Security Bulletin: Automation Assets in IBM Cloud Pak for Integration is vulnerable to denial of service due to Apache Log4j (CVE-2021-45105)

Summary

Automation Assets in IBM Cloud Pak for Integration is vulnerable to CVE-2021-45105 with details below.

Vulnerability Details

CVEID:CVE-2021-45105
**DESCRIPTION:**Apache Log4j is vulnerable to a denial of service, caused by the failure to protect from uncontrolled recursion from self-referential lookups. A remote attacker with control over Thread Context Map (MDC) input data could craft malicious input data that contains a recursive lookup to cause a StackOverflowError that will terminate the process. Note: The vulnerability is also called LOG4J2-3230.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215647 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

Automation Assets version 2021.2.1 or 2021.4.1 in IBM Cloud Pak for Integration

Upgrade Automation Assets to 2021.4.1-2 using the Operator upgrade process described in the IBM Documentation

<https://www.ibm.com/docs/en/cloud-paks/cp-integration/2021.4?topic=capabilities-upgrading-automation-assets&gt;

Workarounds and Mitigations

None