Security Bulletin: Apache Log4j vulnerability impacts IBM Sterling Partner Engagement Manager (CVE-2021-45105, CVE-2021-45046)

Summary

Apache Log4j is used by IBM Sterling Partner Engagement Manager for generating logs in all components and tools. This bulletin provides remediation for the reported vulnerability by upgrading Apache Log4j jars to 2.17.0 in IBM Sterling Partner Engagement Manager.

Vulnerability Details

CVEID:CVE-2021-45105
**DESCRIPTION:**Apache Log4j is vulnerable to a denial of service, caused by the failure to protect from uncontrolled recursion from self-referential lookups. A remote attacker with control over Thread Context Map (MDC) input data could craft malicious input data that contains a recursive lookup to cause a StackOverflowError that will terminate the process. Note: The vulnerability is also called LOG4J2-3230.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215647 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

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

IBM Sterling Partner Engagement Manager Standard

IBM Sterling Partner Engagement Manager Essentials

| 6.1.2.3.3 and 6.2.0.1.2

Remediation/Fixes

IBM strongly recommends addressing the vulnerability by applying the appropriate fix image.

Refer to the applicable links below for update and install instructions.

IBM Sterling Partner Engagement Manager Standard 6.1.2.3.4

• http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FIBM+Sterling+Partner+Engagement+Manager+Software&fixids=IBM_PEM_Standard_6.1.2.3.4&source=SAR

IBM Sterling Partner Engagement Manager Essentials 6.1.2.3.4

• http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FIBM+Sterling+Partner+Engagement+Manager+Software&fixids=IBM_PEM_Essentials_6.1.2.3.4&source=SAR

IBM Sterling Partner Engagement Manager Standard 6.2.0.1.3

• http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FIBM+Sterling+Partner+Engagement+Manager+Software&fixids=IBM_PEM_Standard_6.2.0.1.3&source=SAR

IBM Sterling Partner Engagement Manager Essentials 6.2.0.1.3

• http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FIBM+Sterling+Partner+Engagement+Manager+Software&fixids=IBM_PEM_Essentials_6.2.0.1.3&source=SAR

Workarounds and Mitigations

None