IPCop (aka IPCop Firewall) before 1.4.10 has world-readable permissions for the backup.key file, which might allow local users to overwrite system configuration files and gain privileges by creating a malicious encrypted backup archive owned by "nobody", then executing ipcoprscfg to restore from this backup.
- http://sourceforge.net/tracker/index.php?func=detail&aid=1344032&group_id=40604&atid=428516
No PoCs found on GitHub currently.