CVE-2013-4392

Name: CVE-2013-4392
Creator: NVD / NIST
Published: 2013-10-28T22:55:03.773+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5/10EPSS 0.47%

Last modified Jun 16, 2026

CVE-2013-4392 is a medium-severity vulnerability rated 5/10 on the CVSS scale. systemd, when updating file permissions, allows local users to change the permissions and SELinux security contexts for arbitrary files via a symlink attack on unspecified files.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

systemd, when updating file permissions, allows local users to change the permissions and SELinux security contexts for arbitrary files via a symlink attack on unspecified files.

Metrics

CVSS 3.1

5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

EPSS Probability

0.47%

37.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Systemd Project	Systemd	< 239

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357Issue Tracking, Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/10/01/9Mailing List, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=859060Issue Tracking, Third Party Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357Issue Tracking, Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/10/01/9Mailing List, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=859060Issue Tracking, Third Party Advisory

Timeline

Published: Oct 28, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-4392?

systemd, when updating file permissions, allows local users to change the permissions and SELinux security contexts for arbitrary files via a symlink attack on unspecified files.

How severe is CVE-2013-4392?

CVE-2013-4392 has a CVSS score of 5/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2013-4392?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-4392?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST