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Cisco Bug: CSCvt16054 - WEBAUTH: on reaching 255aces/port, new incoming http connections are allowed without auth

Last Modified

Apr 23, 2020

Products (1)

  • Cisco Catalyst 3900 Software

Known Affected Releases

17.2.1

Description (partial)

alternate set of policy configs are provided as workaround

Symptom:
After dacl/port are exhausted, new sessions are allowed unauthenticated.

Conditions:
webauth with DACL download. 
When the number of DACLs downlaoded on the port exceeds 255, for newer webauth sessions the preauth Acl is not programmed. 
As a result the traffic for new mac is allowed without authentication.
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