1 /*
2 * Copyright 2022-2024 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #define OPENSSL_SUPPRESS_DEPRECATED /* EVP_PKEY_get1/set1_RSA */
11
12 #include <openssl/x509.h>
13 #include <openssl/asn1.h>
14 #include <openssl/evp.h>
15 #include <openssl/rsa.h>
16 #include <openssl/pem.h>
17 #include "crypto/x509.h" /* x509_st definition */
18 #include "testutil.h"
19
20 static EVP_PKEY *pubkey = NULL;
21 static EVP_PKEY *privkey = NULL;
22 static EVP_MD *signmd = NULL;
23
24 /* EC key pair used for signing */
25 static const unsigned char privkeydata[] = {
26 0x30, 0x77, 0x02, 0x01, 0x01, 0x04, 0x20, 0x7d, 0x2b, 0xfe, 0x5c, 0xcb, 0xcb, 0x27, 0xd6, 0x28,
27 0xfe, 0x98, 0x34, 0x84, 0x4a, 0x13, 0x6f, 0x70, 0xc4, 0x1a, 0x0b, 0xfc, 0xde, 0xb0, 0xb2, 0x32,
28 0xb1, 0xdd, 0x4f, 0x0e, 0xbc, 0xdf, 0x89, 0xa0, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
29 0x03, 0x01, 0x07, 0xa1, 0x44, 0x03, 0x42, 0x00, 0x04, 0xbf, 0x82, 0xd9, 0xc9, 0x4b, 0x19, 0x43,
30 0x45, 0x6b, 0xd4, 0x50, 0x64, 0x9b, 0xd5, 0x8d, 0x5a, 0xd9, 0xdc, 0xc9, 0x24, 0x23, 0x7a, 0x3b,
31 0x48, 0x23, 0xe2, 0x2a, 0x24, 0xf2, 0x9c, 0x6f, 0x87, 0xd0, 0xc4, 0x0f, 0xcc, 0x7e, 0x7c, 0x8d,
32 0xfc, 0x08, 0x46, 0x37, 0x85, 0x4f, 0x5b, 0x3a, 0x0b, 0x97, 0xd7, 0x57, 0x2a, 0x5a, 0x6b, 0x7a,
33 0x0b, 0xe4, 0xe8, 0x9c, 0x4a, 0xbb, 0xbf, 0x09, 0x4d
34 };
35
36 static const unsigned char pubkeydata[] = {
37 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a,
38 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0xbf, 0x82, 0xd9, 0xc9, 0x4b,
39 0x19, 0x43, 0x45, 0x6b, 0xd4, 0x50, 0x64, 0x9b, 0xd5, 0x8d, 0x5a, 0xd9, 0xdc, 0xc9, 0x24, 0x23,
40 0x7a, 0x3b, 0x48, 0x23, 0xe2, 0x2a, 0x24, 0xf2, 0x9c, 0x6f, 0x87, 0xd0, 0xc4, 0x0f, 0xcc, 0x7e,
41 0x7c, 0x8d, 0xfc, 0x08, 0x46, 0x37, 0x85, 0x4f, 0x5b, 0x3a, 0x0b, 0x97, 0xd7, 0x57, 0x2a, 0x5a,
42 0x6b, 0x7a, 0x0b, 0xe4, 0xe8, 0x9c, 0x4a, 0xbb, 0xbf, 0x09, 0x4d
43 };
44
45 /* Self signed cert using ECDSA-SHA256 with the keypair listed above */
46 static const unsigned char certdata[] = {
47 0x30, 0x82, 0x01, 0x86, 0x30, 0x82, 0x01, 0x2d, 0x02, 0x14, 0x75, 0xd6, 0x04, 0xd2, 0x80, 0x61,
48 0xd3, 0x32, 0xbc, 0xae, 0x38, 0x58, 0xfe, 0x12, 0x42, 0x81, 0x7a, 0xdd, 0x0b, 0x99, 0x30, 0x0a,
49 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09,
50 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55,
51 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21,
52 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65,
53 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c, 0x74,
54 0x64, 0x30, 0x20, 0x17, 0x0d, 0x32, 0x32, 0x31, 0x30, 0x31, 0x32, 0x30, 0x37, 0x32, 0x37, 0x35,
55 0x35, 0x5a, 0x18, 0x0f, 0x32, 0x30, 0x35, 0x30, 0x30, 0x32, 0x32, 0x37, 0x30, 0x37, 0x32, 0x37,
56 0x35, 0x35, 0x5a, 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
57 0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f, 0x6d,
58 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a,
