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97652f0b3a
Test reading/writing to an SSL object after a fatal error has been detected. This CVE only affected 1.0.2, but we should add it to other branches for completeness. Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/*
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* Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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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 "ssltestlib.h"
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#include "testutil.h"
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#include <string.h>
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static char *cert = NULL;
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static char *privkey = NULL;
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static int test_fatalerr(void)
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{
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SSL_CTX *sctx = NULL, *cctx = NULL;
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SSL *sssl = NULL, *cssl = NULL;
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const char *msg = "Dummy";
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BIO *wbio = NULL;
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int ret = 0, len;
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char buf[80];
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unsigned char dummyrec[] = {
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0x17, 0x03, 0x03, 0x00, 0x05, 'D', 'u', 'm', 'm', 'y'
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};
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if (!TEST_true(create_ssl_ctx_pair(TLS_method(), TLS_method(), &sctx, &cctx,
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cert, privkey)))
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goto err;
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/*
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* Deliberately set the cipher lists for client and server to be different
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* to force a handshake failure.
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*/
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if (!TEST_true(SSL_CTX_set_cipher_list(sctx, "AES128-SHA"))
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|| !TEST_true(SSL_CTX_set_cipher_list(cctx, "AES256-SHA"))
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|| !TEST_true(create_ssl_objects(sctx, cctx, &sssl, &cssl, NULL,
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NULL)))
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goto err;
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wbio = SSL_get_wbio(cssl);
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if (!TEST_ptr(wbio)) {
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printf("Unexpected NULL bio received\n");
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goto err;
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}
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/* Connection should fail */
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if (!TEST_false(create_ssl_connection(sssl, cssl, SSL_ERROR_NONE)))
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goto err;
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ERR_clear_error();
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/* Inject a plaintext record from client to server */
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if (!TEST_int_gt(BIO_write(wbio, dummyrec, sizeof(dummyrec)), 0))
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goto err;
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/* SSL_read()/SSL_write should fail because of a previous fatal error */
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if (!TEST_int_le(len = SSL_read(sssl, buf, sizeof(buf - 1)), 0)) {
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buf[len] = '\0';
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TEST_error("Unexpected success reading data: %s\n", buf);
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goto err;
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}
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if (!TEST_int_le(SSL_write(sssl, msg, strlen(msg)), 0))
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goto err;
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ret = 1;
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err:
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SSL_free(sssl);
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SSL_free(cssl);
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SSL_CTX_free(sctx);
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SSL_CTX_free(cctx);
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return ret;
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}
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int setup_tests(void)
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{
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if (!TEST_ptr(cert = test_get_argument(0))
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|| !TEST_ptr(privkey = test_get_argument(1)))
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return 0;
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ADD_TEST(test_fatalerr);
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return 1;
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}
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