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CVE-2011-4029

Published: Jul 3, 2012Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-362
1.9LOW
NVD MITRE
EPSS Score
0.6%
Top 54.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:MAu:NC:PI:NA:N
Exploitability
AV:LAccess Vector
Local
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-362

Affected Products

x.org
oss-project·US
x serverOn-prem
Operating Systems / unix-bsd
X.Org Foundation
oss-project·USaka xorg-server, libx11, xlib
X Window SystemOn-premOS
Operating Systems / unix-bsd
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

http://cgit.freedesktop.org/xorg/xserver/commit/?id=b67581cf825940fdf52bf2e0af4330e695d724a4
cgit.freedesktop.org
http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
lists.freedesktop.org
http://rhn.redhat.com/errata/RHSA-2012-0939.html
rhn.redhat.com
and 4 more references View all →

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