Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2011-1784

Severity CVSS v4.0:
Pending analysis
Type:
CWE-264 Permissions, Privileges, and Access Control
Publication date:
20/05/2011
Last modified:
11/04/2025

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.

Impact

Vector 2.0
AV:L/AC:L/Au:N/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 3.60 LOW
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
3.60
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:keepalived:keepalived:*:*:*:*:*:*:*:* 1.2.2 (including)
cpe:2.3:a:keepalived:keepalived:0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.2.3:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.2.6:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.2.7:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.3.5:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.3.6:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.3.7:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.3.8:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.4.8:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.4.9:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.4.9a:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.3:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.5:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.6:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools