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Cisco Bug: CSCsz95342 - Sensors may track the direction tcp streams improperly

Last Modified

May 20, 2010

Products (1)

  • Cisco IPS 4200 Series Sensors

Known Affected Releases

6.0(6)N 7.0(1)B

Description (partial)

Symptom:
Signatures for tcp traffic may occasionally false positive or negative by firing on traffic that is flowing in the incorrect direction. For example a "to service" signature may fire on "from service" traffic.

Conditions:
After coming out of bypass mode the sensor may occasionally identify the direction of tcp traffic incorrectly.
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