CVE-2016-8971 Denial of service in WebSphere MQ
An authenticated user with queue manager permissions can trigger a segmentation fault, causing a denial of service that requires a system reboot.
- 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-2016-8971?
CVE-2016-8971 is a medium-severity denial of service vulnerability in Ibm Websphere Mq, published on 7 Mar 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM WebSphere MQ 8.0 could allow an authenticated user with queue manager permissions to cause a segmentation fault which would result in the box having to be rebooted to resume normal operations. IBM Reference #: 1998663.
Weakness: CWE-119
Which versions are affected by CVE-2016-8971?
It affects 1 product.
Products include Ibm Websphere Mq.
How do I fix CVE-2016-8971?
No fix has been published for CVE-2016-8971 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-2016-8971 being exploited?
There is no known exploitation of CVE-2016-8971 in the wild and no public exploit code.
Other vulnerabilities in Ibm Websphere Mq
Sources
Also known as GHSA-8w7q-8ccf-54c9.