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Cisco Bug: CSCvv08089 - ENH FMC feed list subnet validation

Last Modified

Aug 26, 2020

Products (1)

  • Sourcefire Defense Center

Known Affected Releases

6.2.3 6.3.0 6.3.0.1

Description (partial)

Symptom:
Feed list that are uploaded to the Security Intelligence Policies are allowing miss spelled subnet mask that can be deployed on the Sensors and it was confirmed on the Lab that this can cause an outage if the subnets can be wide like 10.0.0.0/3 instead of 10.0.0.0/23

Conditions:
FMC with Feed list uploaded file or subscribed.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
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