diff options
Diffstat (limited to 'security/manager/ssl/tests/gtest/TLSIntoleranceTest.cpp')
| -rw-r--r-- | security/manager/ssl/tests/gtest/TLSIntoleranceTest.cpp | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/security/manager/ssl/tests/gtest/TLSIntoleranceTest.cpp b/security/manager/ssl/tests/gtest/TLSIntoleranceTest.cpp new file mode 100644 index 0000000000..0c9d3ef60d --- /dev/null +++ b/security/manager/ssl/tests/gtest/TLSIntoleranceTest.cpp @@ -0,0 +1,383 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "nsNSSIOLayer.h" +#include "sslproto.h" +#include "sslerr.h" + +#include "gtest/gtest.h" + +constexpr auto HOST = "example.org"_ns; +const int16_t PORT = 443; + +class psm_TLSIntoleranceTest : public ::testing::Test { + protected: + nsSSLIOLayerHelpers helpers; +}; + +TEST_F(psm_TLSIntoleranceTest, FullFallbackProcess) { + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, helpers.mVersionFallbackLimit); + + // No adjustment made when there is no entry for the site. + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + + ASSERT_TRUE(helpers.rememberIntolerantAtVersion(HOST, PORT, range.min, + range.max, 0)); + } + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); + + ASSERT_TRUE(helpers.rememberIntolerantAtVersion(HOST, PORT, range.min, + range.max, 0)); + } + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.max); + + ASSERT_FALSE(helpers.rememberIntolerantAtVersion(HOST, PORT, range.min, + range.max, 0)); + } + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + // When rememberIntolerantAtVersion returns false, it also resets the + // intolerance information for the server. + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } +} + +TEST_F(psm_TLSIntoleranceTest, DisableFallbackWithHighLimit) { + // this value disables version fallback entirely: with this value, all efforts + // to mark an origin as version intolerant fail + helpers.mVersionFallbackLimit = SSL_LIBRARY_VERSION_TLS_1_2; + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_2, 0)); + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_1, 0)); + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_0, 0)); +} + +TEST_F(psm_TLSIntoleranceTest, FallbackLimitBelowMin) { + // check that we still respect the minimum version, + // when it is higher than the fallback limit + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_1, SSL_LIBRARY_VERSION_TLS_1_2, 0)); + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); + } + + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_1, SSL_LIBRARY_VERSION_TLS_1_1, 0)); +} + +TEST_F(psm_TLSIntoleranceTest, TolerantOverridesIntolerant1) { + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_1, 0)); + helpers.rememberTolerantAtVersion(HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_1); + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); +} + +TEST_F(psm_TLSIntoleranceTest, TolerantOverridesIntolerant2) { + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_1, 0)); + helpers.rememberTolerantAtVersion(HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_2); + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); +} + +TEST_F(psm_TLSIntoleranceTest, IntolerantDoesNotOverrideTolerant) { + // No adjustment made when there is no entry for the site. + helpers.rememberTolerantAtVersion(HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_1); + // false because we reached the floor set by rememberTolerantAtVersion. + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_1, 0)); + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); +} + +TEST_F(psm_TLSIntoleranceTest, PortIsRelevant) { + helpers.rememberTolerantAtVersion(HOST, 1, SSL_LIBRARY_VERSION_TLS_1_2); + ASSERT_FALSE(helpers.rememberIntolerantAtVersion( + HOST, 1, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_2, 0)); + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, 2, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_2, 0)); + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, 1, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } + + { + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, 2, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); + } +} + +TEST_F(psm_TLSIntoleranceTest, IntoleranceReasonInitial) { + ASSERT_EQ(0, helpers.getIntoleranceReason(HOST, 1)); + + helpers.rememberTolerantAtVersion(HOST, 2, SSL_LIBRARY_VERSION_TLS_1_2); + ASSERT_EQ(0, helpers.getIntoleranceReason(HOST, 2)); +} + +TEST_F(psm_TLSIntoleranceTest, IntoleranceReasonStored) { + helpers.rememberIntolerantAtVersion(HOST, 1, SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2, + SSL_ERROR_BAD_SERVER); + ASSERT_EQ(SSL_ERROR_BAD_SERVER, helpers.getIntoleranceReason(HOST, 1)); + + helpers.rememberIntolerantAtVersion(HOST, 1, SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_1, + SSL_ERROR_BAD_MAC_READ); + ASSERT_EQ(SSL_ERROR_BAD_MAC_READ, helpers.getIntoleranceReason(HOST, 1)); +} + +TEST_F(psm_TLSIntoleranceTest, IntoleranceReasonCleared) { + ASSERT_EQ(0, helpers.getIntoleranceReason(HOST, 1)); + + helpers.rememberIntolerantAtVersion(HOST, 1, SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2, + SSL_ERROR_HANDSHAKE_UNEXPECTED_ALERT); + ASSERT_EQ(SSL_ERROR_HANDSHAKE_UNEXPECTED_ALERT, + helpers.getIntoleranceReason(HOST, 1)); + + helpers.rememberTolerantAtVersion(HOST, 1, SSL_LIBRARY_VERSION_TLS_1_2); + ASSERT_EQ(0, helpers.getIntoleranceReason(HOST, 1)); +} + +TEST_F(psm_TLSIntoleranceTest, TLSForgetIntolerance) { + { + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_2, + 0)); + + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); + } + + { + helpers.forgetIntolerance(HOST, PORT); + + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } +} + +TEST_F(psm_TLSIntoleranceTest, TLSDontForgetTolerance) { + { + helpers.rememberTolerantAtVersion(HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_1); + + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } + + { + ASSERT_TRUE(helpers.rememberIntolerantAtVersion( + HOST, PORT, SSL_LIBRARY_VERSION_TLS_1_0, SSL_LIBRARY_VERSION_TLS_1_2, + 0)); + + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_1, range.max); + } + + { + helpers.forgetIntolerance(HOST, PORT); + + SSLVersionRange range = {SSL_LIBRARY_VERSION_TLS_1_0, + SSL_LIBRARY_VERSION_TLS_1_2}; + helpers.adjustForTLSIntolerance(HOST, PORT, range); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_0, range.min); + ASSERT_EQ(SSL_LIBRARY_VERSION_TLS_1_2, range.max); + } +} + +TEST_F(psm_TLSIntoleranceTest, TLSPerSiteFallbackLimit) { + constexpr auto example_com = "example.com"_ns; + constexpr auto example_net = "example.net"_ns; + constexpr auto example_org = "example.org"_ns; + + helpers.mVersionFallbackLimit = SSL_LIBRARY_VERSION_TLS_1_0; + + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); + + helpers.mVersionFallbackLimit = SSL_LIBRARY_VERSION_TLS_1_2; + + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); + + helpers.setInsecureFallbackSites(example_com); + + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); + + helpers.setInsecureFallbackSites("example.com,example.net"_ns); + + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); + + helpers.setInsecureFallbackSites(example_net); + + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_FALSE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); + + helpers.setInsecureFallbackSites(""_ns); + + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_com, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_net, SSL_LIBRARY_VERSION_TLS_1_0)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_2)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_1)); + ASSERT_TRUE( + helpers.fallbackLimitReached(example_org, SSL_LIBRARY_VERSION_TLS_1_0)); +} |