210 lines
6.0 KiB
C
210 lines
6.0 KiB
C
/* $OpenBSD: servertest.c,v 1.9 2023/07/11 11:52:35 tb Exp $ */
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/*
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* Copyright (c) 2015, 2016, 2017 Joel Sing <jsing@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <openssl/ssl.h>
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#include <openssl/err.h>
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#include <openssl/dtls1.h>
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#include <openssl/ssl3.h>
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#include <err.h>
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#include <stdio.h>
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#include <string.h>
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const SSL_METHOD *tls_legacy_method(void);
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char *server_ca_file;
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char *server_cert_file;
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char *server_key_file;
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static unsigned char sslv2_client_hello_tls10[] = {
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0x80, 0x6a, 0x01, 0x03, 0x01, 0x00, 0x51, 0x00,
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0x00, 0x00, 0x10, 0x00, 0x00, 0x39, 0x00, 0x00,
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0x38, 0x00, 0x00, 0x35, 0x00, 0x00, 0x16, 0x00,
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0x00, 0x13, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x33,
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0x00, 0x00, 0x32, 0x00, 0x00, 0x2f, 0x00, 0x00,
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0x07, 0x00, 0x00, 0x66, 0x00, 0x00, 0x05, 0x00,
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0x00, 0x04, 0x00, 0x00, 0x63, 0x00, 0x00, 0x62,
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0x00, 0x00, 0x61, 0x00, 0x00, 0x15, 0x00, 0x00,
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0x12, 0x00, 0x00, 0x09, 0x00, 0x00, 0x65, 0x00,
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0x00, 0x64, 0x00, 0x00, 0x60, 0x00, 0x00, 0x14,
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0x00, 0x00, 0x11, 0x00, 0x00, 0x08, 0x00, 0x00,
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0x06, 0x00, 0x00, 0x03, 0xdd, 0xb6, 0x59, 0x26,
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0x46, 0xe6, 0x79, 0x77, 0xf4, 0xec, 0x42, 0x76,
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0xc8, 0x73, 0xad, 0x9c,
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};
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static unsigned char sslv2_client_hello_tls12[] = {
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0x80, 0xcb, 0x01, 0x03, 0x03, 0x00, 0xa2, 0x00,
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0x00, 0x00, 0x20, 0x00, 0x00, 0xa5, 0x00, 0x00,
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0xa3, 0x00, 0x00, 0xa1, 0x00, 0x00, 0x9f, 0x00,
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0x00, 0x6b, 0x00, 0x00, 0x6a, 0x00, 0x00, 0x69,
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0x00, 0x00, 0x68, 0x00, 0x00, 0x39, 0x00, 0x00,
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0x38, 0x00, 0x00, 0x37, 0x00, 0x00, 0x36, 0x00,
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0x00, 0x88, 0x00, 0x00, 0x87, 0x00, 0x00, 0x86,
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0x00, 0x00, 0x85, 0x00, 0x00, 0x9d, 0x00, 0x00,
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0x3d, 0x00, 0x00, 0x35, 0x00, 0x00, 0x84, 0x00,
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0x00, 0xa4, 0x00, 0x00, 0xa2, 0x00, 0x00, 0xa0,
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0x00, 0x00, 0x9e, 0x00, 0x00, 0x67, 0x00, 0x00,
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0x40, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x3e, 0x00,
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0x00, 0x33, 0x00, 0x00, 0x32, 0x00, 0x00, 0x31,
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0x00, 0x00, 0x30, 0x00, 0x00, 0x9a, 0x00, 0x00,
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0x99, 0x00, 0x00, 0x98, 0x00, 0x00, 0x97, 0x00,
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0x00, 0x45, 0x00, 0x00, 0x44, 0x00, 0x00, 0x43,
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0x00, 0x00, 0x42, 0x00, 0x00, 0x9c, 0x00, 0x00,
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0x3c, 0x00, 0x00, 0x2f, 0x00, 0x00, 0x96, 0x00,
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0x00, 0x41, 0x00, 0x00, 0x07, 0x00, 0x00, 0x05,
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0x00, 0x00, 0x04, 0x00, 0x00, 0x16, 0x00, 0x00,
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0x13, 0x00, 0x00, 0x10, 0x00, 0x00, 0x0d, 0x00,
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0x00, 0x0a, 0x00, 0x00, 0xff, 0x1d, 0xfd, 0x90,
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0x03, 0x61, 0x3c, 0x5a, 0x22, 0x83, 0xed, 0x11,
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0x85, 0xf4, 0xea, 0x36, 0x59, 0xd9, 0x1b, 0x27,
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0x22, 0x01, 0x14, 0x07, 0x66, 0xb2, 0x24, 0xf5,
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0x4e, 0x7d, 0x9d, 0x9c, 0x52,
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};
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struct server_hello_test {
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const unsigned char *desc;
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unsigned char *client_hello;
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const size_t client_hello_len;
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const SSL_METHOD *(*ssl_method)(void);
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const long ssl_clear_options;
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const long ssl_set_options;
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int accept_fails;
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};
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static struct server_hello_test server_hello_tests[] = {
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{
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.desc = "TLSv1.0 in SSLv2 record",
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.client_hello = sslv2_client_hello_tls10,
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.client_hello_len = sizeof(sslv2_client_hello_tls10),
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.ssl_method = tls_legacy_method,
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.ssl_clear_options = SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1,
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.ssl_set_options = 0,
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.accept_fails = 1,
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},
