CVE-2018-1195 Auth bypass in Cloud Controller

High 8.8 Published 19 Mar 2018 Updated 16 Sep 2024

Attackers can bypass authentication by using refresh tokens instead of access tokens, gaining unauthorized access to the Cloud Controller.

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-2018-1195?

CVE-2018-1195 is a high-severity authentication bypass vulnerability in Dell EMC Cloud Controller, published on 19 Mar 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Cloud Controller versions prior to 1.46.0, cf-deployment versions prior to 1.3.0, and cf-release versions prior to 283, Cloud Controller accepts refresh tokens for authentication where access tokens are expected. This exposes a vulnerability where a refresh token that would otherwise be insufficient to obtain an access token, either due to lack of client credentials or revocation, would allow authentication.

Weakness: CWE-613

Which versions are affected by CVE-2018-1195?

It affects 3 products.

Products include Cloudfoundry Capi-Release, Cloudfoundry Cf-Deployment, Cloudfoundry Cf-Release.

How do I fix CVE-2018-1195?

No fix has been published for CVE-2018-1195 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-2018-1195 being exploited?

There is no known exploitation of CVE-2018-1195 in the wild and no public exploit code.

Sources

Also known as GHSA-mxfj-x685-fxwf.