Security Bulletin: A security vulnerability in log4j v1.2 affects IBM Cloud Pak for Multicloud Management Infrastructure Management Appliance

Summary

A security vulnerability in log4j v1.2 affects IBM Cloud Pak for Multicloud Management Infrastructure Management Appliance. The fix removes Apache Log4j.

Vulnerability Details

CVEID:CVE-2021-4104
**DESCRIPTION:**Apache Log4j could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data when the attacker has write access to the Log4j configuration. If the deployed application is configured to use JMSAppender, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215048 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

Upgrade to IBM Cloud Pak for Multicloud Management 2.3.x Fix Pack 5 by following the instructions at <https://www.ibm.com/docs/en/cloud-paks/cp-management/2.3.x?topic=upgrades-upgrade-infrastructure-management-appliance&gt;

Workarounds and Mitigations

None