SB2023083143 - Multiple vulnerabilities in OpenShift Container Platform 4.13



SB2023083143 - Multiple vulnerabilities in OpenShift Container Platform 4.13

Published: August 31, 2023

Security Bulletin ID SB2023083143
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2021-20329)

The vulnerability allows a remote attacker to manipulate data

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can inject additional fields into marshalled documents and manipulate data in the database.


2) Incorrect authorization (CVE-ID: CVE-2023-3899)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect authorization caused by D-Bus interface com.redhat.RHSM1 that exposes a significant number of methods to all users. A local user can abuse the com.redhat.RHSM1.Config.SetAll() method to change the state of the registration and escalate privileges on the system.


Remediation

Install update from vendor's website.