Security Bulletin: IBM MQ could allow an authenticated and authorized user to cause a denial of service to the MQTT channels. (CVE-2022-31772)

Summary

IBM MQ could allow an authenticated and authorized user to cause a denial of service to the MQTT channels.

Vulnerability Details

CVEID:CVE-2022-31772
**DESCRIPTION:**IBM MQ could allow an authenticated and authorized user to cause a denial of service to the MQTT channels.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/228335 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

The following installable MQ components are affected by the vulnerability:

•Telemetry Service

If you are running any of these listed components, please apply the remediation/fixes as described below. For more information on the definitions of components used in this list see <https://www.ibm.com/support/pages/installable-component-names-used-ibm-mq-security-bulletins&gt;

Remediation/Fixes

This issue was resolved under APAR IT33206.

IBM MQ Version 8.0

Apply iFix for APAR IT33206

IBM MQ Version 9.0 LTS

Apply iFix for APAR IT33206

IBM MQ Version 9.1 LTS

Apply FixPack 9.1.0.12

IBM MQ Version 9.2 LTS

Apply Fixpack 9.2.0.6

**IBM MQ Version 9.3 LTS **

Apply Fixpack 9.3.0.1

IBM MQ Version 9.1, 9.2 & 9.3 CD

Upgrade to IBM MQ 9.3.0 and apply FixPack 9.3.0.1

Workarounds and Mitigations

None