The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.
CVSS Details
- CVSS 3.1 Base Score: 4.4
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade keepalived | Jul 30, 2024 | May 20, 2011 |
| Gentoo Linux | — | Upgrade sys-cluster/keepalived. | Oct 30, 2017 | May 20, 2011 |
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