Cisco Security Advisory – The Cisco Secure Services Client (CSSC) is a software client that enables customers to deploy a single authentication framework using the 802.1X authentication standard across multiple device types to access both wired and wireless networks. A lightweight version of the CSSC client is also a component of the Cisco Trust Agent (CTA) within the Cisco Network Admission Control (NAC) Framework solution. These products are affected by multiple vulnerabilities including privilege escalations and information disclosure.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/54620/cisco-sa-20070221-supplicant.txt
Source: https://packetstormsecurity.com/files/54620/Cisco-Security-Advisory-20070221-supplicant.html