Security Bulletin: A vulnerability (CVE-2022-24839) in WebSphere Application Server Liberty affects IBM CICS TX Advanced

Summary

WebSphere Application Server Liberty is used by IBM CICS TX Advanced. The fix removes vulnerability CVE-2022-24839, in the Neko HTML library used by IBM WebSphere Application Server Liberty, that could allow a remote attacker to cause a denial of service condition.

Vulnerability Details

CVEID:CVE-2022-24839
**DESCRIPTION:**Sparkle Motion Nokogiri is vulnerable to a denial of service, caused by a java.lang.OutOfMemoryError exception when parsing ill-formed HTML markup in the fork of org.cyberneko.html. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/224089 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

Remediation/Fixes

IBM strongly recommends addressing the vulnerability by downloading and applying the interim fixes from the table below:

Product

|

Version

|

Defect

|

Remediation / First Fix

—|—|—|—

IBM CICS TX Advanced

|

11.1

|

127923

|

Download the fix from here

IBM CICS TX Advanced

|

10.1

|

127923

|

Download the fix from here

Workarounds and Mitigations

None