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SUSE:SLE-15-SP4:Update
nodejs16.34067
CVE-2023-46809.patch
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File CVE-2023-46809.patch of Package nodejs16.34067
Index: node-v16.20.2/test/parallel/test-crypto-rsa-dsa-revert.js =================================================================== --- /dev/null +++ node-v16.20.2/test/parallel/test-crypto-rsa-dsa-revert.js @@ -0,0 +1,475 @@ +'use strict'; +// Flags: --security-revert=CVE-2023-46809 +const common = require('../common'); +if (!common.hasCrypto) + common.skip('missing crypto'); + +const assert = require('assert'); +const crypto = require('crypto'); + +const constants = crypto.constants; + +const fixtures = require('../common/fixtures'); + +// Test certificates +const certPem = fixtures.readKey('rsa_cert.crt'); +const keyPem = fixtures.readKey('rsa_private.pem'); +const rsaKeySize = 2048; +const rsaPubPem = fixtures.readKey('rsa_public.pem', 'ascii'); +const rsaKeyPem = fixtures.readKey('rsa_private.pem', 'ascii'); +const rsaKeyPemEncrypted = fixtures.readKey('rsa_private_encrypted.pem', + 'ascii'); +const dsaPubPem = fixtures.readKey('dsa_public.pem', 'ascii'); +const dsaKeyPem = fixtures.readKey('dsa_private.pem', 'ascii'); +const dsaKeyPemEncrypted = fixtures.readKey('dsa_private_encrypted.pem', + 'ascii'); +const rsaPkcs8KeyPem = fixtures.readKey('rsa_private_pkcs8.pem'); +const dsaPkcs8KeyPem = fixtures.readKey('dsa_private_pkcs8.pem'); + +const ec = new TextEncoder(); + +const openssl1DecryptError = { + message: 'error:06065064:digital envelope routines:EVP_DecryptFinal_ex:' + + 'bad decrypt', + code: 'ERR_OSSL_EVP_BAD_DECRYPT', + reason: 'bad decrypt', + function: 'EVP_DecryptFinal_ex', + library: 'digital envelope routines', +}; + +const decryptError = common.hasOpenSSL3 ? + { message: 'error:1C800064:Provider routines::bad decrypt' } : + openssl1DecryptError; + +const decryptPrivateKeyError = common.hasOpenSSL3 ? { + message: 'error:1C800064:Provider routines::bad decrypt', +} : openssl1DecryptError; + +function getBufferCopy(buf) { + return buf.buffer.slice(buf.byteOffset, buf.byteOffset + buf.byteLength); +} + +// Test RSA encryption/decryption +{ + const input = 'I AM THE WALRUS'; + const bufferToEncrypt = Buffer.from(input); + const bufferPassword = Buffer.from('password'); + + let encryptedBuffer = crypto.publicEncrypt(rsaPubPem, bufferToEncrypt); + + // Test other input types + let otherEncrypted; + { + const ab = getBufferCopy(ec.encode(rsaPubPem)); + const ab2enc = getBufferCopy(bufferToEncrypt); + + crypto.publicEncrypt(ab, ab2enc); + crypto.publicEncrypt(new Uint8Array(ab), new Uint8Array(ab2enc)); + crypto.publicEncrypt(new DataView(ab), new DataView(ab2enc)); + otherEncrypted = crypto.publicEncrypt({ + key: Buffer.from(ab).toString('hex'), + encoding: 'hex' + }, Buffer.from(ab2enc).toString('hex')); + } + + let decryptedBuffer = crypto.privateDecrypt(rsaKeyPem, encryptedBuffer); + const otherDecrypted = crypto.privateDecrypt(rsaKeyPem, otherEncrypted); + assert.strictEqual(decryptedBuffer.toString(), input); + assert.strictEqual(otherDecrypted.toString(), input); + + decryptedBuffer = crypto.privateDecrypt(rsaPkcs8KeyPem, encryptedBuffer); + assert.strictEqual(decryptedBuffer.toString(), input); + + let decryptedBufferWithPassword = crypto.privateDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'password' + }, encryptedBuffer); + + const otherDecryptedBufferWithPassword = crypto.privateDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: ec.encode('password') + }, encryptedBuffer); + + assert.strictEqual( + otherDecryptedBufferWithPassword.toString(), + decryptedBufferWithPassword.toString()); + + decryptedBufferWithPassword = crypto.privateDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'password' + }, encryptedBuffer); + + assert.strictEqual(decryptedBufferWithPassword.toString(), input); + + encryptedBuffer = crypto.publicEncrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'password' + }, bufferToEncrypt); + + decryptedBufferWithPassword = crypto.privateDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'password' + }, encryptedBuffer); + assert.strictEqual(decryptedBufferWithPassword.toString(), input); + + encryptedBuffer = crypto.privateEncrypt({ + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, bufferToEncrypt); + + decryptedBufferWithPassword = crypto.publicDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, encryptedBuffer); + assert.strictEqual(decryptedBufferWithPassword.toString(), input); + + // Now with explicit RSA_PKCS1_PADDING. + encryptedBuffer = crypto.privateEncrypt({ + padding: crypto.constants.RSA_PKCS1_PADDING, + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, bufferToEncrypt); + + decryptedBufferWithPassword = crypto.publicDecrypt({ + padding: crypto.constants.RSA_PKCS1_PADDING, + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, encryptedBuffer); + assert.strictEqual(decryptedBufferWithPassword.toString(), input); + + // Omitting padding should be okay because RSA_PKCS1_PADDING is the default. + decryptedBufferWithPassword = crypto.publicDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, encryptedBuffer); + assert.strictEqual(decryptedBufferWithPassword.toString(), input); + + // Now with RSA_NO_PADDING. Plaintext needs to match key size. + // OpenSSL 3.x has a rsa_check_padding that will cause an error if + // RSA_NO_PADDING is used. + if (!common.hasOpenSSL3) { + { + const plaintext = 'x'.repeat(rsaKeySize / 8); + encryptedBuffer = crypto.privateEncrypt({ + padding: crypto.constants.RSA_NO_PADDING, + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, Buffer.from(plaintext)); + + decryptedBufferWithPassword = crypto.publicDecrypt({ + padding: crypto.constants.RSA_NO_PADDING, + key: rsaKeyPemEncrypted, + passphrase: bufferPassword + }, encryptedBuffer); + assert.strictEqual(decryptedBufferWithPassword.toString(), plaintext); + } + } + + encryptedBuffer = crypto.publicEncrypt(certPem, bufferToEncrypt); + + decryptedBuffer = crypto.privateDecrypt(keyPem, encryptedBuffer); + assert.strictEqual(decryptedBuffer.toString(), input); + + encryptedBuffer = crypto.publicEncrypt(keyPem, bufferToEncrypt); + + decryptedBuffer = crypto.privateDecrypt(keyPem, encryptedBuffer); + assert.strictEqual(decryptedBuffer.toString(), input); + + encryptedBuffer = crypto.privateEncrypt(keyPem, bufferToEncrypt); + + decryptedBuffer = crypto.publicDecrypt(keyPem, encryptedBuffer); + assert.strictEqual(decryptedBuffer.toString(), input); + + assert.throws(() => { + crypto.privateDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'wrong' + }, bufferToEncrypt); + }, decryptError); + + assert.throws(() => { + crypto.publicEncrypt({ + key: rsaKeyPemEncrypted, + passphrase: 'wrong' + }, encryptedBuffer); + }, decryptError); + + encryptedBuffer = crypto.privateEncrypt({ + key: rsaKeyPemEncrypted, + passphrase: Buffer.from('password') + }, bufferToEncrypt); + + assert.throws(() => { + crypto.publicDecrypt({ + key: rsaKeyPemEncrypted, + passphrase: Buffer.from('wrong') + }, encryptedBuffer); + }, decryptError); +} + +function test_rsa(padding, encryptOaepHash, decryptOaepHash) { + const size = (padding === 'RSA_NO_PADDING') ? rsaKeySize / 8 : 32; + const input = Buffer.allocUnsafe(size); + for (let i = 0; i < input.length; i++) + input[i] = (i * 7 + 11) & 0xff; + const