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26 lines
799 B
Plaintext
26 lines
799 B
Plaintext
import javascript
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module CommandLineFileNameConfig implements DataFlow::ConfigSig {
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predicate isSource(DataFlow::Node source) {
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DataFlow::globalVarRef("process").getAPropertyRead("argv").getAPropertyRead() = source
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}
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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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predicate isAdditionalFlowStep(DataFlow::Node node1, DataFlow::Node node2) {
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exists(DataFlow::CallNode c |
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c = DataFlow::moduleImport("resolve-symlinks").getACall() and
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node1 = c.getArgument(0) and
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node2 = c
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)
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}
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}
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module CommandLineFileNameFlow = TaintTracking::Global<CommandLineFileNameConfig>;
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from DataFlow::Node source, DataFlow::Node sink
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where CommandLineFileNameFlow::flow(source, sink)
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select source, sink
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