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{
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.desc = "TLSv1.2 in SSLv2 record",
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.client_hello = sslv2_client_hello_tls12,
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.client_hello_len = sizeof(sslv2_client_hello_tls12),
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.ssl_method = tls_legacy_method,
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.ssl_clear_options = SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1,
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.ssl_set_options = 0,
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.accept_fails = 1,
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},
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};
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#define N_SERVER_HELLO_TESTS \
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(sizeof(server_hello_tests) / sizeof(*server_hello_tests))
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static int
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server_hello_test(int testno, struct server_hello_test *sht)
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{
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BIO *rbio = NULL, *wbio = NULL;
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SSL_CTX *ssl_ctx = NULL;
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SSL *ssl = NULL;
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int ret = 1;
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fprintf(stderr, "Test %d - %s\n", testno, sht->desc);
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if ((rbio = BIO_new_mem_buf(sht->client_hello,
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sht->client_hello_len)) == NULL) {
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fprintf(stderr, "Failed to setup rbio\n");
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goto failure;
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}
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if ((wbio = BIO_new(BIO_s_mem())) == NULL) {
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fprintf(stderr, "Failed to setup wbio\n");
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goto failure;
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}
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if ((ssl_ctx = SSL_CTX_new(sht->ssl_method())) == NULL) {
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fprintf(stderr, "SSL_CTX_new() returned NULL\n");
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goto failure;
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}
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if (SSL_CTX_use_certificate_file(ssl_ctx, server_cert_file,
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SSL_FILETYPE_PEM) != 1) {
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fprintf(stderr, "Failed to load server certificate");
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goto failure;
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}
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if (SSL_CTX_use_PrivateKey_file(ssl_ctx, server_key_file,
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SSL_FILETYPE_PEM) != 1) {
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fprintf(stderr, "Failed to load server private key");
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goto failure;
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}
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SSL_CTX_set_dh_auto(ssl_ctx, 1);
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SSL_CTX_set_ecdh_auto(ssl_ctx, 1);
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SSL_CTX_clear_options(ssl_ctx, sht->ssl_clear_options);
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SSL_CTX_set_options(ssl_ctx, sht->ssl_set_options);
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if ((ssl = SSL_new(ssl_ctx)) == NULL) {
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fprintf(stderr, "SSL_new() returned NULL\n");
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goto failure;
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}
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BIO_up_ref(rbio);
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BIO_up_ref(wbio);
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SSL_set_bio(ssl, rbio, wbio);
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if (SSL_accept(ssl) != 0) {
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if (sht->accept_fails)
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goto done;
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fprintf(stderr, "SSL_accept() returned non-zero\n");
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ERR_print_errors_fp(stderr);
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goto failure;
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}
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done:
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ret = 0;
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failure:
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SSL_CTX_free(ssl_ctx);
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SSL_free(ssl);
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BIO_free(rbio);
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BIO_free(wbio);
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return (ret);
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}
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int
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main(int argc, char **argv)
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{
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int failed = 0;
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size_t i;
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if (argc != 4) {
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fprintf(stderr, "usage: %s keyfile certfile cafile\n",
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argv[0]);
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exit(1);
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}
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server_key_file = argv[1];
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server_cert_file = argv[2];
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server_ca_file = argv[3];
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SSL_library_init();
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SSL_load_error_strings();
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for (i = 0; i < N_SERVER_HELLO_TESTS; i++)
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failed |= server_hello_test(i, &server_hello_tests[i]);
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return (failed);
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}
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