CVE-2023-24429 Agent-to-controller security bypass in Jenkins Semantic Versioning Plugin

Critical 9.8 Published Updated

Attackers controlling agent processes can exploit XML external entity vulnerabilities to extract secrets or perform server-side request forgery on the Jenkins controller.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2023-24429?

CVE-2023-24429 is a critical vulnerability in Jenkins Semantic Versioning Plugin, published on 24 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jenkins Semantic Versioning Plugin 1.14 and earlier does not restrict execution of an controller/agent message to agents, and implements no limitations about the file path that can be parsed, allowing attackers able to control agent processes to have Jenkins parse a crafted file that uses external entities for extraction of secrets from the Jenkins controller or server-side request forgery.

Weakness: CWE-611

Which versions are affected by CVE-2023-24429?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:semantic-versioning-plugin. It affects 1 product.

PackageAffectedFixed in
org.jenkins-ci.plugins:semantic-versioning-plugin MavenAll versions1.15
org.jenkins-ci.plugins:semantic-versioning-plugin MavenAll versions1.15

Products include Jenkins Semantic Versioning.

How do I fix CVE-2023-24429?

Upgrade org.jenkins-ci.plugins:semantic-versioning-plugin to 1.15 or later.

Is CVE-2023-24429 being exploited?

There is no known exploitation of CVE-2023-24429 in the wild and no public exploit code.

Sources

Also known as GHSA-pcc2-w6m8-x5w4.

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