CVE-2022-22423 Denial of service in CCA for MTM 4767

Medium 6.5 Published 23 Sep 2022 Updated 22 May 2025

A local user can cause a denial of service in IBM Common Cryptographic Architecture due to improper input validation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-22423?

CVE-2022-22423 is a medium-severity denial of service vulnerability in IBM CCA for MTM 4767, published on 23 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM Common Cryptographic Architecture (CCA 5.x MTM for 4767 and CCA 7.x MTM for 4769) could allow a local user to cause a denial of service due to improper input validation. IBM X-Force ID: 223596.

Weakness: CWE-20

Which versions are affected by CVE-2022-22423?

It affects 1 product.

Products include Ibm Common Cryptographic Architecture.

How do I fix CVE-2022-22423?

No fix has been published for CVE-2022-22423 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-22423 being exploited?

There is no known exploitation of CVE-2022-22423 in the wild and no public exploit code.

Sources

Also known as GHSA-38q5-v7xx-c8c6.