Security Bulletin: IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to a denial of service (CVE-2024-25026)

Summary

IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to denial of service.

Vulnerability Details

CVEID:CVE-2024-25026
**DESCRIPTION:**IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/281516 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the APAR PH59781. To determine if a feature is enabled for WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.

For IBM WebSphere Application Server Liberty 17.0.0.3 - 24.0.0.4 using the servlet-3.0, servlet-3.1, servlet-4.0, servlet-5.0, or servlet-6.0 feature(s):

· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH59781
--OR–
· Apply Fix Pack 24.0.0.5 or later (targeted availability 2Q2024).

For IBM WebSphere Application Server traditional:

For V9.0.0.0 through 9.0.5.19:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH59781
--OR–
· Apply Fix Pack 9.0.5.20 or later (targeted availability 2Q2024).

For V8.5.0.0 through 8.5.5.25:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH59781
--OR–
· Apply Fix Pack 8.5.5.26 or later (targeted availability 3Q2024).

Additional interim fixes may be available and linked off the interim fix download page.

Workarounds and Mitigations

None