59 0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69,
60 0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x59, 0x30, 0x13, 0x06, 0x07,
61 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01,
62 0x07, 0x03, 0x42, 0x00, 0x04, 0xbf, 0x82, 0xd9, 0xc9, 0x4b, 0x19, 0x43, 0x45, 0x6b, 0xd4, 0x50,
63 0x64, 0x9b, 0xd5, 0x8d, 0x5a, 0xd9, 0xdc, 0xc9, 0x24, 0x23, 0x7a, 0x3b, 0x48, 0x23, 0xe2, 0x2a,
64 0x24, 0xf2, 0x9c, 0x6f, 0x87, 0xd0, 0xc4, 0x0f, 0xcc, 0x7e, 0x7c, 0x8d, 0xfc, 0x08, 0x46, 0x37,
65 0x85, 0x4f, 0x5b, 0x3a, 0x0b, 0x97, 0xd7, 0x57, 0x2a, 0x5a, 0x6b, 0x7a, 0x0b, 0xe4, 0xe8, 0x9c,
66 0x4a, 0xbb, 0xbf, 0x09, 0x4d, 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03,
67 0x02, 0x03, 0x47, 0x00, 0x30, 0x44, 0x02, 0x20, 0x5f, 0x45, 0x7f, 0xa4, 0x6a, 0x03, 0xfd, 0xe7,
68 0xf3, 0x42, 0x43, 0x38, 0x5b, 0x81, 0x08, 0x1a, 0x47, 0x8e, 0x59, 0x3a, 0x28, 0x5b, 0x97, 0x67,
69 0x47, 0x66, 0x2a, 0x16, 0xf5, 0xce, 0xf5, 0x92, 0x02, 0x20, 0x22, 0x0e, 0xab, 0x35, 0xdf, 0x49,
70 0xb1, 0x86, 0xa3, 0x3b, 0x26, 0xda, 0x7e, 0x8b, 0x44, 0x45, 0xc6, 0x46, 0x14, 0x04, 0x22, 0x2b,
71 0xe5, 0x2a, 0x62, 0x84, 0xc5, 0x94, 0xa0, 0x1b, 0xaa, 0xa9
72 };
73
74 /* Some simple CRL data */
75 static const unsigned char crldata[] = {
76 0x30, 0x81, 0x8B, 0x30, 0x31, 0x02, 0x01, 0x01, 0x30, 0x0C, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE,
77 0x3D, 0x04, 0x03, 0x02, 0x05, 0x00, 0x30, 0x0F, 0x31, 0x0D, 0x30, 0x0B, 0x06, 0x03, 0x55, 0x04,
78 0x03, 0x0C, 0x04, 0x54, 0x65, 0x73, 0x74, 0x17, 0x0D, 0x32, 0x32, 0x31, 0x30, 0x31, 0x32, 0x30,
79 0x35, 0x33, 0x34, 0x30, 0x31, 0x5A, 0x30, 0x0C, 0x06, 0x08, 0x2A, 0x86, 0x48, 0xCE, 0x3D, 0x04,
80 0x03, 0x02, 0x05, 0x00, 0x03, 0x48, 0x00, 0x30, 0x45, 0x02, 0x20, 0x75, 0xAC, 0xA9, 0xB5, 0xFE,
81 0x63, 0x09, 0x8B, 0x57, 0x4F, 0xBB, 0xC6, 0x0C, 0xA9, 0x9A, 0x7C, 0x55, 0x89, 0xF9, 0x9C, 0x48,
82 0xE9, 0xF3, 0xED, 0xE5, 0xC2, 0x88, 0xCE, 0xEC, 0xB1, 0x51, 0xF1, 0x02, 0x21, 0x00, 0x8B, 0x93,
83 0xC5, 0xA6, 0x28, 0x48, 0x5A, 0x4E, 0x10, 0x52, 0x82, 0x12, 0x2F, 0xC4, 0x62, 0x2D, 0x3F, 0x5A,
84 0x62, 0x7F, 0x9D, 0x1B, 0x12, 0xC5, 0x36, 0x25, 0x73, 0x03, 0xF4, 0xDE, 0x62, 0x24
85 };
86
87 /*
88 * Test for Regression discussed in PR #19388
89 * In order for this simple test to fail, it requires the digest used for
90 * signing to be different from the alg within the loaded cert.
91 */
test_x509_tbs_cache(void)92 static int test_x509_tbs_cache(void)
93 {
94 int ret;
95 X509 *x = NULL;
96 const unsigned char *p = certdata;
97
98 ret = TEST_ptr(x = d2i_X509(NULL, &p, sizeof(certdata)))
99 && TEST_int_gt(X509_sign(x, privkey, signmd), 0)
100 && TEST_int_eq(X509_verify(x, pubkey), 1);
101 X509_free(x);
102 return ret;
103 }
104
105 /*
106 * Test for Regression discussed in PR #19388
107 * In order for this simple test to fail, it requires the digest used for
108 * signing to be different from the alg within the loaded cert.
109 */
test_x509_crl_tbs_cache(void)110 static int test_x509_crl_tbs_cache(void)
111 {
112 int ret;
113 X509_CRL *crl = NULL;
114 const unsigned char *p = crldata;
115
116 ret = TEST_ptr(crl = d2i_X509_CRL(NULL, &p, sizeof(crldata)))
117 && TEST_int_gt(X509_CRL_sign(crl, privkey, signmd), 0)
118 && TEST_int_eq(X509_CRL_verify(crl, pubkey), 1);
119
120 X509_CRL_free(crl);
121 return ret;
122 }
123
test_asn1_item_verify(void)124 static int test_asn1_item_verify(void)
125 {
126 int ret = 0;
127 BIO *bio = NULL;
128 X509 *x509 = NULL;
129 const char *certfile;
130 const ASN1_BIT_STRING *sig = NULL;
131 const X509_ALGOR *alg = NULL;
132 EVP_PKEY *pkey;
133 #ifndef OPENSSL_NO_DEPRECATED_3_0
134 RSA *rsa = NULL;
135 #endif
136
137 if (!TEST_ptr(certfile = test_get_argument(0))
138 || !TEST_ptr(bio = BIO_new_file(certfile, "r"))
139 || !TEST_ptr(x509 = PEM_read_bio_X509(bio, NULL, NULL, NULL))
140 || !TEST_ptr(pkey = X509_get0_pubkey(x509)))
141 goto err;
142
143 #ifndef OPENSSL_NO_DEPRECATED_3_0
144 /* Issue #24575 requires legacy key but the test is useful anyway */
145 if (!TEST_ptr(rsa = EVP_PKEY_get1_RSA(pkey)))
146 goto err;
147
148 if (!TEST_int_gt(EVP_PKEY_set1_RSA(pkey, rsa), 0))
149 goto err;
150 #endif
151
152 X509_get0_signature(&sig, &alg, x509);
153
154 if (!TEST_int_gt(ASN1_item_verify(ASN1_ITEM_rptr(X509_CINF),
155 (X509_ALGOR *)alg, (ASN1_BIT_STRING *)sig,
156 &x509->cert_info, pkey), 0))
157 goto err;
158
159 ERR_set_mark();
160 if (!TEST_int_lt(ASN1_item_verify(ASN1_ITEM_rptr(X509_CINF),
161 (X509_ALGOR *)alg, (ASN1_BIT_STRING *)sig,
162 NULL, pkey), 0)) {
163 ERR_clear_last_mark();
164 goto err;
165 }
166 ERR_pop_to_mark();
167
168 ret = 1;
169
170 err:
171 #ifndef OPENSSL_NO_DEPRECATED_3_0
172 RSA_free(rsa);
173 #endif
174 X509_free(x509);
175 BIO_free(bio);
176 return ret;
177 }
178
179 OPT_TEST_DECLARE_USAGE("<pss-self-signed-cert.pem>\n")
180
setup_tests(void)181 int setup_tests(void)
182 {
183 const unsigned char *p;
184 int cnt;
185
186 cnt = test_get_argument_count();
187 if (cnt != 1) {
188 TEST_error("Must specify a certificate file self-signed with RSA-PSS.\n");
189 return 0;
190 }
191
192 p = pubkeydata;
193 pubkey = d2i_PUBKEY(NULL, &p, sizeof(pubkeydata));
194
195 p = privkeydata;
196 privkey = d2i_PrivateKey(EVP_PKEY_EC, NULL, &p, sizeof(privkeydata));
197
198 if (pubkey == NULL || privkey == NULL) {
199 BIO_printf(bio_err, "Failed to create keys\n");
200 return 0;
201 }
202
203 /* Note this digest is different from the certificate digest */
204 signmd = EVP_MD_fetch(NULL, "SHA384", NULL);
205 if (signmd == NULL) {
206 BIO_printf(bio_err, "Failed to fetch digest\n");
207 return 0;
208 }
209
210 ADD_TEST(test_x509_tbs_cache);
211 ADD_TEST(test_x509_crl_tbs_cache);
212 ADD_TEST(test_asn1_item_verify);
213 return 1;
214 }
215
cleanup_tests(void)216 void cleanup_tests(void)
217 {
218 EVP_MD_free(signmd);
219 EVP_PKEY_free(pubkey);
220 EVP_PKEY_free(privkey);
221 }
222
