SB2020121575 - Red Hat Enterprise Linux 8.2 Extended Update Support update for pacemaker
Published: December 15, 2020
Security Bulletin ID
SB2020121575
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper access control (CVE-ID: CVE-2020-25654)
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in pacemaker. A local account on the cluster and in the haclient group can use IPC communication with various daemons directly to perform certain tasks that they would be prevented by ACLs from doing if they went through the configuration.
Remediation
Install update from vendor's website.