/*
- * Copyright 2015-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
+#include <string.h>
#include <openssl/crypto.h>
#include <openssl/bio.h>
#include <openssl/x509.h>
+#include <openssl/x509v3.h>
#include <openssl/pem.h>
#include <openssl/err.h>
#include "testutil.h"
-static const char *roots_f;
-static const char *untrusted_f;
-static const char *bad_f;
+static const char *certs_dir;
+static char *root_f = NULL;
+static char *roots_f = NULL;
+static char *untrusted_f = NULL;
+static char *bad_f = NULL;
+static char *req_f = NULL;
+static char *sroot_cert = NULL;
+static char *ca_cert = NULL;
+static char *ee_cert = NULL;
-static STACK_OF(X509) *load_certs_from_file(const char *filename)
-{
- STACK_OF(X509) *certs;
- BIO *bio;
- X509 *x;
-
- bio = BIO_new_file(filename, "r");
-
- if (bio == NULL) {
- return NULL;
- }
-
- certs = sk_X509_new_null();
- if (certs == NULL) {
- BIO_free(bio);
- return NULL;
- }
-
- ERR_set_mark();
- do {
- x = PEM_read_bio_X509(bio, NULL, 0, NULL);
- if (x != NULL && !sk_X509_push(certs, x)) {
- sk_X509_pop_free(certs, X509_free);
- BIO_free(bio);
- return NULL;
- } else if (x == NULL) {
- /*
- * We probably just ran out of certs, so ignore any errors
- * generated
- */
- ERR_pop_to_mark();
- }
- } while (x != NULL);
+#define load_cert_from_file(file) load_cert_pem(file, NULL)
- BIO_free(bio);
-
- return certs;
-}
-
-/*
+/*-
* Test for CVE-2015-1793 (Alternate Chains Certificate Forgery)
*
* Chain is as follows:
int i;
X509 *x = NULL;
STACK_OF(X509) *untrusted = NULL;
- BIO *bio = NULL;
X509_STORE_CTX *sctx = NULL;
X509_STORE *store = NULL;
X509_LOOKUP *lookup = NULL;
if (!X509_LOOKUP_load_file(lookup, roots_f, X509_FILETYPE_PEM))
goto err;
- untrusted = load_certs_from_file(untrusted_f);
-
- if ((bio = BIO_new_file(bad_f, "r")) == NULL)
- goto err;
+ untrusted = load_certs_pem(untrusted_f);
- if ((x = PEM_read_bio_X509(bio, NULL, 0, NULL)) == NULL)
+ if ((x = load_cert_from_file(bad_f)) == NULL)
goto err;
sctx = X509_STORE_CTX_new();
err:
X509_STORE_CTX_free(sctx);
X509_free(x);
- BIO_free(bio);
- sk_X509_pop_free(untrusted, X509_free);
+ OSSL_STACK_OF_X509_free(untrusted);
X509_STORE_free(store);
return ret;
}
+static int test_distinguishing_id(void)
+{
+ X509 *x = NULL;
+ int ret = 0;
+ ASN1_OCTET_STRING *v = NULL, *v2 = NULL;
+ char *distid = "this is an ID";
+
+ x = load_cert_from_file(bad_f);
+ if (x == NULL)
+ goto err;
+
+ v = ASN1_OCTET_STRING_new();
+ if (v == NULL)
+ goto err;
+
+ if (!ASN1_OCTET_STRING_set(v, (unsigned char *)distid,
+ (int)strlen(distid))) {
+ ASN1_OCTET_STRING_free(v);
+ goto err;
+ }
+
+ X509_set0_distinguishing_id(x, v);
+
+ v2 = X509_get0_distinguishing_id(x);
+ if (!TEST_ptr(v2)
+ || !TEST_int_eq(ASN1_OCTET_STRING_cmp(v, v2), 0))
+ goto err;
+
+ ret = 1;
+ err:
+ X509_free(x);
+ return ret;
+}
+
+static int test_req_distinguishing_id(void)
+{
+ X509_REQ *x = NULL;
