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Update TimingAttackAgainstHash.ql

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This commit is contained in:
Ahmed Farid
2022-07-26 16:44:08 +01:00
committed by GitHub
parent 32d380828d
commit bdf94ceeee
1 changed files with 3 additions and 3 deletions
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6
python/ql/src/experimental/Security/CWE-208/TimingAttackAgainstHash.ql
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@@ -25,12 +25,12 @@ import DataFlow::PathGraph
class TimingAttackAgainsthash extends TaintTracking::Configuration {
TimingAttackAgainsthash() { this = "TimingAttackAgainsthash" }
override predicate isSource(DataFlow::Node source) { source instanceof UserInputMsgConfig }
override predicate isSource(DataFlow::Node source) { source instanceof ProduceHashCall }
override predicate isSink(DataFlow::Node sink) { sink instanceof UserInputInComparisonConfig }
override predicate isSink(DataFlow::Node sink) { sink instanceof NonConstantTimeComparisonSink }
}
from TimingAttackAgainsthash config, DataFlow::PathNode source, DataFlow::PathNode sink
where config.hasFlowPath(source, sink)
where config.hasFlowPath(source, sink) and sink.getNode().(NonConstantTimeComparisonSink).includesUserInput()
select sink.getNode(), source, sink, "Timing attack against $@ validation.", source,
source.getNode()