CVE-2013-4394

systemd: Improper sanitization of invalid XKB layouts descriptions (privilege escalation when custom PolicyKit local authority file used)

Published Oct 28, 2013 CVSS 2.0 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
The SetX11Keyboard function in systemd, when PolicyKit Local Authority (PKLA) is used to change the group permissions on the X Keyboard Extension (XKB) layouts description, allows local users in the group to modify the Xorg X11 Server configuration file and possibly gain privileges via vectors involving "special and control characters."

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2777-1 systemd security update
EUVD EUVD EUVD-2013-4273 The SetX11Keyboard function in systemd, when PolicyKit Local Authority (PKLA) is used to change the group permissions on the X Keyboard Extension (XKB) layouts description, allows local users in the group to modify the Xorg X11 Server configuration file and possibly gain privileges via vectors involving "special and control characters."
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 4:45 PM
Reserved
Jun 12, 2013, 12:00 AM
Status
Modified
Published
Oct 28, 2013, 10:55 PM
Modified
Jun 16, 2026, 11:57 PM
Severity
Moderate
Public date
Sep 23, 2013, 12:00 AM