CVE-2013-4392

Severity: low (CVSS 3.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-10-28 · updated 2026-06-16
Weakness: CWE-59

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.

Affected products

systemd: before 239 — fixed in 239

How to fix

Upgrade to a fixed version: systemd 239. Check the vendor advisory for mitigations.

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357
http://www.openwall.com/lists/oss-security/2013/10/01/9
https://bugzilla.redhat.com/show_bug.cgi?id=859060
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=725357
http://www.openwall.com/lists/oss-security/2013/10/01/9
https://bugzilla.redhat.com/show_bug.cgi?id=859060

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