CVE-2020-2294 Missing permission checks in Jenkins Maven Cascade Release Plugin

Medium 6.5 Published Updated

Attackers with read access can start builds and reconfigure the Jenkins Maven Cascade Release Plugin due to missing permission checks.

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-2020-2294?

CVE-2020-2294 is a medium-severity missing authorization vulnerability in Jenkins Maven Cascade Release Plugin, published on 8 Oct 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins Maven Cascade Release Plugin 1.3.2 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to start cascade builds and layout builds, and reconfigure the plugin.

Which versions are affected by CVE-2020-2294?

2 open source packages ship an affected version, including com.barchart.jenkins:maven-release-cascade. It affects 1 product.

PackageAffectedFixed in
com.barchart.jenkins:maven-release-cascade MavenAll versions to 1.3.2None
com.barchart.jenkins:maven-release-cascade MavenAll versions to 1.3.2None

Products include Barchart Maven Cascade Release.

How do I fix CVE-2020-2294?

No fix has been published for CVE-2020-2294 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2020-2294 being exploited?

There is no known exploitation of CVE-2020-2294 in the wild and no public exploit code.

Sources

Also known as GHSA-5xv9-gp22-gqm5.

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