IBM Support

Security Bulletin: IBM Cloud Pak for Data System 1.0 is vulnerable to denial of service due to Apache Log4j (CVE-2021-45105)

Security Bulletin


Apache Log4j is used by IBM Cloud Pak for Data System 1.0 in Openshift Logging. This bulletin provides a remediation for the Apache Log4j vulnerability (CVE-2021-45105).

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: 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)

Affected Products and Versions

Affected Product(s)Version(s)


IBM strongly recommends addressing the vulnerability now by upgrading to the following ICPDS version

For NPS customers:

NPS customer needs to upgrade to the following IBM Cloud Pak for Data System 1.x version where Red Hat OpenShift Container Platform 3.11  is no longer available. 

ProductVRMFRemediation / Fix

IBM Cloud Pak for Data System 1.0

          to Fix Central


For CPD customers:

CPD customers needs to migrate to the following IBM Cloud Pak for Data System 2.x version.

ProductVRMFRemediation / Fix

IBM Cloud Pak for Data System 2.0

            to Fix Central



Workarounds and Mitigations


Get Notified about Future Security Bulletins




Change History

6 Jun 2022: 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.


Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location


[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSHDA9","label":"IBM Cloud Pak for Data System"},"Component":"","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All 1.x Versions","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
06 June 2022