IBM Support

PH52546:IBM HTTP Server is vulnerable to information disclosure due to IBM GSKit (CVE-2023-32342 CVSS 7.5)

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Abstract

IBM HTTP Server is vulnerable to information disclosure due to IBM GSKit (CVE-2023-32342 CVSS 7.5)

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PH52546 resolves the following problem:

ERROR DESCRIPTION:
Confidential for Security Integrity interim fix CVE-2023-32342

The fix for this APAR is targeted for inclusion in 8.5.5.24 and 9.0.5.16

For more information, see Recommended Updates for WebSphere Application Server:
https://www.ibm.com/support/pages/node/715553
 
Supersedes Info:

This fix supersedes (includes) the fix for PH40832, PH44893, PH49311
 
Mitigations and affected configurations:
 

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains APAR PH52546.

IHS configurations with SSL enabled ("SSLEnable" directive) and  using RSA Key Exchange (cipher names beginning with "TLS_RSA") are vulnerable.  To disable RSA Key Exchange ciphers, refer to this ROBOT-related FAQ:  Disable ciphers using RSA Key Exchange 
Side Effects:
  • Configurations SSLFIPSEnable and RSA Key Exchange based ciphers explicitly added will fail with SSL0212E if these ciphers are actually negotiated. RSA Key Exchange ciphers should not be added to a FIPS enabled configuration.

Prerequisites

None

Installation Instructions

Review the readme.txt for detailed installation instructions.

 
URL SIZE(Bytes)
V90 IM readme file 2045
V85 IM readme file 1957

Download Package

 
IMPORTANT NOTE:
WebSphere Application Server and Liberty fix access requires S&S Entitlement beginning in 2021. Use properly registered IDs to download the fixes in this table. 

Signature file is provided along with interim fix. See Verifying WebSphere Application Server release packages and Verifying Liberty release packages.
Download RELEASE DATE SIZE(Bytes)

Applies To

9.0.5.11-WS-WASIHS_GSKit-MultiOS-IFPH52546 24 May 2023 155218986 9.0.5.11-9.0.5.15
8.5.5.20-WS-WASIHS_GSKit-MultiOS-IFPH52546 24 May 2023 216029616 8.5.5.20-8.5.5.23
Note: IHS Archive Installs provided with PH48747 contain the requires level of IBM GSKit and remain the latest available IHS Archive package.

Problems Solved

PH52546, PH40832, PH44893, PH49311

On

Technical Support

Contact IBM Support at https://www.ibm.com/mysupport/ or 1-800-IBM-SERV (US only).

Document Location

Worldwide

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Problems (APARS) fixed
PH52546, PH40832, PH44893, PH49311

Document Information

Modified date:
02 July 2023

UID

ibm16997947