RHSA-2018:1060 — Security Advisory
Red Hat Security Advisory: pcs security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · April 11, 2018
Updated · June 30, 2026
Topic
An update for pcs is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.
Security Fix(es):
-
pcs: Privilege escalation via authorized user malicious REST call (CVE-2018-1079)
-
pcs: Debug parameter removal bypass, allowing information disclosure (CVE-2018-1086)
-
rack-protection: Timing attack in authenticity_token.rb (CVE-2018-1000119)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
The CVE-2018-1079 issue was discovered by Ondrej Mular (Red Hat) and the CVE-2018-1086 issue was discovered by Cedric Buissart (Red Hat).