APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Apcupsd | Apc | 3.7.2 (including) | 3.7.2 (including) |