CVE-2013-4394

mediumpriority · track · 24OT risk · elevatedEPSS 0.003 · 27 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.33% (27th) EPSS

CVSS 5.9 · medium

Is it mine?

3 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

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."

cvss

Technical severity, 0–10. One row per scoring source.

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05.9mediumAV:L/AC:H/Au:N/C:C/I:C/A:Pprimary · NVD / NIST USexploitability 1.9 · impact 9.5

v2.05mediumAV:L/AC:H/Au:N/C:C/I:C/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-276USprimary

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
debian debian linux= 7.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
systemd project systemd< 194nvdUScpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2013-10-28modified 2026-06-16

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+2181 more

references (15)

External citations — patches, advisories, analysis.

scry

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