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Cisco: Multiple Vulnerabilities; ASA 5500, Catalyst 6500

Cisco ASA 5500 Series Adaptive Security Appliances (ASA) and Cisco Catalyst 6500 Series ASA Services Module (ASASM) are affected by the following vulnerabilities:

  • Cisco ASA UDP Inspection Engine Denial of Service Vulnerability
  • Cisco ASA Threat Detection Denial of Service Vulnerability
  • Cisco ASA Syslog Message 305006 Denial of Service Vulnerability
  • Protocol Independent Multicast Denial of Service Vulnerability

These vulnerabilities are independent of each other; a release that is affected by one of the vulnerabilities may not be affected by the others.English: A candidate icon for Portal:Computer ...

Cisco has released free software updates that address these vulnerabilities. Workarounds are available to mitigate some of the vulnerabilities. This advisory is available at the following link:

Note: The Cisco Catalyst 6500 Series Firewall Services Module (FWSM) may be affected by some of the vulnerabilities above.
A separate Cisco Security Advisory has been published to disclose the vulnerabilities that affect the Cisco FWSM. This advisory is available at:


One response

  1. Pingback: Cisco Security Advisory: Cisco IOS Software RSVP Denial of Service Vulnerability « – NSIT

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