Security Bulletin: There is a vulnerability in netty used by IBM Maximo Asset Management (CVE-2023-34462)

Summary

There is a vulnerability in netty used by IBM Maximo Asset Management (CVE-2023-34462).

Vulnerability Details

CVEID:CVE-2023-34462
**DESCRIPTION:**Netty is vulnerable to a denial of service, caused by a flaw with allocating up to 16MB of heap for each channel during the TLS handshake the SniHandler class. By sending a specially crafted client hello packet, a remote authenticated attacker could exploit this vulnerability to cause a OutOfMemoryError and so result in a denial of service condition.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/258713 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

This vulnerability affects the following versions of the IBM Maximo Asset Management core product. The recommended action is to update to the latest version.

Product versions affected:

• To determine the core product version, log in and view System Information. The core product version is the “Tivoli’s process automation engine” version. Please consult the Platform Matrix for a list of supported product combinations.

Remediation/Fixes

The recommended solution is to download the appropriate Interim Fix or Fix Pack from Fix Central and apply for each affected product as soon as possible. Please see below for information on the fixes available for each product, version, and release. Follow the installation instructions in the ‘readme’ documentation provided with each fix pack or interim fix.

For Maximo Asset Management 7.6:

Maximo Asset Management 7.6.1.3 iFix:

7.6.1.3-TIV-MBS-IF011 or latest Interim Fix available

|

FixCentral

Workarounds and Mitigations

None