Cisco Security Advisory – Multiple vulnerabilities have been found in Cisco PIX 500 Series Security Appliances and the Cisco ASA 5500 Series Adaptive Security Appliances. They affect enhanced inspection of Malformed Hypertext Transfer Protocol (HTTP) traffic, inspection of malformed Session Initiation Protocol (SIP) packets, inspection of a stream of malformed Transmission Control Protocol (TCP) packets, and privilege escalation.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/54434/cisco-sa-20070214-pix.txt
Source: https://packetstormsecurity.com/files/54434/Cisco-Security-Advisory-20070214-pix.html