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Merge pull request #14289 from microsoft/jb1/16-cryptography-models-l… · github/codeql@9c02b4f · GitHub

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RasmusWL
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Merge pull request #14289 from microsoft/jb1/16-cryptography-models-libraries-and-queries-migration
16 cryptography models libraries and queries migration
2 parents 99646ba + de2e8b0 commit 9c02b4f

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‎cpp/ql/lib/experimental/cryptography/Concepts.qll‎

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import experimental.cryptography.CryptoArtifact
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import experimental.cryptography.CryptoAlgorithmNames
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import experimental.cryptography.modules.OpenSSL as OpenSSL

‎cpp/ql/lib/experimental/cryptography/CryptoAlgorithmNames.qll‎

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/**
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* Names of known cryptographic algorithms.
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* The names are standardized into upper-case, no spaces, dashes or underscores.
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*/
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/**
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* Returns a string to represent generally unknown algorithms.
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* Predicate is to be used to get a consistent string representation
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* for unknown algorithms.
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*/
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string unknownAlgorithm() { result = "UNKNOWN" }
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string getHashType() { result = "HASH" }
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string getSymmetricEncryptionType() { result = "SYMMETRIC_ENCRYPTION" }
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string getAsymmetricEncryptionType() { result = "ASYMMETRIC_ENCRYPTION" }
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string getKeyDerivationType() { result = "KEY_DERIVATION" }
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string getCipherBlockModeType() { result = "BLOCK_MODE" }
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string getSymmetricPaddingType() { result = "SYMMETRIC_PADDING" }
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string getAsymmetricPaddingType() { result = "ASYMMETRIC_PADDING" }
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string getEllipticCurveType() { result = "ELLIPTIC_CURVE" }
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string getSignatureType() { result = "SIGNATURE" }
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string getKeyExchangeType() { result = "KEY_EXCHANGE" }
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string getAsymmetricType() {
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result in [
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getAsymmetricEncryptionType(), getSignatureType(), getKeyExchangeType(),
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getEllipticCurveType()
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]
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}
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predicate isKnownType(string algType) {
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algType in [
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getHashType(), getSymmetricEncryptionType(), getAsymmetricEncryptionType(),
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getKeyDerivationType(), getCipherBlockModeType(), getSymmetricPaddingType(),
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getAsymmetricPaddingType(), getEllipticCurveType(), getSignatureType(), getKeyExchangeType()
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]
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}
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predicate isKnownAlgorithm(string name) { isKnownAlgorithm(name, _) }
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predicate isKnownAlgorithm(string name, string algType) {
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isHashingAlgorithm(name) and algType = "HASH"
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or
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isEncryptionAlgorithm(name, algType) and
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algType in ["SYMMETRIC_ENCRYPTION", "ASYMMETRIC_ENCRYPTION"]
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or
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isKeyDerivationAlgorithm(name) and algType = "KEY_DERIVATION"
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or
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isCipherBlockModeAlgorithm(name) and algType = "BLOCK_MODE"
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or
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isPaddingAlgorithm(name, algType) and algType in ["SYMMETRIC_PADDING", "ASYMMETRIC_PADDING"]
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or
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isEllipticCurveAlgorithm(name) and algType = "ELLIPTIC_CURVE"
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or
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isSignatureAlgorithm(name) and algType = "SIGNATURE"
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or
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isKeyExchangeAlgorithm(name) and algType = "KEY_EXCHANGE"
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}
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/**
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* Holds if `name` is a known hashing algorithm in the model/library.
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*/
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predicate isHashingAlgorithm(string name) {
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name =
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[
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"BLAKE2", "BLAKE2B", "BLAKE2S", "SHA2", "SHA224", "SHA256", "SHA384", "SHA512", "SHA512224",
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"SHA512256", "SHA3", "SHA3224", "SHA3256", "SHA3384", "SHA3512", "SHAKE128", "SHAKE256",
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"SM3", "WHIRLPOOL", "POLY1305", "HAVEL128", "MD2", "MD4", "MD5", "PANAMA", "RIPEMD",
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"RIPEMD128", "RIPEMD256", "RIPEMD160", "RIPEMD320", "SHA0", "SHA1", "SHA", "MGF1", "MGF1SHA1",
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"MDC2", "SIPHASH"
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]
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}
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predicate isEncryptionAlgorithm(string name, string algType) {
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isAsymmetricEncryptionAlgorithm(name) and algType = "ASYMMETRIC_ENCRYPTION"
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or
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isSymmetricEncryptionAlgorithm(name) and algType = "SYMMETRIC_ENCRYPTION"
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}
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predicate isEncryptionAlgorithm(string name) { isEncryptionAlgorithm(name, _) }
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/**
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* Holds if `name` corresponds to a known symmetric encryption algorithm.
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*/
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predicate isSymmetricEncryptionAlgorithm(string name) {
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// NOTE: AES is meant to caputure all possible key lengths
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name =
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[
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"AES", "AES128", "AES192", "AES256", "ARIA", "BLOWFISH", "BF", "ECIES", "CAST", "CAST5",
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"CAMELLIA", "CAMELLIA128", "CAMELLIA192", "CAMELLIA256", "CHACHA", "CHACHA20",
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"CHACHA20POLY1305", "GOST", "GOSTR34102001", "GOSTR341094", "GOSTR341194", "GOST2814789",
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"GOSTR341194", "GOST2814789", "GOST28147", "GOSTR341094", "GOST89", "GOST94", "GOST34102012",
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"GOST34112012", "IDEA", "RABBIT", "SEED", "SM4", "DES", "DESX", "3DES", "TDES", "2DES",
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"DES3", "TRIPLEDES", "TDEA", "TRIPLEDEA", "ARC2", "RC2", "ARC4", "RC4", "ARCFOUR", "ARC5",
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"RC5", "MAGMA", "KUZNYECHIK"
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]
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}
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/**
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* Holds if `name` corresponds to a known key derivation algorithm.
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*/
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predicate isKeyDerivationAlgorithm(string name) {
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name =
