The Fortishield.sys driver in Fortinet FortiClient before 5.2.4 allows local users to execute arbitrary code with kernel privileges by setting the callback function in a (1) 0x220024 or (2) 0x220028 ioctl call.
fortiguard.com/advisory/mulitple-vulnerabilities-in-forticlient
packetstormsecurity.com/files/133398/FortiClient-Antivirus-Information-Exposure-Access-Control.html
seclists.org/fulldisclosure/2015/Sep/0
www.coresecurity.com/advisories/forticlient-antivirus-multiple-vulnerabilities
www.fortiguard.com/advisory/mulitple-vulnerabilities-in-forticlient
www.securityfocus.com/archive/1/536369/100/0/threaded
www.securitytracker.com/id/1033439
www.exploit-db.com/exploits/41721/
www.exploit-db.com/exploits/41722/
www.exploit-db.com/exploits/45149/