Improper Input Validation Affecting systemd-libs package, versions <0:219-67.el7


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.33% (72nd percentile)

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  • Snyk IDSNYK-CENTOS7-SYSTEMDLIBS-2143548
  • published26 Jul 2021
  • disclosed26 Oct 2018

Introduced: 26 Oct 2018

CVE-2018-15686  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:7 systemd-libs to version 0:219-67.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream systemd-libs package and not the systemd-libs package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and including 239.

CVSS Scores

version 3.1