Secunia Security Advisory – A vulnerability has been reported in Cisco VPN 3000 Concentrator, which can be exploited by malicious people to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/43446/sa18629.txt
Source: https://packetstormsecurity.com/files/43446/Secunia-Security-Advisory-18629.html