CVE-2014-4793 Auth bypass in n/a

Medium 6.5 Published 2 Oct 2014 Updated 6 Aug 2024

Remote authenticated users can bypass queue-manager access restrictions in IBM WebSphere MQ due to improper CHLAUTH enforcement.

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-2014-4793?

CVE-2014-4793 is a medium-severity authentication bypass vulnerability in Ibm Websphere Mq, published on 2 Oct 2014. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM WebSphere MQ 8.x before 8.0.0.1 does not properly enforce CHLAUTH rules for blocking client connections in certain circumstances related to the CONNAUTH attribute, which allows remote authenticated users to bypass intended queue-manager access restrictions via unspecified vectors.

Weakness: CWE-264

Which versions are affected by CVE-2014-4793?

It affects 1 product.

Products include Ibm Websphere Mq.

How do I fix CVE-2014-4793?

No fix has been published for CVE-2014-4793 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-2014-4793 being exploited?

There is no known exploitation of CVE-2014-4793 in the wild and no public exploit code.

All Ibm Websphere Mq vulnerabilities

Sources

Also known as GHSA-65c8-w8jr-qxhc.