CVE-2019-1003000 Protection Mechanism Failure in Jenkins Script Security Plugin

High 8.8 Published 22 Jan 2019 Updated 5 Aug 2024

Attackers can bypass the Groovy sandbox to execute arbitrary code on the Jenkins master JVM via malicious scripts.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2019-1003000?

CVE-2019-1003000 is a high-severity code injection vulnerability in Redhat Openshift Container Platform, published on 22 Jan 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A sandbox bypass vulnerability exists in Script Security Plugin 1.49 and earlier in src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/GroovySandbox.java that allows attackers with the ability to provide sandboxed scripts to execute arbitrary code on the Jenkins master JVM.

Which versions are affected by CVE-2019-1003000?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:script-security. It affects 2 products.

Package	Affected	Fixed in
`org.jenkins-ci.plugins:script-security` Maven	All versions	`1.50`
`org.jenkins-ci.plugins:script-security` Maven	All versions	`1.50`

Products include Jenkins Script Security, Redhat Openshift Container Platform.

How do I fix CVE-2019-1003000?

Upgrade org.jenkins-ci.plugins:script-security to 1.50 or later.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2019-1003000 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-1003000 exists.

Public exploit code: 1 Metasploit module, 4 Exploit-DB entries, 1 Nuclei template and 5 proofs of concept on GitHub.

All Redhat Openshift Container Platform vulnerabilities

Sources

Also known as GHSA-784j-h234-m56x.