Cisco Security Advisory – The Cisco Wide Area Application Services (WAAS) software contains a denial of service (DoS) vulnerability that may cause some devices that run WAAS software (WAE appliance and NM-WAE-502 module) to stop processing all types of traffic, including data traffic and management traffic.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/57845/cisco-sa-20070718-waas.txt
Source: https://packetstormsecurity.com/files/57845/Cisco-Security-Advisory-20070718-waas.html