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geoffw0geoffw0
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Merge pull request #12824 from geoffw0/modernsec4
Swift: Add CryptoSwift sinks in swift/weak-sensitive-data-hashing
2 parents 38826c9 + cdcee5c commit d94ed1b

5 files changed

Lines changed: 221 additions & 38 deletions

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‎swift/ql/lib/codeql/swift/security/WeakSensitiveDataHashingExtensions.qll‎

Lines changed: 15 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -46,6 +46,21 @@ private class WeakHashingSinks extends SinkModelCsv {
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";Insecure.SHA1;true;hash(data:);;;Argument[0];weak-hash-input-SHA1",
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";Insecure.SHA1;true;update(data:);;;Argument[0];weak-hash-input-SHA1",
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";Insecure.SHA1;true;update(bufferPointer:);;;Argument[0];weak-hash-input-SHA1",
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// CryptoSwift
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";MD5;true;calculate(for:);;;Argument[0];weak-hash-input-MD5",
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";MD5;true;callAsFunction(_:);;;Argument[0];weak-hash-input-MD5",
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";MD5;true;update(withBytes:isLast:);;;Argument[0];weak-hash-input-MD5",
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";SHA1;true;calculate(for:);;;Argument[0];weak-hash-input-SHA1",
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";SHA1;true;callAsFunction(_:);;;Argument[0];weak-hash-input-SHA1",
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";SHA1;true;update(withBytes:isLast:);;;Argument[0];weak-hash-input-SHA1",
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";Digest;true;md5(_:);;;Argument[0];weak-hash-input-MD5",
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";Digest;true;sha1(_:);;;Argument[0];weak-hash-input-SHA1",
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";Array;true;md5();;;Argument[-1];weak-hash-input-MD5",
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";Array;true;sha1();;;Argument[-1];weak-hash-input-SHA1",
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";Data;true;md5();;;Argument[-1];weak-hash-input-MD5",
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";Data;true;sha1();;;Argument[-1];weak-hash-input-SHA1",
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";String;true;md5();;;Argument[-1];weak-hash-input-MD5",
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";String;true;sha1();;;Argument[-1];weak-hash-input-SHA1",
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]
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}
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}

‎swift/ql/lib/codeql/swift/security/WeakSensitiveDataHashingQuery.qll‎

Lines changed: 10 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -20,6 +20,16 @@ module WeakHashingConfig implements DataFlow::ConfigSig {
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predicate isBarrier(DataFlow::Node node) { node instanceof WeakSensitiveDataHashingSanitizer }
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predicate isBarrierIn(DataFlow::Node node) {
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// make sources barriers so that we only report the closest instance
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isSource(node)
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}
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predicate isBarrierOut(DataFlow::Node node) {
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// make sinks barriers so that we only report the closest instance
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isSink(node)
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}
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predicate isAdditionalFlowStep(DataFlow::Node nodeFrom, DataFlow::Node nodeTo) {
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any(WeakSensitiveDataHashingAdditionalTaintStep s).step(nodeFrom, nodeTo)
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}

