Is CVE-2013-4394 being actively exploited?

CVE-2013-4394 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-4394?

CVE-2013-4394 has a CVSS 2.0 base score of 5.9 (MEDIUM).

CVE-2013-4394

MEDIUM · CVSS 5.9EPSS 0.3%EU EUVD

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."

Key facts

CVSS score: 5.9 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:H/Au:N/C:C/I:C/A:P
Weakness (CWE): CWE-276
EPSS score: 0.3% (27th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-4273)
Published: October 28, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4273 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

debian / debian linux
systemd project / systemd

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357(Issue Tracking, Third Party Advisory)
http://www.debian.org/security/2013/dsa-2777(Third Party Advisory)
http://www.openwall.com/lists/oss-security/2013/10/01/9(Mailing List, Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=862324(Issue Tracking, Patch, Third Party Advisory)
https://security.gentoo.org/glsa/201612-34(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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