Improper Authentication Affecting pacemaker-libs package, versions <0:1.1.19-8.el7_6.5


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL7-PACEMAKERLIBS-4886397
  • published26 Jul 2021
  • disclosed17 Apr 2019

Introduced: 17 Apr 2019

CVE-2018-16877  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade RHEL:7 pacemaker-libs to version 0:1.1.19-8.el7_6.5 or higher.
This issue was patched in RHSA-2019:1278.

NVD Description

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

A flaw was found in the way pacemaker's client-server authentication was implemented in versions up to and including 2.0.0. A local attacker could use this flaw, and combine it with other IPC weaknesses, to achieve local privilege escalation.

CVSS Scores

version 3.1