bufferToEncrypt = Buffer.from(input); + + padding = constants[padding]; + + const encryptedBuffer = crypto.publicEncrypt({ + key: rsaPubPem, + padding: padding, + oaepHash: encryptOaepHash + }, bufferToEncrypt); + + let decryptedBuffer = crypto.privateDecrypt({ + key: rsaKeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + assert.deepStrictEqual(decryptedBuffer, input); + + decryptedBuffer = crypto.privateDecrypt({ + key: rsaPkcs8KeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + assert.deepStrictEqual(decryptedBuffer, input); +} + +test_rsa('RSA_NO_PADDING'); +test_rsa('RSA_PKCS1_PADDING'); +test_rsa('RSA_PKCS1_OAEP_PADDING'); + +// Test OAEP with different hash functions. +test_rsa('RSA_PKCS1_OAEP_PADDING', undefined, 'sha1'); +test_rsa('RSA_PKCS1_OAEP_PADDING', 'sha1', undefined); +test_rsa('RSA_PKCS1_OAEP_PADDING', 'sha256', 'sha256'); +test_rsa('RSA_PKCS1_OAEP_PADDING', 'sha512', 'sha512'); +assert.throws(() => { + test_rsa('RSA_PKCS1_OAEP_PADDING', 'sha256', 'sha512'); +}, { + code: 'ERR_OSSL_RSA_OAEP_DECODING_ERROR' +}); + +// The following RSA-OAEP test cases were created using the WebCrypto API to +// ensure compatibility when using non-SHA1 hash functions. +{ + const { decryptionTests } = + JSON.parse(fixtures.readSync('rsa-oaep-test-vectors.js', 'utf8')); + + for (const { ct, oaepHash, oaepLabel } of decryptionTests) { + const label = oaepLabel ? Buffer.from(oaepLabel, 'hex') : undefined; + const copiedLabel = oaepLabel ? getBufferCopy(label) : undefined; + + const decrypted = crypto.privateDecrypt({ + key: rsaPkcs8KeyPem, + oaepHash, + oaepLabel: oaepLabel ? label : undefined + }, Buffer.from(ct, 'hex')); + + assert.strictEqual(decrypted.toString('utf8'), 'Hello Node.js'); + + const otherDecrypted = crypto.privateDecrypt({ + key: rsaPkcs8KeyPem, + oaepHash, + oaepLabel: copiedLabel + }, Buffer.from(ct, 'hex')); + + assert.strictEqual(otherDecrypted.toString('utf8'), 'Hello Node.js'); + } +} + +// Test invalid oaepHash and oaepLabel options. +for (const fn of [crypto.publicEncrypt, crypto.privateDecrypt]) { + assert.throws(() => { + fn({ + key: rsaPubPem, + oaepHash: 'Hello world' + }, Buffer.alloc(10)); + }, { + code: 'ERR_OSSL_EVP_INVALID_DIGEST' + }); + + for (const oaepHash of [0, false, null, Symbol(), () => {}]) { + assert.throws(() => { + fn({ + key: rsaPubPem, + oaepHash + }, Buffer.alloc(10)); + }, { + code: 'ERR_INVALID_ARG_TYPE' + }); + } + + for (const oaepLabel of [0, false, null, Symbol(), () => {}, {}]) { + assert.throws(() => { + fn({ + key: rsaPubPem, + oaepLabel + }, Buffer.alloc(10)); + }, { + code: 'ERR_INVALID_ARG_TYPE' + }); + } +} + +// Test RSA key signing/verification +let rsaSign = crypto.createSign('SHA1'); +let rsaVerify = crypto.createVerify('SHA1'); +assert.ok(rsaSign); +assert.ok(rsaVerify); + +const expectedSignature = fixtures.readKey( + 'rsa_public_sha1_signature_signedby_rsa_private_pkcs8.sha1', + 'hex' +); + +rsaSign.update(rsaPubPem); +let rsaSignature = rsaSign.sign(rsaKeyPem, 'hex'); +assert.strictEqual(rsaSignature, expectedSignature); + +rsaVerify.update(rsaPubPem); +assert.strictEqual(rsaVerify.verify(rsaPubPem, rsaSignature, 'hex'), true); + +// Test RSA PKCS#8 key signing/verification +rsaSign = crypto.createSign('SHA1'); +rsaSign.update(rsaPubPem); +rsaSignature = rsaSign.sign(rsaPkcs8KeyPem, 'hex'); +assert.strictEqual(rsaSignature, expectedSignature); + +rsaVerify = crypto.createVerify('SHA1'); +rsaVerify.update(rsaPubPem); +assert.strictEqual(rsaVerify.verify(rsaPubPem, rsaSignature, 'hex'), true); + +// Test RSA key signing/verification with encrypted key +rsaSign = crypto.createSign('SHA1'); +rsaSign.update(rsaPubPem); +const signOptions = { key: