CVE-2011-1784

Published: May 20, 2011Modified: Apr 29, 2026

3.6

Vector

AV:L/AC:L/Au:N/C:N/I:P/A:P

Exploitability: 3.9 / Impact: 4.9

Source: NVD

Description

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.

Affected (57)

Products: Keepalived: Keepalived

Keepalived

1 product

Keepalived

Configuration A

57 vulnerable

Vulnerable Software	Affected Versions
Keepalived Keepalived	Up to 1.2.2
Keepalived Keepalived	Version 0.2.1
Keepalived Keepalived	Version 0.2.3
Keepalived Keepalived	Version 0.2.6
Keepalived Keepalived	Version 0.2.7
Keepalived Keepalived	Version 0.3.5
Keepalived Keepalived	Version 0.3.6
Keepalived Keepalived	Version 0.3.7
Keepalived Keepalived	Version 0.3.8
Keepalived Keepalived	Version 0.4.8
Keepalived Keepalived	Version 0.4.9
Keepalived Keepalived	Version 0.4.9a
Keepalived Keepalived	Version 0.5.3
Keepalived Keepalived	Version 0.5.5
Keepalived Keepalived	Version 0.5.6
Keepalived Keepalived	Version 0.5.7
Keepalived Keepalived	Version 0.5.8
Keepalived Keepalived	Version 0.5.9
Keepalived Keepalived	Version 0.6.10
Keepalived Keepalived	Version 0.6.1
Keepalived Keepalived	Version 0.6.2
Keepalived Keepalived	Version 0.6.3
Keepalived Keepalived	Version 0.6.4
Keepalived Keepalived	Version 0.6.5
Keepalived Keepalived	Version 0.6.6
Keepalived Keepalived	Version 0.6.7
Keepalived Keepalived	Version 0.6.8
Keepalived Keepalived	Version 0.6.9
Keepalived Keepalived	Version 0.7.1
Keepalived Keepalived	Version 0.7.6
Keepalived Keepalived	Version 1.0.0
Keepalived Keepalived	Version 1.0.1
Keepalived Keepalived	Version 1.0.2
Keepalived Keepalived	Version 1.0.3
Keepalived Keepalived	Version 1.1.0
Keepalived Keepalived	Version 1.1.10
Keepalived Keepalived	Version 1.1.11
Keepalived Keepalived	Version 1.1.12
Keepalived Keepalived	Version 1.1.13
Keepalived Keepalived	Version 1.1.14
Keepalived Keepalived	Version 1.1.15
Keepalived Keepalived	Version 1.1.16
Keepalived Keepalived	Version 1.1.17
Keepalived Keepalived	Version 1.1.18
Keepalived Keepalived	Version 1.1.19
Keepalived Keepalived	Version 1.1.1
Keepalived Keepalived	Version 1.1.20
Keepalived Keepalived	Version 1.1.2
Keepalived Keepalived	Version 1.1.3
Keepalived Keepalived	Version 1.1.4
Keepalived Keepalived	Version 1.1.5
Keepalived Keepalived	Version 1.1.6
Keepalived Keepalived	Version 1.1.7
Keepalived Keepalived	Version 1.1.8
Keepalived Keepalived	Version 1.1.9
Keepalived Keepalived	Version 1.2.0
Keepalived Keepalived	Version 1.2.1