Security Bulletin
Summary
Apache Log4j is used by IBM Sterling Control Center. This bulletin provides fixes for the reported CVE-2021-44228 and work around mitigation.
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
| Affected Product(s) | Version(s) |
| IBM Control Center | 6.1.3.0 to iFix07 |
| IBM Control Center | 6.2.1.0 to iFix01 |
| IBM Control Center | 6.2.0.0 to iFix11 |
Remediation/Fixes
| Product |
VRMF |
iFix |
Remediation |
|
IBM Sterling Control Center |
6.2.1.0. |
iFix02 | |
|
IBM Sterling Control Center |
6.2.0.0 |
iFix12 | |
|
IBM Sterling Control Center |
6.1.3.0 |
iFix08 |
Workarounds and Mitigations
Resolving The Problem
Apply the latest iFix for 6.1.3.0, 6.2.0.0, 6.2.1.0 from IBM Fix Central when they are released.Work around till fix is applied, or for older versions were fixes are no longer made.
IBM Sterling Control Center
Instructions to mitigate CVE-2021-44228 zero day log4j2 vulnerability
Specify the following system property to the files listed below, then restart Control Center:
-Dlog4j2.formatMsgNoLookups=true
======================================================
Unix: <install>/bin/runEngine.sh
Add the following line to the grouping beginning with “JAVA_SYSTEM_VAR=”
JAVA_SYSTEM_VAR="$JAVA_SYSTEM_VAR -Dlog4j2.formatMsgNoLookups=true "
======================================================
Windows: <install>/bin/runEngine$.lax
Add the property to the lax.nl.java.option.additional section as follows:
lax.nl.java.option.additional=-server -Xbootclasspath/p: -XX:+UseParallelGC -XX:+HeapDumpOnOutOfMemoryError -Xms256m -Xmx4096m -Dopenjpa.DynamicEnhancementAgent=false -Djava.util.Arrays.useLegacyMergeSort=true -Dfile.encoding=UTF-8 -Dlog4j.debug=false -Djava.util.logging.config.file=../conf/javalogging.properties -Dlog4j.defaultInitOverride=true -Dlog4j.configurationFile=../conf/EngineLogger.xml -DBrowserAgent=true -DCONFIG_DIR=../conf -DADD_ACTIVE_ALERTS_TO_DB_USING_OPENJPA=true -DLAUNCH_MODE=service -Djava.security.properties=../conf/CC_java.security -Djava.net.preferIPv4Stack=true -Dlog4j2.formatMsgNoLookups=true
=========================================================
Control Center 6.2.x
<install>/web/ccbase/start.ini
Add the following line: -Dlog4j2.formatMsgNoLookups=true
==========================================================
Control Center 6.1.x (and earlier)
<install>/web/wlp/usr/servers/defaultServer/jvm.options
Add the following line: -Dlog4j2.formatMsgNoLookups=true
===========================================================
Get Notified about Future Security Bulletins
References
Change History
14 Dec 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
17 December 2021
UID
ibm16527966