rsaKeyPemEncrypted, passphrase: 'password' }; +rsaSignature = rsaSign.sign(signOptions, 'hex'); +assert.strictEqual(rsaSignature, expectedSignature); + +rsaVerify = crypto.createVerify('SHA1'); +rsaVerify.update(rsaPubPem); +assert.strictEqual(rsaVerify.verify(rsaPubPem, rsaSignature, 'hex'), true); + +rsaSign = crypto.createSign('SHA1'); +rsaSign.update(rsaPubPem); +assert.throws(() => { + const signOptions = { key: rsaKeyPemEncrypted, passphrase: 'wrong' }; + rsaSign.sign(signOptions, 'hex'); +}, decryptPrivateKeyError); + +// +// Test RSA signing and verification +// +{ + const privateKey = fixtures.readKey('rsa_private_b.pem'); + const publicKey = fixtures.readKey('rsa_public_b.pem'); + + const input = 'I AM THE WALRUS'; + + const signature = fixtures.readKey( + 'I_AM_THE_WALRUS_sha256_signature_signedby_rsa_private_b.sha256', + 'hex' + ); + + const sign = crypto.createSign('SHA256'); + sign.update(input); + + const output = sign.sign(privateKey, 'hex'); + assert.strictEqual(output, signature); + + const verify = crypto.createVerify('SHA256'); + verify.update(input); + + assert.strictEqual(verify.verify(publicKey, signature, 'hex'), true); + + // Test the legacy signature algorithm name. + const sign2 = crypto.createSign('RSA-SHA256'); + sign2.update(input); + + const output2 = sign2.sign(privateKey, 'hex'); + assert.strictEqual(output2, signature); + + const verify2 = crypto.createVerify('SHA256'); + verify2.update(input); + + assert.strictEqual(verify2.verify(publicKey, signature, 'hex'), true); +} + + +// +// Test DSA signing and verification +// +{ + const input = 'I AM THE WALRUS'; + + // DSA signatures vary across runs so there is no static string to verify + // against. + const sign = crypto.createSign('SHA1'); + sign.update(input); + const signature = sign.sign(dsaKeyPem, 'hex'); + + const verify = crypto.createVerify('SHA1'); + verify.update(input); + + assert.strictEqual(verify.verify(dsaPubPem, signature, 'hex'), true); + + // Test the legacy 'DSS1' name. + const sign2 = crypto.createSign('DSS1'); + sign2.update(input); + const signature2 = sign2.sign(dsaKeyPem, 'hex'); + + const verify2 = crypto.createVerify('DSS1'); + verify2.update(input); + + assert.strictEqual(verify2.verify(dsaPubPem, signature2, 'hex'), true); +} + + +// +// Test DSA signing and verification with PKCS#8 private key +// +{ + const input = 'I AM THE WALRUS'; + + // DSA signatures vary across runs so there is no static string to verify + // against. + const sign = crypto.createSign('SHA1'); + sign.update(input); + const signature = sign.sign(dsaPkcs8KeyPem, 'hex'); + + const verify = crypto.createVerify('SHA1'); + verify.update(input); + + assert.strictEqual(verify.verify(dsaPubPem, signature, 'hex'), true); +} + + +// +// Test DSA signing and verification with encrypted key +// +const input = 'I AM THE WALRUS'; + +{ + const sign = crypto.createSign('SHA1'); + sign.update(input); + assert.throws(() => { + sign.sign({ key: dsaKeyPemEncrypted, passphrase: 'wrong' }, 'hex'); + }, decryptPrivateKeyError); +} + +{ + // DSA signatures vary across runs so there is no static string to verify + // against. + const sign = crypto.createSign('SHA1'); + sign.update(input); + const signOptions = { key: dsaKeyPemEncrypted, passphrase: 'password' }; + const signature = sign.sign(signOptions, 'hex'); + + const verify = crypto.createVerify('SHA1'); + verify.update(input); + + assert.strictEqual(verify.verify(dsaPubPem, signature, 'hex'), true); +} Index: node-v16.20.2/test/parallel/test-crypto-rsa-dsa.js =================================================================== --- node-v16.20.2.orig/test/parallel/test-crypto-rsa-dsa.js +++ node-v16.20.2/test/parallel/test-crypto-rsa-dsa.js @@ -221,19 +221,37 @@ function test_rsa(padding, encryptOaepHa oaepHash: encryptOaepHash }, bufferToEncrypt); - let decryptedBuffer = crypto.privateDecrypt({ - key: rsaKeyPem, - padding: padding, - oaepHash: decryptOaepHash - }, encryptedBuffer); - assert.deepStrictEqual(decryptedBuffer, input); - decryptedBuffer = crypto.privateDecrypt({ - key: rsaPkcs8KeyPem, - padding: padding, - oaepHash: decryptOaepHash - }, encryptedBuffer); - assert.deepStrictEqual(decryptedBuffer, input); + if (padding === constants.RSA_PKCS1_PADDING) { + assert.throws(() => { + crypto.privateDecrypt({ + key: rsaKeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + }, { code: 'ERR_INVALID_ARG_VALUE' }); + assert.throws(() => { + crypto.privateDecrypt({ + key: rsaPkcs8KeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + }, { code: 'ERR_INVALID_ARG_VALUE' }); + } else { + let decryptedBuffer = crypto.privateDecrypt({ + key: rsaKeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + assert.deepStrictEqual(decryptedBuffer, input); + + decryptedBuffer = crypto.privateDecrypt({ + key: rsaPkcs8KeyPem, + padding: padding, + oaepHash: decryptOaepHash + }, encryptedBuffer); + assert.deepStrictEqual(decryptedBuffer, input); + } } test_rsa('RSA_NO_PADDING'); Index: node-v16.20.2/src/crypto/crypto_cipher.cc =================================================================== --- node-v16.20.2.orig/src/crypto/crypto_cipher.cc +++ node-v16.20.2/src/crypto/crypto_cipher.cc @@ -6,6 +6,7 @@ #include "node_buffer.h" #include "node_internals.h" #include "node_process-inl.h" +#include "node_revert.h" #include "v8.h" namespace node { @@ -1061,6 +1062,34 @@ void PublicKeyCipher::Cipher(const Funct uint32_t padding; if (!args[offset + 1]->Uint32Value(env->context()).To(&padding)) return; + if (EVP_PKEY_cipher == EVP_PKEY_decrypt && + operation == PublicKeyCipher::kPrivate && padding == RSA_PKCS1_PADDING && + !IsReverted(SECURITY_REVERT_CVE_2023_46809)) { + EVPKeyCtxPointer ctx(EVP_PKEY_CTX_new(pkey.get(), nullptr)); + CHECK(ctx); + + if (EVP_PKEY_decrypt_init(ctx.get()) <= 0) { + return ThrowCryptoError(env, ERR_get_error()); + } + + int rsa_pkcs1_implicit_rejection = + EVP_PKEY_CTX_ctrl_str(ctx.get(), "rsa_pkcs1_implicit_rejection", "1"); + // From the doc -2 means that the option is not supported. + // The default for the option is enabled and if it has been + // specifically disabled we want to respect that so we will + // not throw an error if the option is supported regardless + // of how it is set. The call to set the value + // will not affect what is used since a different context is + // used in the call if the option is supported + if (rsa_pkcs1_implicit_rejection <= 0) { + return THROW_ERR_INVALID_ARG_VALUE( + env, + "RSA_PKCS1_PADDING is no longer supported for private decryption," + " this can be reverted with --security-revert=CVE-2023-46809"); + } + } + + const EVP_MD* digest = nullptr; if (args[offset + 2]->IsString()) { const Utf8Value oaep_str(env->isolate(), args[offset + 2]); Index: node-v16.20.2/src/node_revert.h =================================================================== --- node-v16.20.2.orig/src/node_revert.h +++ node-v16.20.2/src/node_revert.h @@ -18,7 +18,7 @@ namespace node { #define SECURITY_REVERSIONS(XX) \ XX(CVE_2021_44531, "CVE-2021-44531", "Cert Verif Bypass via URI SAN") \ XX(CVE_2021_44532, "CVE-2021-44532", "Cert Verif Bypass via Str Inject") \ -// XX(CVE_2016_PEND, "CVE-2016-PEND", "Vulnerability Title") + XX(CVE_2023_46809, "CVE-2023-46809", "Marvin attack on PKCS#1 padding") enum reversion { #define V(code, ...) SECURITY_REVERT_##code,
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