WinAbility Folder Guard 4.11 allows local users to gain unauthorized access to certain capabilities of the application by renaming or moving the password file (FGuard.FGP), which disables the password requirement.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24725
http://www.securityfocus.com/archive/1/424905/100/0/threaded
http://www.securityfocus.com/archive/1/424855/100/0/threaded