‎swift/ql/test/query-tests/Security/CWE-328/WeakSensitiveDataHashing.expected‎

Lines changed: 46 additions & 38 deletions
Original file line numberDiff line numberDiff line change
@@ -1,42 +1,50 @@
11
edges
2-
| testCrypto.swift:56:47:56:47 | passwd : | testCrypto.swift:63:44:63:44 | passwd |
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| testCrypto.swift:60:43:60:43 | credit_card_no : | testCrypto.swift:61:43:61:43 | credit_card_no |
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| testCrypto.swift:60:43:60:43 | credit_card_no : | testCrypto.swift:61:43:61:43 | credit_card_no : |
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| testCrypto.swift:60:43:60:43 | credit_card_no : | testCrypto.swift:67:44:67:44 | credit_card_no |
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| testCrypto.swift:61:43:61:43 | credit_card_no : | testCrypto.swift:67:44:67:44 | credit_card_no |
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nodes
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| testCrypto.swift:56:47:56:47 | passwd | semmle.label | passwd |
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| testCrypto.swift:56:47:56:47 | passwd : | semmle.label | passwd : |
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| testCrypto.swift:60:43:60:43 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:60:43:60:43 | credit_card_no : | semmle.label | credit_card_no : |
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| testCrypto.swift:61:43:61:43 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:61:43:61:43 | credit_card_no : | semmle.label | credit_card_no : |
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| testCrypto.swift:63:44:63:44 | passwd | semmle.label | passwd |
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| testCrypto.swift:67:44:67:44 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:90:23:90:23 | passwd | semmle.label | passwd |
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| testCrypto.swift:94:23:94:23 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:99:23:99:23 | passwd | semmle.label | passwd |
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| testCrypto.swift:103:23:103:23 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:132:32:132:32 | passwd | semmle.label | passwd |
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| testCrypto.swift:136:32:136:32 | credit_card_no | semmle.label | credit_card_no |
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| testCrypto.swift:141:32:141:32 | passwd | semmle.label | passwd |
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| testCrypto.swift:145:32:145:32 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:56:47:56:47 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:60:43:60:43 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:61:43:61:43 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:63:44:63:44 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:67:44:67:44 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:90:23:90:23 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:94:23:94:23 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:99:23:99:23 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:103:23:103:23 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:132:32:132:32 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:136:32:136:32 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoKit.swift:141:32:141:32 | passwd | semmle.label | passwd |
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| testCryptoKit.swift:145:32:145:32 | credit_card_no | semmle.label | credit_card_no |
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| testCryptoSwift.swift:113:30:113:30 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:115:31:115:31 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:120:20:120:20 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:122:21:122:21 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:127:9:127:9 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:129:9:129:9 | passwdArray | semmle.label | passwdArray |
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| testCryptoSwift.swift:136:9:136:9 | passwdData | semmle.label | passwdData |
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| testCryptoSwift.swift:138:9:138:9 | passwdData | semmle.label | passwdData |
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| testCryptoSwift.swift:145:9:145:9 | passwd | semmle.label | passwd |
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| testCryptoSwift.swift:147:9:147:9 | passwd | semmle.label | passwd |
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subpaths
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#select
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| testCrypto.swift:56:47:56:47 | passwd | testCrypto.swift:56:47:56:47 | passwd | testCrypto.swift:56:47:56:47 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:56:47:56:47 | passwd | sensitive data (credential passwd) |
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| testCrypto.swift:60:43:60:43 | credit_card_no | testCrypto.swift:60:43:60:43 | credit_card_no | testCrypto.swift:60:43:60:43 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:60:43:60:43 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:61:43:61:43 | credit_card_no | testCrypto.swift:60:43:60:43 | credit_card_no : | testCrypto.swift:61:43:61:43 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:60:43:60:43 | credit_card_no | sensitive data (private information credit_card_no) |
