Security Bulletin: Vulnerability in Apache Log4j affects IBM Tivoli Netcool Impact (CVE-2021-45046)

Summary

A vulnerability was identified within the Apache Log4j library that is used by IBM Tivoli Netcool Impact to provide logging functionality. This vulnerability has been addressed.

Vulnerability Details

CVEID:CVE-2021-45046
**DESCRIPTION:**Apache Log4j could allow a remote attacker to execute arbitrary code on the system, 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 can craft malicious input data using a JNDI Lookup pattern to obtain sensitive information and execute arbitrary code on the system.
CVSS Base score: 9
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:C/C:H/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by applying the interim fix below:

**For 7.1.0.18 through 7.1.0.24:
Apply Interim Fix 7.1.0-TIV-NCI-IF0010

Workarounds and Mitigations

IBM strongly recommends to apply the interim fix now.