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26 lines
855 B
Plaintext
26 lines
855 B
Plaintext
import javascript
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class CommandLineFileNameConfiguration extends TaintTracking::Configuration {
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CommandLineFileNameConfiguration() { this = "CommandLineFileNameConfiguration" }
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override predicate isSource(DataFlow::Node source) {
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DataFlow::globalVarRef("process").getAPropertyRead("argv").getAPropertyRead() = source
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}
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override predicate isSink(DataFlow::Node sink) {
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DataFlow::moduleMember("fs", "readFile").getACall().getArgument(0) = sink
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}
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override predicate isAdditionalTaintStep(DataFlow::Node pred, DataFlow::Node succ) {
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exists(DataFlow::CallNode c |
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c = DataFlow::moduleImport("resolve-symlinks").getACall() and
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pred = c.getArgument(0) and
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succ = c
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)
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}
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}
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from CommandLineFileNameConfiguration cfg, DataFlow::Node source, DataFlow::Node sink
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where cfg.hasFlow(source, sink)
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select source, sink
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