CVE-2013-4392

systemd: TOCTOU race condition when updating file permissions and SELinux security contexts

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Severity

Moderate

Red Hat Product Security

3.3

CVSS 2.0

Review impact separately from score.

Published · September 23, 2013

Updated · November 21, 2025

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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 3.3
AV:L/AC:M/Au:N/C:P/I:P/A:N

CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition