Security Bulletin: IBM MQ Appliance could allow a remote attacker to cause a denial of service (CVE-2023-26285)

Summary

IBM MQ Appliance has resolved a denial of service vulnerability.

Vulnerability Details

CVEID:CVE-2023-26285
**DESCRIPTION:**IBM MQ could allow a remote attacker to cause a denial of service due to an error processing invalid data.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/248418 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

This vulnerability is addressed under IT43381

IBM strongly recommends addressing the vulnerability now.

IBM MQ Appliance version 9.2 LTS

Apply IBM MQ Appliance 9.2.0.11 cumulative security update, or later firmware.

IBM MQ Appliance version 9.2 CD

Apply IBM MQ Appliance 9.2.5.7 cumulative security update, or later firmware.

IBM MQ Appliance version 9.3 LTS

Apply IBM MQ Appliance 9.3.0.5 fix pack, or later firmware.

IBM MQ Appliance version 9.3 CD

Apply IBM MQ Appliance 9.3.2.1 cumulative security update, or later firmware.

Workarounds and Mitigations

None