CVE-2025-33142: IBM WebSphere Application Server information disclosure
Published Aug 14, 2025
·Updated
IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security for TLS connections.
Other sources
IBM WebSphere Application Server could provide weaker than expected security for TLS connections.
— IBM
Affected Software
11 affected components
IBM WebSphere Application Server<=9.0
IBM WebSphere Application Server<=8.5
All of the following
Any of the following
IBM WebSphere Application Server>=8.5.0.0<8.5.5.29
IBM WebSphere Application Server>=9.0.0.0<9.0.5.25
Any of the following
HP HP-UX
IBM AIX
IBM i
IBM Z\/os
Linux Linux kernel
Microsoft Windows
Oracle Solaris
Remediation
Information
IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH66167.
For IBM WebSphere Application Server traditional:
For V9.0.0.0 through 9.0.5.24:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH66167
--OR--
· Apply Fix Pack 9.0.5.25 or later (targeted availability 3Q2025).
For V8.5.0.0 through 8.5.5.28:
· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH66167
--OR--
· Apply Fix Pack 8.5.5.29 or later (targeted availability 1Q2026).
Additional interim fixes may be available and linked off the interim fix download page.
Event History
Aug 14, 2025
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·03:41 PM
Data Sourced
via MITRE·03:41 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-33142?
The severity of CVE-2025-33142 is considered high due to the potential for weaker than expected security in TLS connections.
2
How do I fix CVE-2025-33142?
To fix CVE-2025-33142, upgrade to the latest patched version of IBM WebSphere Application Server.
3
What versions of IBM WebSphere Application Server are affected by CVE-2025-33142?
CVE-2025-33142 affects IBM WebSphere Application Server versions 8.5 and 9.0.
4
What are the risks associated with CVE-2025-33142?
The risks associated with CVE-2025-33142 include potential exploitation that could weaken the security of TLS communications.
5
Is there a workaround for CVE-2025-33142?
There are no official workarounds for CVE-2025-33142; the recommended action is to apply the security updates.