CVE-2016-10156

systemd: systemd creates world-writable suid files allowing root privilege escalation

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Severity

Important

Red Hat Product Security

7.8

CVSS 3.0

Review impact separately from score.

Published · January 24, 2017

Updated · May 13, 2026

Description

A flaw in systemd v228 in /src/basic/fs-util.c caused world writable suid files to be created when using the systemd timers features, allowing local attackers to escalate their privileges to root. This is fixed in v229.

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 3.0 · 7.8
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-732 · Incorrect Permission Assignment for Critical Resource