CVE-2016-8631 Business logic in Openshift Enterprise

Medium 6.3 Published 31 Jul 2018 Updated 6 Aug 2024

An attacker with route creation access can overwrite existing routes to redirect network traffic, compromising data confidentiality and integrity.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2016-8631?

CVE-2016-8631 is a medium-severity vulnerability in Redhat Openshift, published on 31 Jul 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The OpenShift Enterprise 3 router does not properly sort routes when processing newly added routes. An attacker with access to create routes can potentially overwrite existing routes and redirect network traffic for other users to their own site.

Weakness: CWE-20

Which versions are affected by CVE-2016-8631?

It affects 1 product.

Linux distribution packages (10)

`atomic-openshift` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-clients` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-clients-redistributable` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-dockerregistry` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-master` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-node` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-pod` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-sdn-ovs` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`atomic-openshift-tests` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`
`tuned-profiles-atomic-openshift-node` Red Hat:openshift:3.3::el7	All versions	`0:3.3.1.4-1.git.0.7c8657c.el7`

Products include Redhat Openshift.

How do I fix CVE-2016-8631?

Apply the vendor's patch.

Is CVE-2016-8631 being exploited?

There is no known exploitation of CVE-2016-8631 in the wild and no public exploit code.

All Redhat Openshift vulnerabilities

Sources

Also known as GHSA-973m-857j-grqw, RHSA-2016:2696.