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JS: Port tutorial query5

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Asger F
2024-11-28 12:02:15 +01:00
parent 02c5e49de8
commit 103a6ea8a6
1 changed files with 7 additions and 7 deletions
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14
javascript/ql/test/tutorials/Analyzing data flow in JavaScript/Global data flow/query5.ql
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@@ -10,18 +10,18 @@ class StepThroughResolveSymlinks extends TaintTracking::SharedTaintStep {
}
}
class CommandLineFileNameConfiguration extends TaintTracking::Configuration {
CommandLineFileNameConfiguration() { this = "CommandLineFileNameConfiguration" }
override predicate isSource(DataFlow::Node source) {
module CommandLineFileNameConfig implements DataFlow::ConfigSig {
predicate isSource(DataFlow::Node source) {
DataFlow::globalVarRef("process").getAPropertyRead("argv").getAPropertyRead() = source
}
override predicate isSink(DataFlow::Node sink) {
predicate isSink(DataFlow::Node sink) {
DataFlow::moduleMember("fs", "readFile").getACall().getArgument(0) = sink
}
}
from CommandLineFileNameConfiguration cfg, DataFlow::Node source, DataFlow::Node sink
where cfg.hasFlow(source, sink)
module CommandLineFileNameFlow = TaintTracking::Global<CommandLineFileNameConfig>;
from DataFlow::Node source, DataFlow::Node sink
where CommandLineFileNameFlow::flow(source, sink)
select source, sink