Security Bulletin: Vulnerability in Apache Log4J adressed in Crypto Hardware Initialization and Maintenance (CVE-2021-44228)

Summary

Crypto Hardware Initialization and Maintenance (CHIM 3.0.0) as shipped with CCA 7.2.55 for MTM 4769 is affected by a vulnerability in Apache Log4J (CVE-2021-44228). CHIM is using Apache Log4J for internal logging purposes of regular user activity.

Vulnerability Details

CVEID:CVE-2021-44228
**DESCRIPTION:**Apache Log4j could allow a remote attacker to execute arbitrary code on the system, caused by the failure to protect against attacker controlled LDAP and other JNDI related endpoints by JNDI features. By sending a specially crafted code string, an attacker could exploit this vulnerability to load arbitrary Java code on the server and take complete control of the system. Note: The vulnerability is also called Log4Shell or LogJam.
CVSS Base score: 10
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/214921 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/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 upgrading:

Workarounds and Mitigations

For local administrative purposes the Crypto Node Management (CNM) tool can be used instead of Crypto Hardware Initialization and Maintenance (CHIM) for most administrative tasks.