Secunia Security Advisory – Greg Sinclair has reported a vulnerability and a security issue in Barracuda Spam Firewall, which can be exploited by malicious people to bypass certain security restrictions and disclose various information.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/48752/sa21258.txt
Source: https://packetstormsecurity.com/files/48752/Secunia-Security-Advisory-21258.html

