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CVE-2011-1784 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281	CVE
http://lists.debian.org/debian-security/2011/05/msg00012.html	CVE
http://lists.debian.org/debian-security/2011/05/msg00013.html	CVE
http://lists.debian.org/debian-security/2011/05/msg00018.html	CVE
http://openwall.com/lists/oss-security/2011/05/10/5	CVE
http://openwall.com/lists/oss-security/2011/05/16/7	CVE
https://bugzilla.redhat.com/show_bug.cgi?id=704039	CVE
http://secunia.com/advisories/44460	CVE	Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/67477	CVE
http://www.osvdb.org/72380	CVE
http://www.securityfocus.com/bid/47859	CVE
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281	[email protected]
http://lists.debian.org/debian-security/2011/05/msg00012.html	[email protected]
http://lists.debian.org/debian-security/2011/05/msg00013.html	[email protected]
http://lists.debian.org/debian-security/2011/05/msg00018.html	[email protected]
http://openwall.com/lists/oss-security/2011/05/10/5	[email protected]
http://openwall.com/lists/oss-security/2011/05/16/7	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=704039	[email protected]
http://secunia.com/advisories/44460	[email protected]	Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/67477	[email protected]
http://www.osvdb.org/72380	[email protected]
http://www.securityfocus.com/bid/47859	[email protected]

see all 22 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-264	Permissions, Privileges, and Access Controls	[email protected]

Affected Products

Product	Versions
keepalived keepalived	<= 1.2.2 0.2.1 0.2.3 0.2.6 0.2.7
CPE cpe:2.3:a:keepalived:keepalived:::::::: 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:::::::* cpe:2.3:a:keepalived:keepalived:0.5.7:::::::* cpe:2.3:a:keepalived:keepalived:0.5.8:::::::* cpe:2.3:a:keepalived:keepalived:0.5.9:::::::* cpe:2.3:a:keepalived:keepalived:0.6.1:::::::* cpe:2.3:a:keepalived:keepalived:0.6.2:::::::* cpe:2.3:a:keepalived:keepalived:0.6.3:::::::* cpe:2.3:a:keepalived:keepalived:0.6.4:::::::* cpe:2.3:a:keepalived:keepalived:0.6.5:::::::* cpe:2.3:a:keepalived:keepalived:0.6.6:::::::* cpe:2.3:a:keepalived:keepalived:0.6.7:::::::* cpe:2.3:a:keepalived:keepalived:0.6.8:::::::* cpe:2.3:a:keepalived:keepalived:0.6.9:::::::* cpe:2.3:a:keepalived:keepalived:0.6.10:::::::* cpe:2.3:a:keepalived:keepalived:0.7.1:::::::* cpe:2.3:a:keepalived:keepalived:0.7.6:::::::* cpe:2.3:a:keepalived:keepalived:1.0.0:::::::* cpe:2.3:a:keepalived:keepalived:1.0.1:::::::* cpe:2.3:a:keepalived:keepalived:1.0.2:::::::* cpe:2.3:a:keepalived:keepalived:1.0.3:::::::* cpe:2.3:a:keepalived:keepalived:1.1.0:::::::* cpe:2.3:a:keepalived:keepalived:1.1.1:::::::* cpe:2.3:a:keepalived:keepalived:1.1.2:::::::* cpe:2.3:a:keepalived:keepalived:1.1.3:::::::* cpe:2.3:a:keepalived:keepalived:1.1.4:::::::* cpe:2.3:a:keepalived:keepalived:1.1.5:::::::* cpe:2.3:a:keepalived:keepalived:1.1.6:::::::* cpe:2.3:a:keepalived:keepalived:1.1.7:::::::* cpe:2.3:a:keepalived:keepalived:1.1.8:::::::* cpe:2.3:a:keepalived:keepalived:1.1.9:::::::* cpe:2.3:a:keepalived:keepalived:1.1.10:::::::* cpe:2.3:a:keepalived:keepalived:1.1.11:::::::* cpe:2.3:a:keepalived:keepalived:1.1.12:::::::* cpe:2.3:a:keepalived:keepalived:1.1.13:::::::* cpe:2.3:a:keepalived:keepalived:1.1.14:::::::* cpe:2.3:a:keepalived:keepalived:1.1.15:::::::* cpe:2.3:a:keepalived:keepalived:1.1.16:::::::* cpe:2.3:a:keepalived:keepalived:1.1.17:::::::* cpe:2.3:a:keepalived:keepalived:1.1.18:::::::* cpe:2.3:a:keepalived:keepalived:1.1.19:::::::* cpe:2.3:a:keepalived:keepalived:1.1.20:::::::* cpe:2.3:a:keepalived:keepalived:1.2.0:::::::* cpe:2.3:a:keepalived:keepalived:1.2.1:::::::* Remediation No remediation found in references.

Product

Versions

keepalived keepalived

<= 1.2.2

0.2.1

0.2.3

0.2.6

0.2.7

CPE

cpe:2.3:a:keepalived:keepalived:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.7:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.8:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.5.9:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.2:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.5:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.6:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.7:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.8:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.9:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.6.10:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:0.7.6:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.6:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.8:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.9:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.10:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.11:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.12:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.13:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.14:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.15:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.16:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.17:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.18:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.19:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.1.20:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:keepalived:keepalived:1.2.1:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Aug 17, 2017	CVE Modified	[email protected]
May 23, 2011	Initial Analysis	[email protected]