CVE-2023-37946 Jenkins OpenShift Login Plugin session fixation vulnerability

High 8.8 Published Updated

Attackers can hijack user sessions because the plugin fails to invalidate previous sessions upon login, allowing unauthorized access to Jenkins accounts.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-37946?

CVE-2023-37946 is a high-severity authentication bypass vulnerability in Jenkins OpenShift Login Plugin, published on 12 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Jenkins OpenShift Login Plugin 1.1.0.227.v27e08dfb_1a_20 and earlier does not invalidate the previous session on login.

Weakness: CWE-384

Which versions are affected by CVE-2023-37946?

2 open source packages ship an affected version, including org.openshift.jenkins:openshift-login. It affects 1 product.

PackageAffectedFixed in
org.openshift.jenkins:openshift-login MavenAll versions1.1.0.230.v5d7030b
org.openshift.jenkins:openshift-login MavenAll versions1.1.0.230.v5d7030b

Products include Jenkins Openshift Login.

How do I fix CVE-2023-37946?

Upgrade org.openshift.jenkins:openshift-login to 1.1.0.230.v5d7030b or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-37946 being exploited?

There is no known exploitation of CVE-2023-37946 in the wild and no public exploit code.

Sources

Also known as GHSA-rwg5-2pv9-633w.

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