WatchGuard Firewall XTM version 11.7.4u1 suffers from a remote buffer overflow vulnerability in the handling of the sessionid cookie. This is the Metasploit module version of the exploit…. WatchGuard Firewall XTM version 11.7.4u1 suffers from a remote buffer overflow vulnerability in the handling of the sessionid cookie. This is the Metasploit module version of the exploit.

Read more http://packetstormsecurity.com/files/123813/watchguard_xtm_get_cookie.rb.txt