+ BIO *bio = NULL;
+ int ret = 0;
+ ASN1_OCTET_STRING *v = NULL, *v2 = NULL;
+ char *distid = "this is an ID";
+
+ bio = BIO_new_file(req_f, "r");
+ if (bio == NULL)
+ goto err;
+
+ x = PEM_read_bio_X509_REQ(bio, NULL, 0, NULL);
+ if (x == NULL)
+ goto err;
+
+ v = ASN1_OCTET_STRING_new();
+ if (v == NULL)
+ goto err;
+
+ if (!ASN1_OCTET_STRING_set(v, (unsigned char *)distid,
+ (int)strlen(distid))) {
+ ASN1_OCTET_STRING_free(v);
+ goto err;
+ }
+
+ X509_REQ_set0_distinguishing_id(x, v);
+
+ v2 = X509_REQ_get0_distinguishing_id(x);
+ if (!TEST_ptr(v2)
+ || !TEST_int_eq(ASN1_OCTET_STRING_cmp(v, v2), 0))
+ goto err;
+
+ ret = 1;
+ err:
+ X509_REQ_free(x);
+ BIO_free(bio);
+ return ret;
+}
+
+static int test_self_signed(const char *filename, int use_trusted, int expected)
+{
+ X509 *cert = load_cert_from_file(filename); /* may result in NULL */
+ STACK_OF(X509) *trusted = sk_X509_new_null();
+ X509_STORE_CTX *ctx = X509_STORE_CTX_new();
+ int ret;
+
+ ret = TEST_int_eq(X509_self_signed(cert, 1), expected);
+
+ if (cert != NULL) {
+ if (use_trusted)
+ ret = ret && TEST_true(sk_X509_push(trusted, cert));
+ ret = ret && TEST_true(X509_STORE_CTX_init(ctx, NULL, cert, NULL));
+ X509_STORE_CTX_set0_trusted_stack(ctx, trusted);
+ ret = ret && TEST_int_eq(X509_verify_cert(ctx), expected);
+ }
+
+ X509_STORE_CTX_free(ctx);
+ sk_X509_free(trusted);
+ X509_free(cert);
+ return ret;
+}
+
+static int test_self_signed_good(void)
+{
+ return test_self_signed(root_f, 1, 1);
+}
+
+static int test_self_signed_bad(void)
+{
+ return test_self_signed(bad_f, 1, 0);
+}
+
+static int test_self_signed_error(void)
+{
+ return test_self_signed("nonexistent file name", 1, -1);
+}
+
+static int test_store_ctx(void)
+{
+ /* Verifying a cert where we have no trusted certs should fail */
+ return test_self_signed(bad_f, 0, 0);
+}
+
+static int do_test_purpose(int purpose, int expected)
+{
+ X509 *eecert = load_cert_from_file(ee_cert); /* may result in NULL */
+ X509 *untrcert = load_cert_from_file(ca_cert);
+ X509 *trcert = load_cert_from_file(sroot_cert);
+ STACK_OF(X509) *trusted = sk_X509_new_null();
+ STACK_OF(X509) *untrusted = sk_X509_new_null();
+ X509_STORE_CTX *ctx = X509_STORE_CTX_new();
+ int testresult = 0;
+
+ if (!TEST_ptr(eecert)
+ || !TEST_ptr(untrcert)
+ || !TEST_ptr(trcert)
+ || !TEST_ptr(trusted)
+ || !TEST_ptr(untrusted)
+ || !TEST_ptr(ctx))
+ goto err;
+
+
+ if (!TEST_true(sk_X509_push(trusted, trcert)))
+ goto err;
+ trcert = NULL;
+ if (!TEST_true(sk_X509_push(untrusted, untrcert)))
+ goto err;
+ untrcert = NULL;
+
+ if (!TEST_true(X509_STORE_CTX_init(ctx, NULL, eecert, untrusted)))
+ goto err;
+
+ if (!TEST_true(X509_STORE_CTX_set_purpose(ctx, purpose)))
+ goto err;
+
+ /*
+ * X509_STORE_CTX_set0_trusted_stack() is bady named. Despite the set0 name
+ * we are still responsible for freeing trusted after we have finished with
+ * it.
