CVE-2012-1324

Name of the Vulnerable Software and Affected Versions Cisco IOS versions 15.1 through 15.2

Description A race condition in the Zone-Based Firewall allows remote attackers to cause a denial of service by sending IPv6 packets when IPS policies are configured.

Recommendations For Cisco IOS versions 15.1 through 15.2, consider disabling IPS policies as a temporary workaround until a patch is available. Restrict access to the Zone-Based Firewall to minimize the risk of exploitation.