Security Bulletin: A vulnerability in Apache log4j affects IBM Operations Analytics Predictive Insights (CVE-2021-45046)

Summary

There is a vulnerability in the Apache Log4j open source library used by IBM Operations Analytics Predictive Insights. This affects the IBM Operations Analytics Predictive Insights Analytics, UI and REST Mediation components. This vulnerability has been addressed.

Vulnerability Details

CVEID:CVE-2021-45046
**DESCRIPTION:**Apache Log4j is vulnerable to a denial of service, caused by an incomplete fix of CVE-2021-44228 in certain non-default configurations. A remote attacker with control over Thread Context Map (MDC) input data or a Thread Context Map pattern to exploit this vulnerability to craft malicious input data using a JNDI Lookup pattern and cause a denial of service.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215195 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

If not already applied, apply 1.3.6 Interim Fix 5
https://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/Tivoli/IBM+SmartCloud+Analytics±+Predictive+Insights&release=All

THEN apply predictiveInsights1.3.6_iFix5_log4j_patch found at the same url.

Instructions on how to apply both iFix5 and the patch are found in the README in the downloaded software.

Workarounds and Mitigations

None