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artem-smotrakov/TimingAttackAgainstSignature.ql

Created August 15, 2021 14:25
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CodeQL query for detecting timing attacks in Java code
Raw
TimingAttackAgainstSignature.ql
from DataFlow::PathNode source, DataFlow::PathNode sink, NonConstantTimeCryptoComparisonConfig conf
where
conf.hasFlowPath(source, sink) and
(
source.getNode().(CryptoOperationSource).includesUserInput() and
sink.getNode().(NonConstantTimeComparisonSink).includesUserInput()
)
select sink.getNode(), source, sink, "Timing attack against $@ validation.", source,
source.getNode().(CryptoOperationSource).getCall().getResultType()
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