CVE-2013-4394

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."

Category

5.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory gentoo.org Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201612-34 third party advisory vendor advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357 third party advisory issue tracking
https://bugzilla.redhat.com/show_bug.cgi?id=862324 patch third party advisory issue tracking
http://www.debian.org/security/2013/dsa-2777 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2013/10/01/9 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2013-4394?
CVE-2013-4394 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4394?
To fix CVE-2013-4394, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-4394 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-4394 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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