Security Bulletin: IBM Cloud Pak for Data System 2.0 (ICPDS 2.0 ) is vulnerable to arbitrary code execution due to Apache Log4j CVE-2021-4104

Summary

Log4j is used by IBM Cloud Pak for Data System 2.0 in openshift-logging. This bulletin provides a remediation for the reported Apache Log4j vulnerabilities CVE-2021-4104.

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

**IBM strongly recommends addressing the vulnerabilities now by applying following remediation patch on all affected releases listed above: **

IBM Cloud Pak for Data System 2.0 - Openshift Container Platform 4

| 1.0.0.0-openshift-4.6.log4j-WS-ICPDS-fp132 | Link to Fix Central

• Please follow the steps given in release notes to apply above remediation.

Workarounds and Mitigations

None