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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc')
-rw-r--r-- | security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc b/security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc new file mode 100644 index 0000000000..72100a8f1e --- /dev/null +++ b/security/nss/gtests/pk11_gtest/pk11_rsaencrypt_unittest.cc @@ -0,0 +1,204 @@ +/* -*- 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 <algorithm> +#include <cstdint> + +#include "cpputil.h" +#include "cryptohi.h" +#include "json_reader.h" +#include "gtest/gtest.h" +#include "limits.h" +#include "nss.h" +#include "nss_scoped_ptrs.h" +#include "pk11pub.h" +#include "databuffer.h" + +#include "testvectors/rsa_signature-vectors.h" +#include "testvectors/rsaencrypt_bb2048-vectors.h" +#include "testvectors/rsaencrypt_bb3072-vectors.h" + +namespace nss_test { + +class RsaDecryptWycheproofTest : public ::testing::Test { + protected: + void Run(const std::string& name) { + WycheproofHeader(name, "RSAES-PKCS1-v1_5", + "rsaes_pkcs1_decrypt_schema.json", + [this](JsonReader& r) { RunGroup(r); }); + } + + void TestDecrypt(const RsaDecryptTestVector& vec) { + SECItem pkcs8_item = {siBuffer, toUcharPtr(vec.priv_key.data()), + static_cast<unsigned int>(vec.priv_key.size())}; + + ScopedPK11SlotInfo slot(PK11_GetInternalKeySlot()); + EXPECT_NE(nullptr, slot); + + SECKEYPrivateKey* key = nullptr; + SECStatus rv = PK11_ImportDERPrivateKeyInfoAndReturnKey( + slot.get(), &pkcs8_item, nullptr, nullptr, false, false, KU_ALL, &key, + nullptr); + ASSERT_EQ(SECSuccess, rv); + ASSERT_NE(nullptr, key); + ScopedSECKEYPrivateKey priv_key(key); + + // Decrypt + std::vector<uint8_t> decrypted(PR_MAX(1, vec.ct.size())); + unsigned int decrypted_len = 0; + rv = PK11_PrivDecryptPKCS1(priv_key.get(), decrypted.data(), &decrypted_len, + decrypted.size(), vec.ct.data(), vec.ct.size()); + + decrypted.resize(decrypted_len); + if (vec.valid) { + ASSERT_EQ(SECSuccess, rv); + EXPECT_EQ(vec.msg, decrypted); + } else if (vec.invalid_padding) { + // If the padding is bad, decryption should succeed and produce + // (pseudo)random output. + ASSERT_EQ(SECSuccess, rv); + ASSERT_NE(vec.msg, decrypted); + } else { + ASSERT_EQ(SECFailure, rv) + << "Returned:" << DataBuffer(decrypted.data(), decrypted.size()); + } + }; + + private: + void RunGroup(JsonReader& r) { + std::vector<RsaDecryptTestVector> tests; + std::vector<uint8_t> private_key; + while (r.NextItem()) { + std::string n = r.ReadLabel(); + if (n == "") { + break; + } + + if (n == "d" || n == "e" || n == "keysize" || n == "n" || + n == "privateKeyJwk" || n == "privateKeyPem") { + r.SkipValue(); + } else if (n == "privateKeyPkcs8") { + private_key = r.ReadHex(); + } else if (n == "type") { + ASSERT_EQ("RsaesPkcs1Decrypt", r.ReadString()); + } else if (n == "tests") { + WycheproofReadTests(r, &tests, ReadTestAttr, false, + [](RsaDecryptTestVector& t, const std::string&, + const std::vector<std::string>& flags) { + t.invalid_padding = + std::find(flags.begin(), flags.end(), + "InvalidPkcs1Padding") != + flags.end(); + }); + } else { + FAIL() << "unknown label in group: " << n; + } + } + + for (auto& t : tests) { + std::cout << "Running test " << t.id << std::endl; + t.priv_key = private_key; + TestDecrypt(t); + } + } + + static void ReadTestAttr(RsaDecryptTestVector& t, const std::string& n, + JsonReader& r) { + if (n == "msg") { + t.msg = r.ReadHex(); + } else if (n == "ct") { + t.ct = r.ReadHex(); + } else { + FAIL() << "unsupported test case field: " << n; + } + } +}; + +TEST_F(RsaDecryptWycheproofTest, Rsa2048) { Run("rsa_pkcs1_2048"); } +TEST_F(RsaDecryptWycheproofTest, Rsa3072) { Run("rsa_pkcs1_3072"); } +TEST_F(RsaDecryptWycheproofTest, Rsa4096) { Run("rsa_pkcs1_4096"); } + +TEST_F(RsaDecryptWycheproofTest, Bb2048) { + for (auto& t : kRsaBb2048Vectors) { + RsaDecryptTestVector copy = t; + copy.priv_key = kRsaBb2048; + TestDecrypt(copy); + } +} +TEST_F(RsaDecryptWycheproofTest, Bb2049) { + for (auto& t : kRsaBb2049Vectors) { + RsaDecryptTestVector copy = t; + copy.priv_key = kRsaBb2049; + TestDecrypt(copy); + } +} +TEST_F(RsaDecryptWycheproofTest, Bb3072) { + for (auto& t : kRsaBb3072Vectors) { + RsaDecryptTestVector copy = t; + copy.priv_key = kRsaBb3072; + TestDecrypt(copy); + } +} + +TEST(RsaEncryptTest, MessageLengths) { + const uint8_t spki[] = { + 0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, + 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, 0x8d, 0x00, 0x30, 0x81, + 0x89, 0x02, 0x81, 0x81, 0x00, 0xf8, 0xb8, 0x6c, 0x83, 0xb4, 0xbc, 0xd9, + 0xa8, 0x57, 0xc0, 0xa5, 0xb4, 0x59, 0x76, 0x8c, 0x54, 0x1d, 0x79, 0xeb, + 0x22, 0x52, 0x04, 0x7e, 0xd3, 0x37, 0xeb, 0x41, 0xfd, 0x83, 0xf9, 0xf0, + 0xa6, 0x85, 0x15, 0x34, 0x75, 0x71, 0x5a, 0x84, 0xa8, 0x3c, 0xd2, 0xef, + 0x5a, 0x4e, 0xd3, 0xde, 0x97, 0x8a, 0xdd, 0xff, 0xbb, 0xcf, 0x0a, 0xaa, + 0x86, 0x92, 0xbe, 0xb8, 0x50, 0xe4, 0xcd, 0x6f, 0x80, 0x33, 0x30, 0x76, + 0x13, 0x8f, 0xca, 0x7b, 0xdc, 0xec, 0x5a, 0xca, 0x63, 0xc7, 0x03, 0x25, + 0xef, 0xa8, 0x8a, 0x83, 0x58, 0x76, 0x20, 0xfa, 0x16, 0x77, 0xd7, 0x79, + 0x92, 0x63, 0x01, 0x48, 0x1a, 0xd8, 0x7b, 0x67, 0xf1, 0x52, 0x55, 0x49, + 0x4e, 0xd6, 0x6e, 0x4a, 0x5c, 0xd7, 0x7a, 0x37, 0x36, 0x0c, 0xde, 0xdd, + 0x8f, 0x44, 0xe8, 0xc2, 0xa7, 0x2c, 0x2b, 0xb5, 0xaf, 0x64, 0x4b, 0x61, + 0x07, 0x02, 0x03, 0x01, 0x00, 0x01, + }; + + // Import public key (use pre-generated for performance). + SECItem spki_item = {siBuffer, toUcharPtr(spki), sizeof(spki)}; + ScopedCERTSubjectPublicKeyInfo cert_spki( + SECKEY_DecodeDERSubjectPublicKeyInfo(&spki_item)); + ASSERT_TRUE(cert_spki); + ScopedSECKEYPublicKey pub_key(SECKEY_ExtractPublicKey(cert_spki.get())); + ASSERT_TRUE(pub_key); + + int mod_len = SECKEY_PublicKeyStrength(pub_key.get()); + ASSERT_TRUE(mod_len > 0); + + std::vector<uint8_t> ctxt(mod_len); + unsigned int ctxt_len; + std::vector<uint8_t> msg(mod_len, 0xff); + + // Test with valid inputs + SECStatus rv = + PK11_PubEncrypt(pub_key.get(), CKM_RSA_PKCS, nullptr, ctxt.data(), + &ctxt_len, mod_len, msg.data(), 1, nullptr); + ASSERT_EQ(SECSuccess, rv); + + // Maximum message length is mod_len - miniumum padding (8B) - flags (3B) + unsigned int max_msg_len = mod_len - 8 - 3; + rv = PK11_PubEncrypt(pub_key.get(), CKM_RSA_PKCS, nullptr, ctxt.data(), + &ctxt_len, mod_len, msg.data(), max_msg_len, nullptr); + ASSERT_EQ(SECSuccess, rv); + + // Test one past maximum length + rv = + PK11_PubEncrypt(pub_key.get(), CKM_RSA_PKCS, nullptr, ctxt.data(), + &ctxt_len, mod_len, msg.data(), max_msg_len + 1, nullptr); + ASSERT_EQ(SECFailure, rv); + + // Make sure the the length will not overflow - i.e. + // (padLen = modulusLen - (UINT_MAX + MINIMUM_PAD_LEN)) may overflow and + // result in a value that appears valid. + rv = PK11_PubEncrypt(pub_key.get(), CKM_RSA_PKCS, nullptr, ctxt.data(), + &ctxt_len, UINT_MAX, msg.data(), UINT_MAX, nullptr); + ASSERT_EQ(SECFailure, rv); +} +} // namespace nss_test |