Cisco Security Advisory: Cisco ASA 1000V Cloud Firewall H.323 Inspection Denial of Service Vulnerability Advisory ID: cisco-sa-20130116-asa1000v Revision 1.0 For Public Release 2013 January 16 16:00 UTC (GMT) +-------------------------------------------------------------------- Summary ======= A vulnerability in Cisco Adaptive Security Appliance (ASA) Software for the Cisco ASA 1000V Cloud Firewall may cause the Cisco ASA 1000V to reload after processing a malformed H.323 message. Cisco ASA 1000V Cloud Firewall is affected when H.323 inspection is enabled. Cisco has released free software updates that address this vulnerability. This advisory is posted at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130116-asa1000v Note: Only Cisco ASA Software for the Cisco ASA 1000V Cloud Firewall is affected by the vulnerability described in this advisory. Cisco ASA 5500 Series Adaptive Security Appliances, Cisco Catalyst 6500 Series ASA Services Module or Cisco Catalyst 6500 Series Firewall Services Module (FWSM) are not affected by this vulnerability.