Cisco Security Advisory – Multiple vulnerabilities exist in the Cisco ASA 5500 Series Adaptive Security Appliances and Cisco PIX Security Appliances. These range from multiple denial of service issues to authentication and ACL bypass vulnerabilities.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/76440/cisco-sa-20090408-asa.txt
Source: https://packetstormsecurity.com/files/76440/Cisco-Security-Advisory-20090408-asa.html