Improper Authentication Affecting pacemaker-cts package, versions <0:1.1.20-5.amzn2.0.2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.38% (30th percentile)

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  • Snyk IDSNYK-AMZN2-PACEMAKERCTS-1673172
  • published27 Sept 2021
  • disclosed18 Apr 2019

Introduced: 18 Apr 2019

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

How to fix?

Upgrade Amazon-Linux:2 pacemaker-cts to version 0:1.1.20-5.amzn2.0.2 or higher.
This issue was patched in ALAS2-2019-1275.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pacemaker-cts package and not the pacemaker-cts package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 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 Base Scores

version 3.1