+ */
+ X509_STORE_CTX_set0_trusted_stack(ctx, trusted);
+
+ if (!TEST_int_eq(X509_verify_cert(ctx), expected))
+ goto err;
+
+ testresult = 1;
+ err:
+ OSSL_STACK_OF_X509_free(trusted);
+ OSSL_STACK_OF_X509_free(untrusted);
+ X509_STORE_CTX_free(ctx);
+ X509_free(eecert);
+ X509_free(untrcert);
+ X509_free(trcert);
+ return testresult;
+}
+
+static int test_purpose_ssl_client(void)
+{
+ return do_test_purpose(X509_PURPOSE_SSL_CLIENT, 0);
+}
+
+static int test_purpose_ssl_server(void)
+{
+ return do_test_purpose(X509_PURPOSE_SSL_SERVER, 1);
+}
+
+static int test_purpose_any(void)
+{
+ return do_test_purpose(X509_PURPOSE_ANY, 1);
+}
+
+OPT_TEST_DECLARE_USAGE("certs-dir\n")
+
int setup_tests(void)
{
- if (!TEST_ptr(roots_f = test_get_argument(0))
- || !TEST_ptr(untrusted_f = test_get_argument(1))
- || !TEST_ptr(bad_f = test_get_argument(2))) {
- TEST_error("usage: verify_extra_test roots.pem untrusted.pem bad.pem\n");
+ if (!test_skip_common_options()) {
+ TEST_error("Error parsing test options\n");
return 0;
}
+ if (!TEST_ptr(certs_dir = test_get_argument(0)))
+ return 0;
+
+ if (!TEST_ptr(root_f = test_mk_file_path(certs_dir, "rootCA.pem"))
+ || !TEST_ptr(roots_f = test_mk_file_path(certs_dir, "roots.pem"))
+ || !TEST_ptr(untrusted_f = test_mk_file_path(certs_dir, "untrusted.pem"))
+ || !TEST_ptr(bad_f = test_mk_file_path(certs_dir, "bad.pem"))
+ || !TEST_ptr(req_f = test_mk_file_path(certs_dir, "sm2-csr.pem"))
+ || !TEST_ptr(sroot_cert = test_mk_file_path(certs_dir, "sroot-cert.pem"))
+ || !TEST_ptr(ca_cert = test_mk_file_path(certs_dir, "ca-cert.pem"))
+ || !TEST_ptr(ee_cert = test_mk_file_path(certs_dir, "ee-cert.pem")))
+ goto err;
+
ADD_TEST(test_alt_chains_cert_forgery);
+ ADD_TEST(test_store_ctx);
+ ADD_TEST(test_distinguishing_id);
+ ADD_TEST(test_req_distinguishing_id);
+ ADD_TEST(test_self_signed_good);
+ ADD_TEST(test_self_signed_bad);
+ ADD_TEST(test_self_signed_error);
+ ADD_TEST(test_purpose_ssl_client);
+ ADD_TEST(test_purpose_ssl_server);
+ ADD_TEST(test_purpose_any);
return 1;
+ err:
+ cleanup_tests();
+ return 0;
+}
+
+void cleanup_tests(void)
+{
+ OPENSSL_free(root_f);
+ OPENSSL_free(roots_f);
+ OPENSSL_free(untrusted_f);
+ OPENSSL_free(bad_f);
+ OPENSSL_free(req_f);
+ OPENSSL_free(sroot_cert);
+ OPENSSL_free(ca_cert);
+ OPENSSL_free(ee_cert);
}
projects / openssl.git / blobdiff