Improper Input Validation Affecting pcs package, versions <0:0.9.162-5.el7_5.1


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.4% (74th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Input Validation vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS7-PCS-2101181
  • published26 Jul 2021
  • disclosed9 Apr 2018

Introduced: 9 Apr 2018

CVE-2018-1086  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:7 pcs to version 0:0.9.162-5.el7_5.1 or higher.

NVD Description

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

pcs before versions 0.9.164 and 0.10 is vulnerable to a debug parameter removal bypass. REST interface of the pcsd service did not properly remove the pcs debug argument from the /run_pcs query, possibly disclosing sensitive information. A remote attacker with a valid token could use this flaw to elevate their privilege.