CVE-2019-6287 Rancher Project Members Have Continued Access to Namespaces After Being Removed From Them

High 8.1 Published Updated

Removed project members retain namespace management privileges, allowing unauthorized modification of cluster resources.

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-2019-6287?

CVE-2019-6287 is a high-severity missing authorization vulnerability in n/a, published on 10 Apr 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Rancher 2.0.0 through 2.1.5, project members have continued access to create, update, read, and delete namespaces in a project after they have been removed from it.

Weakness: CWE-269

Which versions are affected by CVE-2019-6287?

3 open source packages ship an affected version, including github.com/rancher/rancher. It affects 1 product.

PackageAffectedFixed in
github.com/rancher/rancher GoFrom 2.0.02.1.6
github.com/rancher/rancher GoFrom 2.0.02.1.6
github.com/rancher/rancher GoFrom 2.0.0+incompatible2.1.6+incompatible

Products include Suse Rancher.

How do I fix CVE-2019-6287?

Upgrade github.com/rancher/rancher to a fixed version for your release line: 2.1.6 or 2.1.6+incompatible.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2019-6287 being exploited?

There is no known exploitation of CVE-2019-6287 in the wild and no public exploit code.

Sources

Also known as GHSA-6r7x-4q7g-h83j, GO-2024-2764.

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