CVE-2011-3297

Name of the Vulnerable Software and Affected Versions Cisco Firewall Services Module (aka FWSM) versions 3.1 through 3.1(20) Cisco Firewall Services Module (aka FWSM) versions 3.2 through 3.2(21) Cisco Firewall Services Module (aka FWSM) versions 4.0 through 4.0(15) Cisco Firewall Services Module (aka FWSM) versions 4.1 through 4.1(6)

Description The issue allows remote attackers to cause a denial of service by making many authentication requests for network access when certain authentication configurations are used. This can result in a module crash.

Recommendations For versions 3.1 through 3.1(20), update to version 3.1(21) or later. For versions 3.2 through 3.2(21), update to version 3.2(22) or later. For versions 4.0 through 4.0(15), update to version 4.0(16) or later. For versions 4.1 through 4.1(6), update to version 4.1(7) or later.