CVE-2013-4394

Medium

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."

SeverityMedium

CVSS5.9

Exploit probability—

Product

Systemd

PublishedOct 28, 2013

First seenOct 28, 2013

How to fix

Update

systemd_project systemd194 or later

Vendor advisories

security.gentoo.org/glsa/201612-34

Affected products

Product	Affected versions	Fixed in
systemd_project systemd	v < 194	194
debian debian_linux	7.0	—

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