
12930 | * :indentSize=4:tabSize=8:noTabs=true:
12931 | */