Fortinet FortiAuthenticator 3.0.0 allows local users to bypass intended restrictions and gain privileges by creating /tmp/privexec/dbgcore_enable_shell_access and executing the "shell" command.
https://exchange.xforce.ibmcloud.com/vulnerabilities/100559
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-1593
http://www.securityfocus.com/bid/72378
http://packetstormsecurity.com/files/130156/Fortinet-FortiAuthenticator-XSS-Disclosure-Bypass.html