Security Bulletin: IBM MQ Appliance is affected by a denial of service vulnerability (CVE-2022-43919)

Summary

IBM MQ Appliance has resolved a denial of service vulnerability.

Vulnerability Details

CVEID:CVE-2022-43919
**DESCRIPTION:**IBM MQ could allow an authenticated attacker with authorization to craft messages to cause a denial of service.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/241354 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

This vulnerability is addressed under IT42674

IBM strongly recommends addressing the vulnerability now.

IBM MQ Appliance version 9.2 LTS

Apply IBM MQ Appliance fix pack 9.2.0.10, 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 fix pack 9.3.0.5, or later firmware.

IBM MQ Appliance version 9.3 CD

Apply IBM MQ Appliance 9.3.2 Continuous Delivery release, or later firmware.

Workarounds and Mitigations

None