Security Bulletin: IBM MQ is affected by issues in IBM WebSphere Application Server Liberty (CVE-2022-3509, CVE-2022-3171)

Summary

Issues were identified in IBM WebSphere Application Server Liberty, which IBM MQ ships and uses to supply IBM MQ Console and IBM MQ REST API functionality.

Vulnerability Details

CVEID:CVE-2022-3509
**DESCRIPTION:**protobuf-java core and lite are vulnerable to a denial of service, caused by a flaw in the parsing procedure for textformat data. By sending non-repeated embedded messages with repeated or unknown fields, a remote authenticated attacker could exploit this vulnerability to cause long garbage collection pauses.
CVSS Base score: 5.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/239915 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-3171
**DESCRIPTION:**protobuf-java core and lite are vulnerable to a denial of service, caused by a flaw in the parsing procedure for binary and text format data. By sending non-repeated embedded messages with repeated or unknown fields, a remote authenticated attacker could exploit this vulnerability to cause long garbage collection pauses.
CVSS Base score: 5.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/238394 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:L/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:

• REST API and Console

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

IBM MQ 9.1 LTS

Follow the instructions given in the Applying WebSphere Liberty interim fixes to the mqweb server document, to apply the IBM WebSphere Application Server Liberty fix for APAR PH50342.

IBM MQ 9.2 LTS

Apply Fix Pack 9.2.0.10

IBM MQ 9.3 LTS

Apply Fix Pack 9.3.0.1

IBM MQ 9.1 CD, 9.2 CD and 9.3 CD

Upgrade to IBM MQ Version 9.3.1

Workarounds and Mitigations

None