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[
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"ARGON2", "CONCATKDF", "CONCATKDFHASH", "CONCATKDFHMAC", "KBKDFCMAC", "BCRYPT", "HKDF",
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"HKDFEXPAND", "KBKDF", "KBKDFHMAC", "PBKDF1", "PBKDF2", "PBKDF2HMAC", "PKCS5", "SCRYPT",
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"X963KDF", "EVPKDF"
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]
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}
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/**
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* Holds if `name` corresponds to a known cipher block mode
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*/
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predicate isCipherBlockModeAlgorithm(string name) {
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name = ["CBC", "GCM", "CCM", "CFB", "OFB", "CFB8", "CTR", "OPENPGP", "XTS", "EAX", "SIV", "ECB"]
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}
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/**
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* Holds if `name` corresponds to a known padding algorithm
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*/
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predicate isPaddingAlgorithm(string name, string algType) {
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isSymmetricPaddingAlgorithm(name) and algType = "SYMMETRIC_PADDING"
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or
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isAsymmetricPaddingAlgorithm(name) and algType = "ASYMMETRIC_PADDING"
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}
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/**
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* holds if `name` corresponds to a known symmetric padding algorithm
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*/
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predicate isSymmetricPaddingAlgorithm(string name) { name = ["PKCS7", "ANSIX923"] }
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/**
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* Holds if `name` corresponds to a known asymmetric padding algorithm
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*/
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predicate isAsymmetricPaddingAlgorithm(string name) { name = ["OAEP", "PKCS1V15", "PSS", "KEM"] }
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predicate isBrainpoolCurve(string curveName, int keySize) {
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// ALL BRAINPOOL CURVES
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keySize in [160, 192, 224, 256, 320, 384, 512] and
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(
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curveName = "BRAINPOOLP" + keySize.toString() + "R1"
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or
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curveName = "BRAINPOOLP" + keySize.toString() + "T1"
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)
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}
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predicate isSecCurve(string curveName, int keySize) {
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// ALL SEC CURVES
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keySize in [112, 113, 128, 131, 160, 163, 192, 193, 224, 233, 239, 256, 283, 384, 409, 521, 571] and
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exists(string suff | suff in ["R1", "R2", "K1"] |
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curveName = "SECT" + keySize.toString() + suff or
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curveName = "SECP" + keySize.toString() + suff
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)
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}
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predicate isC2Curve(string curveName, int keySize) {
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// ALL C2 CURVES
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keySize in [163, 176, 191, 208, 239, 272, 304, 359, 368, 431] and
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exists(string pre, string suff |
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pre in ["PNB", "ONB", "TNB"] and suff in ["V1", "V2", "V3", "V4", "V5", "W1", "R1"]
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|
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curveName = "C2" + pre + keySize.toString() + suff
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)
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}
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predicate isPrimeCurve(string curveName, int keySize) {
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// ALL PRIME CURVES
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keySize in [192, 239, 256] and
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exists(string suff | suff in ["V1", "V2", "V3"] | curveName = "PRIME" + keySize.toString() + suff)
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}
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predicate isEllipticCurveAlgorithm(string curveName) { isEllipticCurveAlgorithm(curveName, _) }
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/**
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* Holds if `name` corresponds to a known elliptic curve.
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*/
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predicate isEllipticCurveAlgorithm(string curveName, int keySize) {
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isSecCurve(curveName, keySize)
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or
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isBrainpoolCurve(curveName, keySize)
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or
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isC2Curve(curveName, keySize)
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or
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isPrimeCurve(curveName, keySize)
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or
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curveName = "ES256" and keySize = 256
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or
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curveName = "CURVE25519" and keySize = 255
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or
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curveName = "X25519" and keySize = 255
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or
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curveName = "ED25519" and keySize = 255
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or
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curveName = "CURVE448" and keySize = 448 // TODO: need to check the key size
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or
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curveName = "ED448" and keySize = 448
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or
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curveName = "X448" and keySize = 448
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or
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curveName = "NUMSP256T1" and keySize = 256
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or
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curveName = "NUMSP384T1" and keySize = 384
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or
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curveName = "NUMSP512T1" and keySize = 512
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or
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curveName = "SM2" and keySize in [256, 512]
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}
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/**
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* Holds if `name` corresponds to a known signature algorithm.
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*/
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predicate isSignatureAlgorithm(string name) {
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name =
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[
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"DSA", "ECDSA", "EDDSA", "ES256", "ES256K", "ES384", "ES512", "ED25519", "ED448", "ECDSA256",
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"ECDSA384", "ECDSA512"
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]
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}
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/**
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* Holds if `name` is a key exchange algorithm.
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*/
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predicate isKeyExchangeAlgorithm(string name) {
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name = ["ECDH", "DH", "DIFFIEHELLMAN", "X25519", "X448"]
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}
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/**
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* Holds if `name` corresponds to a known asymmetric encryption.
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*/
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predicate isAsymmetricEncryptionAlgorithm(string name) { name = ["RSA"] }

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