29-
| testCrypto.swift:61:43:61:43 | credit_card_no | testCrypto.swift:61:43:61:43 | credit_card_no | testCrypto.swift:61:43:61:43 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:61:43:61:43 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:63:44:63:44 | passwd | testCrypto.swift:56:47:56:47 | passwd : | testCrypto.swift:63:44:63:44 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:56:47:56:47 | passwd | sensitive data (credential passwd) |
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| testCrypto.swift:63:44:63:44 | passwd | testCrypto.swift:63:44:63:44 | passwd | testCrypto.swift:63:44:63:44 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:63:44:63:44 | passwd | sensitive data (credential passwd) |
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| testCrypto.swift:67:44:67:44 | credit_card_no | testCrypto.swift:60:43:60:43 | credit_card_no : | testCrypto.swift:67:44:67:44 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:60:43:60:43 | credit_card_no | sensitive data (private information credit_card_no) |
33-
| testCrypto.swift:67:44:67:44 | credit_card_no | testCrypto.swift:61:43:61:43 | credit_card_no : | testCrypto.swift:67:44:67:44 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:61:43:61:43 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:67:44:67:44 | credit_card_no | testCrypto.swift:67:44:67:44 | credit_card_no | testCrypto.swift:67:44:67:44 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:67:44:67:44 | credit_card_no | sensitive data (private information credit_card_no) |
35-
| testCrypto.swift:90:23:90:23 | passwd | testCrypto.swift:90:23:90:23 | passwd | testCrypto.swift:90:23:90:23 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:90:23:90:23 | passwd | sensitive data (credential passwd) |
36-
| testCrypto.swift:94:23:94:23 | credit_card_no | testCrypto.swift:94:23:94:23 | credit_card_no | testCrypto.swift:94:23:94:23 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:94:23:94:23 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:99:23:99:23 | passwd | testCrypto.swift:99:23:99:23 | passwd | testCrypto.swift:99:23:99:23 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:99:23:99:23 | passwd | sensitive data (credential passwd) |
38-
| testCrypto.swift:103:23:103:23 | credit_card_no | testCrypto.swift:103:23:103:23 | credit_card_no | testCrypto.swift:103:23:103:23 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:103:23:103:23 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:132:32:132:32 | passwd | testCrypto.swift:132:32:132:32 | passwd | testCrypto.swift:132:32:132:32 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:132:32:132:32 | passwd | sensitive data (credential passwd) |
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| testCrypto.swift:136:32:136:32 | credit_card_no | testCrypto.swift:136:32:136:32 | credit_card_no | testCrypto.swift:136:32:136:32 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCrypto.swift:136:32:136:32 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCrypto.swift:141:32:141:32 | passwd | testCrypto.swift:141:32:141:32 | passwd | testCrypto.swift:141:32:141:32 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:141:32:141:32 | passwd | sensitive data (credential passwd) |
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| testCrypto.swift:145:32:145:32 | credit_card_no | testCrypto.swift:145:32:145:32 | credit_card_no | testCrypto.swift:145:32:145:32 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCrypto.swift:145:32:145:32 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCryptoKit.swift:56:47:56:47 | passwd | testCryptoKit.swift:56:47:56:47 | passwd | testCryptoKit.swift:56:47:56:47 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:56:47:56:47 | passwd | sensitive data (credential passwd) |
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| testCryptoKit.swift:60:43:60:43 | credit_card_no | testCryptoKit.swift:60:43:60:43 | credit_card_no | testCryptoKit.swift:60:43:60:43 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:60:43:60:43 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCryptoKit.swift:61:43:61:43 | credit_card_no | testCryptoKit.swift:61:43:61:43 | credit_card_no | testCryptoKit.swift:61:43:61:43 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:61:43:61:43 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCryptoKit.swift:63:44:63:44 | passwd | testCryptoKit.swift:63:44:63:44 | passwd | testCryptoKit.swift:63:44:63:44 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:63:44:63:44 | passwd | sensitive data (credential passwd) |
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| testCryptoKit.swift:67:44:67:44 | credit_card_no | testCryptoKit.swift:67:44:67:44 | credit_card_no | testCryptoKit.swift:67:44:67:44 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:67:44:67:44 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCryptoKit.swift:90:23:90:23 | passwd | testCryptoKit.swift:90:23:90:23 | passwd | testCryptoKit.swift:90:23:90:23 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:90:23:90:23 | passwd | sensitive data (credential passwd) |
