SQL injection vulnerability in nukesentinel.php in NukeSentinel 2.5.05, and possibly earlier, allows remote attackers to execute arbitrary SQL commands via the Client-IP HTTP header, aka the "File Disclosure Exploit."
https://www.exploit-db.com/exploits/3338
http://www.securityfocus.com/archive/1/460599/100/0/threaded
http://securityreason.com/securityalert/2341