Denial of Service in Cisco Adaptive Security Appliances and Firewall Services Module

CVE-2011-3303

Summary

Cisco Adaptive Security Appliances (ASA) and Firewall Services Module (FWSM) are susceptible to a denial of service vulnerability that can be triggered by malformed Inter-Controller Link (ILS) traffic. This vulnerability may result in device reloads, potentially impacting availability and security. Multiple software versions, including several iterations of Cisco ASA and FWSM, are affected. Users are encouraged to update their devices to mitigate this risk. For further details, consult the Cisco advisory and related resources.

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