CVE-2018-1000012 XXE vulnerability Jenkins Warnings Plugin

High 8.8 Published 23 Jan 2018 Updated 17 Sep 2024

Attackers with Jenkins user permissions can exploit XML parsing flaws to extract secrets, perform SSRF, or cause denial of service.

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-2018-1000012?

CVE-2018-1000012 is a high-severity vulnerability in n/a, published on 23 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins Warnings Plugin 4.64 and earlier processes XML external entities in files it parses as part of the build process, allowing attackers with user permissions in Jenkins to extract secrets from the Jenkins master, perform server-side request forgery, or denial-of-service attacks.

Weakness: CWE-611

Which versions are affected by CVE-2018-1000012?

2 open source packages ship an affected version, including org.jvnet.hudson.plugins:warnings. It affects 1 product.

Package	Affected	Fixed in
`org.jvnet.hudson.plugins:warnings` Maven	All versions	`4.65`
`org.jvnet.hudson.plugins:warnings` Maven	All versions	`4.65`

Products include Jenkins Warnings.

How do I fix CVE-2018-1000012?

Upgrade org.jvnet.hudson.plugins:warnings to 4.65 or later.

Is CVE-2018-1000012 being exploited?

There is no known exploitation of CVE-2018-1000012 in the wild and no public exploit code.

Sources

Also known as GHSA-p498-rpcw-3578.