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Cisco Bug: CSCvs88186 - Using same variable names between byte_extract and byte_math accross SIDs breaks snort validation

Last Modified

Aug 24, 2020

Products (1)

  • Cisco Firepower Management Center

Known Affected Releases

2.9.14.0 2.9.14.2 2.9.14.3 2.9.14.4 2.9.14.5 2.9.14.6 2.9.14.7 2.9.14.8 2.9.15 2.9.15.1 2.9.15.2

Description (partial)

Symptom:
Policy Deployment fails in snort validation phase.

Conditions:
Have an IPS rule using with a byte_extract option using the same variable name as another IPS rule with a byte_math option.
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