CVE-2022-40230 Auth bypass in IBM MQ Appliance

Medium 6.5 Published 3 Nov 2022 Updated 2 May 2025

Authenticated users can impersonate others due to session invalidation failure after logout on IBM MQ Appliance.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-40230?

CVE-2022-40230 is a medium-severity authentication bypass vulnerability in IBM MQ Appliance , published on 3 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

"IBM MQ Appliance 9.2 CD, 9.2 LTS, 9.3 CD, and LTS 9.3 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 235532."

Weakness: CWE-613

Which versions are affected by CVE-2022-40230?

It affects 1 product.

Products include Ibm Mq Appliance.

How do I fix CVE-2022-40230?

No fix has been published for CVE-2022-40230 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2022-40230 being exploited?

There is no known exploitation of CVE-2022-40230 in the wild and no public exploit code.

Sources

Also known as GHSA-rx2f-pj28-88g5.