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JS: An array of constants should be considered "filtered"

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Asger F
2025-09-10 11:02:45 +02:00
parent 602dae0592
commit 2a4d6830ec
3 changed files with 16 additions and 13 deletions
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14
javascript/ql/lib/semmle/javascript/security/dataflow/CleartextLoggingCustomizations.qll
View File

@@ -247,10 +247,24 @@ module CleartextLogging {
reduceCall.getABoundCallbackParameter(0, 1) = name
|
reduceCall.getReceiver+().(DataFlow::MethodCallNode).getMethodName() = "filter"
or
isArrayOfConstants(reduceCall.getReceiver+())
)
or
exists(StringOps::RegExpTest test | test.getStringOperand().getALocalSource() = name)
or
exists(MembershipCandidate test | test.getAMemberNode().getALocalSource() = name)
}
private predicate isArrayOfConstants(DataFlow::ArrayCreationNode array) {
forex(DataFlow::Node node |
node =
[
array.getAnElement(), array.getAPropertyWrite().getRhs(),
array.getAMethodCall("push").getArgument(0)
]
|
exists(node.getStringValue())
)
}
}

11
javascript/ql/test/query-tests/Security/CWE-312/BuildArtifactLeak.expected
View File

@@ -2,7 +2,6 @@
| build-leaks.js:4:39:6:1 | {\\n " ... leak]\\n} | build-leaks.js:5:35:5:45 | process.env | build-leaks.js:4:39:6:1 | {\\n " ... leak]\\n} | This creates a build artifact that depends on $@. | build-leaks.js:5:35:5:45 | process.env | sensitive data returned byprocess environment |
| build-leaks.js:34:26:34:57 | getEnv( ... ngified | build-leaks.js:15:24:15:34 | process.env | build-leaks.js:34:26:34:57 | getEnv( ... ngified | This creates a build artifact that depends on $@. | build-leaks.js:15:24:15:34 | process.env | sensitive data returned byprocess environment |
| build-leaks.js:41:43:41:86 | { "proc ... y(pw) } | build-leaks.js:40:14:40:60 | url.par ... assword | build-leaks.js:41:43:41:86 | { "proc ... y(pw) } | This creates a build artifact that depends on $@. | build-leaks.js:40:14:40:60 | url.par ... assword | sensitive data returned byan access to current_password |
| build-leaks.js:102:30:102:46 | getFilteredEnv4() | build-leaks.js:97:43:97:53 | process.env | build-leaks.js:102:30:102:46 | getFilteredEnv4() | This creates a build artifact that depends on $@. | build-leaks.js:97:43:97:53 | process.env | sensitive data returned byprocess environment |
edges
| build-leaks.js:5:20:5:46 | JSON.st ... ss.env) | build-leaks.js:4:39:6:1 | {\\n " ... leak]\\n} | provenance | |
| build-leaks.js:5:35:5:45 | process.env | build-leaks.js:5:20:5:46 | JSON.st ... ss.env) | provenance | |
@@ -28,11 +27,6 @@ edges
| build-leaks.js:40:14:40:60 | url.par ... assword | build-leaks.js:40:9:40:10 | pw | provenance | |
| build-leaks.js:41:67:41:84 | JSON.stringify(pw) | build-leaks.js:41:43:41:86 | { "proc ... y(pw) } | provenance | |
| build-leaks.js:41:82:41:83 | pw | build-leaks.js:41:67:41:84 | JSON.stringify(pw) | provenance | |
| build-leaks.js:95:16:99:18 | ["FOO", ... }, {}) | build-leaks.js:102:30:102:46 | getFilteredEnv4() | provenance | |
| build-leaks.js:97:17:97:19 | [post update] env | build-leaks.js:98:24:98:26 | env | provenance | |
| build-leaks.js:97:43:97:53 | process.env | build-leaks.js:97:17:97:19 | [post update] env | provenance | Config |
| build-leaks.js:98:24:98:26 | env | build-leaks.js:22:49:22:51 | env | provenance | |
| build-leaks.js:98:24:98:26 | env | build-leaks.js:95:16:99:18 | ["FOO", ... }, {}) | provenance | |
nodes
| build-leaks.js:4:39:6:1 | {\\n " ... leak]\\n} | semmle.label | {\\n " ... leak]\\n} |
| build-leaks.js:5:20:5:46 | JSON.st ... ss.env) | semmle.label | JSON.st ... ss.env) |
@@ -60,11 +54,6 @@ nodes
| build-leaks.js:41:43:41:86 | { "proc ... y(pw) } | semmle.label | { "proc ... y(pw) } |
| build-leaks.js:41:67:41:84 | JSON.stringify(pw) | semmle.label | JSON.stringify(pw) |
| build-leaks.js:41:82:41:83 | pw | semmle.label | pw |
| build-leaks.js:95:16:99:18 | ["FOO", ... }, {}) | semmle.label | ["FOO", ... }, {}) |
| build-leaks.js:97:17:97:19 | [post update] env | semmle.label | [post update] env |
| build-leaks.js:97:43:97:53 | process.env | semmle.label | process.env |
| build-leaks.js:98:24:98:26 | env | semmle.label | env |
| build-leaks.js:102:30:102:46 | getFilteredEnv4() | semmle.label | getFilteredEnv4() |
subpaths
| build-leaks.js:22:36:22:38 | raw | build-leaks.js:22:49:22:51 | env | build-leaks.js:24:20:24:22 | env | build-leaks.js:22:24:25:14 | Object. ... }, {}) |
| build-leaks.js:22:36:22:38 | raw | build-leaks.js:23:39:23:41 | raw | build-leaks.js:24:20:24:22 | env | build-leaks.js:22:24:25:14 | Object. ... }, {}) |

4
javascript/ql/test/query-tests/Security/CWE-312/build-leaks.js
View File

@@ -94,10 +94,10 @@ var server = https.createServer(function (req, res) {
function getFilteredEnv4() {
return ["FOO", "BAR", "BAZ"]
.reduce((env, key) => {
env[key] = JSON.stringify(process.env[key]); // $ SPURIOUS: Source[js/build-artifact-leak]
env[key] = JSON.stringify(process.env[key]);
return env;
}, {});
}
new webpack.DefinePlugin(getFilteredEnv4()); // $ SPURIOUS: Alert[js/build-artifact-leak]
new webpack.DefinePlugin(getFilteredEnv4());
})();