CVE-2022-30948 Path traversal in Jenkins Mercurial Plugin
Attackers with pipeline configuration access can use local paths to read SCM contents from other projects 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-2022-30948?
CVE-2022-30948 is a high-severity path traversal vulnerability in Jenkins Mercurial Plugin, published on 17 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about other projects' SCM contents.
Which versions are affected by CVE-2022-30948?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:mercurial. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:mercurial Maven | All versions | 2.16.1 |
org.jenkins-ci.plugins:mercurial Maven | All versions | 2.16.1 |
Products include Jenkins Mercurial.
How do I fix CVE-2022-30948?
Upgrade org.jenkins-ci.plugins:mercurial to 2.16.1 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2022-30948 being exploited?
There is no known exploitation of CVE-2022-30948 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Mercurial Plugin
Sources
Also known as GHSA-5786-3qjg-mr88.