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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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 <functional>
#include <memory>
#include "secerr.h"
#include "ssl.h"
#include "sslerr.h"
#include "sslproto.h"
extern "C" {
// This is not something that should make you happy.
#include "libssl_internals.h"
}
#include "gtest_utils.h"
#include "scoped_ptrs.h"
#include "tls_connect.h"
#include "tls_filter.h"
#include "tls_parser.h"
namespace nss_test {
TEST_F(TlsConnectTest, DamageSecretHandleClientFinished) {
client_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
server_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
StartConnect();
client_->Handshake();
server_->Handshake();
std::cerr << "Damaging HS secret" << std::endl;
SSLInt_DamageClientHsTrafficSecret(server_->ssl_fd());
client_->Handshake();
// The client thinks it has connected.
EXPECT_EQ(TlsAgent::STATE_CONNECTED, client_->state());
ExpectAlert(server_, kTlsAlertDecryptError);
server_->Handshake();
server_->CheckErrorCode(SSL_ERROR_BAD_HANDSHAKE_HASH_VALUE);
client_->Handshake();
client_->CheckErrorCode(SSL_ERROR_DECRYPT_ERROR_ALERT);
}
TEST_F(TlsConnectTest, DamageSecretHandleServerFinished) {
client_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
server_->SetVersionRange(SSL_LIBRARY_VERSION_TLS_1_1,
SSL_LIBRARY_VERSION_TLS_1_3);
MakeTlsFilter<AfterRecordN>(
server_, client_,
0, // ServerHello.
[this]() { SSLInt_DamageServerHsTrafficSecret(client_->ssl_fd()); });
ConnectExpectAlert(client_, kTlsAlertDecryptError);
client_->CheckErrorCode(SSL_ERROR_BAD_HANDSHAKE_HASH_VALUE);
}
TEST_P(TlsConnectGenericPre13, DamageServerSignature) {
EnsureTlsSetup();
auto filter = MakeTlsFilter<TlsLastByteDamager>(
server_, kTlsHandshakeServerKeyExchange);
filter->EnableDecryption();
ExpectAlert(client_, kTlsAlertDecryptError);
ConnectExpectFail();
client_->CheckErrorCode(SEC_ERROR_BAD_SIGNATURE);
server_->CheckErrorCode(SSL_ERROR_DECRYPT_ERROR_ALERT);
}
TEST_P(TlsConnectTls13, DamageServerSignature) {
EnsureTlsSetup();
auto filter = MakeTlsFilter<TlsLastByteDamager>(
server_, kTlsHandshakeCertificateVerify);
filter->EnableDecryption();
ConnectExpectAlert(client_, kTlsAlertDecryptError);
client_->CheckErrorCode(SEC_ERROR_BAD_SIGNATURE);
}
TEST_P(TlsConnectGeneric, DamageClientSignature) {
EnsureTlsSetup();
client_->SetupClientAuth();
server_->RequestClientAuth(true);
auto filter = MakeTlsFilter<TlsLastByteDamager>(
client_, kTlsHandshakeCertificateVerify);
filter->EnableDecryption();
server_->ExpectSendAlert(kTlsAlertDecryptError);
// Do these handshakes by hand to avoid race condition on
// the client processing the server's alert.
StartConnect();
client_->Handshake();
server_->Handshake();
client_->Handshake();
server_->Handshake();
EXPECT_EQ(version_ >= SSL_LIBRARY_VERSION_TLS_1_3
? TlsAgent::STATE_CONNECTED
: TlsAgent::STATE_CONNECTING,
client_->state());
server_->CheckErrorCode(SEC_ERROR_BAD_SIGNATURE);
}
} // namespace nss_test
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