CVE-2022-40237 IBM MQ for HPE NonStop denial of service
Attackers can cause a denial of service in IBM MQ for HPE NonStop via errors in channel synchronization logic.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-40237?
CVE-2022-40237 is a medium-severity denial of service vulnerability in IBM MQ for HPE NonStop, published on 27 Feb 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
IBM MQ for HPE NonStop 8.1.0 is vulnerable to a denial of service attack due to an error within the CCDT and channel synchronization logic. IBM X-Force ID: 235727.
Weakness: CWE-20
Which versions are affected by CVE-2022-40237?
It affects 1 product.
Products include Ibm Mq for Hpe Nonstop.
How do I fix CVE-2022-40237?
No fix has been published for CVE-2022-40237 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-2022-40237 being exploited?
There is no known exploitation of CVE-2022-40237 in the wild and no public exploit code.
Other vulnerabilities in IBM MQ for HPE NonStop
Sources
Also known as GHSA-r9f4-546f-w4p5.