34+
| testCryptoKit.swift:94:23:94:23 | credit_card_no | testCryptoKit.swift:94:23:94:23 | credit_card_no | testCryptoKit.swift:94:23:94:23 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:94:23:94:23 | credit_card_no | sensitive data (private information credit_card_no) |
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| testCryptoKit.swift:99:23:99:23 | passwd | testCryptoKit.swift:99:23:99:23 | passwd | testCryptoKit.swift:99:23:99:23 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:99:23:99:23 | passwd | sensitive data (credential passwd) |
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| testCryptoKit.swift:103:23:103:23 | credit_card_no | testCryptoKit.swift:103:23:103:23 | credit_card_no | testCryptoKit.swift:103:23:103:23 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:103:23:103:23 | credit_card_no | sensitive data (private information credit_card_no) |
37+
| testCryptoKit.swift:132:32:132:32 | passwd | testCryptoKit.swift:132:32:132:32 | passwd | testCryptoKit.swift:132:32:132:32 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:132:32:132:32 | passwd | sensitive data (credential passwd) |
38+
| testCryptoKit.swift:136:32:136:32 | credit_card_no | testCryptoKit.swift:136:32:136:32 | credit_card_no | testCryptoKit.swift:136:32:136:32 | credit_card_no | Insecure hashing algorithm (MD5) depends on $@. | testCryptoKit.swift:136:32:136:32 | credit_card_no | sensitive data (private information credit_card_no) |
39+
| testCryptoKit.swift:141:32:141:32 | passwd | testCryptoKit.swift:141:32:141:32 | passwd | testCryptoKit.swift:141:32:141:32 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:141:32:141:32 | passwd | sensitive data (credential passwd) |
40+
| testCryptoKit.swift:145:32:145:32 | credit_card_no | testCryptoKit.swift:145:32:145:32 | credit_card_no | testCryptoKit.swift:145:32:145:32 | credit_card_no | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoKit.swift:145:32:145:32 | credit_card_no | sensitive data (private information credit_card_no) |
41+
| testCryptoSwift.swift:113:30:113:30 | passwdArray | testCryptoSwift.swift:113:30:113:30 | passwdArray | testCryptoSwift.swift:113:30:113:30 | passwdArray | Insecure hashing algorithm (MD5) depends on $@. | testCryptoSwift.swift:113:30:113:30 | passwdArray | sensitive data (credential passwdArray) |
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| testCryptoSwift.swift:115:31:115:31 | passwdArray | testCryptoSwift.swift:115:31:115:31 | passwdArray | testCryptoSwift.swift:115:31:115:31 | passwdArray | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoSwift.swift:115:31:115:31 | passwdArray | sensitive data (credential passwdArray) |
43+
| testCryptoSwift.swift:120:20:120:20 | passwdArray | testCryptoSwift.swift:120:20:120:20 | passwdArray | testCryptoSwift.swift:120:20:120:20 | passwdArray | Insecure hashing algorithm (MD5) depends on $@. | testCryptoSwift.swift:120:20:120:20 | passwdArray | sensitive data (credential passwdArray) |
44+
| testCryptoSwift.swift:122:21:122:21 | passwdArray | testCryptoSwift.swift:122:21:122:21 | passwdArray | testCryptoSwift.swift:122:21:122:21 | passwdArray | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoSwift.swift:122:21:122:21 | passwdArray | sensitive data (credential passwdArray) |
45+
| testCryptoSwift.swift:127:9:127:9 | passwdArray | testCryptoSwift.swift:127:9:127:9 | passwdArray | testCryptoSwift.swift:127:9:127:9 | passwdArray | Insecure hashing algorithm (MD5) depends on $@. | testCryptoSwift.swift:127:9:127:9 | passwdArray | sensitive data (credential passwdArray) |
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| testCryptoSwift.swift:129:9:129:9 | passwdArray | testCryptoSwift.swift:129:9:129:9 | passwdArray | testCryptoSwift.swift:129:9:129:9 | passwdArray | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoSwift.swift:129:9:129:9 | passwdArray | sensitive data (credential passwdArray) |
47+
| testCryptoSwift.swift:136:9:136:9 | passwdData | testCryptoSwift.swift:136:9:136:9 | passwdData | testCryptoSwift.swift:136:9:136:9 | passwdData | Insecure hashing algorithm (MD5) depends on $@. | testCryptoSwift.swift:136:9:136:9 | passwdData | sensitive data (credential passwdData) |
48+
| testCryptoSwift.swift:138:9:138:9 | passwdData | testCryptoSwift.swift:138:9:138:9 | passwdData | testCryptoSwift.swift:138:9:138:9 | passwdData | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoSwift.swift:138:9:138:9 | passwdData | sensitive data (credential passwdData) |
49+
| testCryptoSwift.swift:145:9:145:9 | passwd | testCryptoSwift.swift:145:9:145:9 | passwd | testCryptoSwift.swift:145:9:145:9 | passwd | Insecure hashing algorithm (MD5) depends on $@. | testCryptoSwift.swift:145:9:145:9 | passwd | sensitive data (credential passwd) |
50+
| testCryptoSwift.swift:147:9:147:9 | passwd | testCryptoSwift.swift:147:9:147:9 | passwd | testCryptoSwift.swift:147:9:147:9 | passwd | Insecure hashing algorithm (SHA1) depends on $@. | testCryptoSwift.swift:147:9:147:9 | passwd | sensitive data (credential passwd) |

swift/ql/test/query-tests/Security/CWE-328/testCrypto.swift renamed to swift/ql/test/query-tests/Security/CWE-328/testCryptoKit.swift

File renamed without changes.

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