CVE-2023-22650 Rancher does not automatically clean up a user deleted or disabled from the configured Authentication Provider
Attackers can retain access via stale tokens for users deleted or disabled in the authentication provider, requiring a patch to enforce proper cleanup.
- 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-2023-22650?
CVE-2023-22650 is a high-severity authentication bypass vulnerability in SUSE rancher, published on 16 Oct 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability has been identified in which Rancher does not automatically clean up a user which has been deleted from the configured authentication provider (AP). This characteristic also applies to disabled or revoked users, Rancher will not reflect these modifications which may leave the user’s tokens still usable.
Which versions are affected by CVE-2023-22650?
5 open source packages ship an affected version, including github.com/rancher/rancher.
| Package | Affected | Fixed in |
|---|---|---|
github.com/rancher/rancher Go | All versions | None |
github.com/rancher/rancher Go | From 2.7.0 | 2.7.14 |
github.com/rancher/rancher Go | From 2.7.0 | 2.7.14 |
github.com/rancher/rancher Go | From 2.8.0 | 2.8.5 |
github.com/rancher/rancher Go | From 2.8.0 | 2.8.5 |
How do I fix CVE-2023-22650?
Upgrade github.com/rancher/rancher to a fixed version for your release line: 2.7.14 or 2.8.5.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2023-22650 being exploited?
There is no known exploitation of CVE-2023-22650 in the wild and no public exploit code.
Sources
Also known as GHSA-9ghh-mmcq-8phc, GO-2024-2931.