CVE-2022-41237 RCE vulnerability in Jenkins DotCi Plugin

Critical 9.8 Published Updated

Attackers can achieve remote code execution by exploiting unsafe YAML parsing in the Jenkins DotCi Plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-41237?

CVE-2022-41237 is a critical unsafe deserialization vulnerability in Jenkins DotCi Plugin, published on 21 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jenkins DotCi Plugin 2.40.00 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

Weakness: CWE-502

Which versions are affected by CVE-2022-41237?

2 open source packages ship an affected version, including com.groupon.jenkins-ci.plugins:DotCi. It affects 1 product.

PackageAffectedFixed in
com.groupon.jenkins-ci.plugins:DotCi MavenAll versions to 2.40.00None
com.groupon.jenkins-ci.plugins:DotCi MavenAll versions to 2.40.00None

Products include Jenkins Dotci.

How do I fix CVE-2022-41237?

No fix has been published for CVE-2022-41237 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2022-41237 being exploited?

There is no known exploitation of CVE-2022-41237 in the wild and no public exploit code.

Sources

Also known as GHSA-x3jj-rgw9-7r5g.

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