Security Bulletin: Vulnerabilities in Apache Log4j affect IBM App Connect for Manufacturing 2.0 (CVE-2021-45046)

Summary

Vulnerabilities in Apache Log4j affect IBM App Connect for Manufacturing 2.0. An attacker who can control log messages or log message parameters can execute arbitrary code leading to Remote Code Execution (RCE) attacks. IBM App Connect for Manufacturing 2.0 has addressed the vulnerability.

Vulnerability Details

CVEID:CVE-2021-45046
**DESCRIPTION:**Apache Log4j could result in remote code execution, caused by an incomplete fix of CVE-2021-44228 in certain non-default configurations. When the logging configuration uses a non-default Pattern Layout with a Context Lookup, an attacker with control over Thread Context Map (MDC) input data can craft malicious input data using a JNDI Lookup pattern to leak sensitive information and remote code execution in some environments and local code execution in all environments.
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 patches listed in this table. This superceeds apar IT39379

Interim fix for APAR (IT39451) is available from

2.0.0.5 IBM Fix Central

2.0.0.6 IBM Fix Central

2.0.0.7 IBM Fix Central

Workarounds and Mitigations

None