Home/CVE/The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of ar
CVE

CVE-2011-4028

The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of ar

The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled differently if the file exists.

LOW · CVSS 1.2 EPSS 0.001
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
▤

Affected Products & Versions

2
x.org x server<= 1.11.1
x.org x serverall versions
▣

Scoring & Timeline

1.2
LOW · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:H/Au:N/C:P/I:N/A:N
Published to NVD03 Jul 2012 · 07:55 PM
⚑

Vendor Advisories

3
usnUSN-1232-1
rhsaRHSA-2012:0939Low
rhsaRHSA-2012:0303Low
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://cgit.freedesktop.org/xorg/xserver/commit/?id=6ba44b91e37622ef8c146d8f2ac92d708a18ed34
http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
http://rhn.redhat.com/errata/RHSA-2012-0939.html
http://secunia.com/advisories/46460Vendor Advisory
http://secunia.com/advisories/49579Vendor Advisory
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