SB2012070904 - Gentoo update for Keepalived
Published: July 9, 2012 Updated: September 25, 2016
Security Bulletin ID
SB2012070904
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2011-1784)
The vulnerability allows a remote non-authenticated attacker to manipulate or delete data.
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.
Remediation
Install update from vendor's website.