CVE-2018-1000056 Improper Restriction of XML External Entity Reference in Jenkins JUnit Plugin
Attackers with Jenkins user permissions can exploit XML external entities in the JUnit plugin to extract secrets, cause server-side request forgery, or trigger 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-2018-1000056?
CVE-2018-1000056 is a high-severity vulnerability in n/a, published on 9 Feb 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Jenkins JUnit Plugin 1.23 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.
Which versions are affected by CVE-2018-1000056?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:junit. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:junit Maven | All versions | 1.24 |
org.jenkins-ci.plugins:junit Maven | All versions | 1.24 |
Products include Jenkins Junit.
How do I fix CVE-2018-1000056?
Upgrade org.jenkins-ci.plugins:junit to 1.24 or later.
Is CVE-2018-1000056 being exploited?
There is no known exploitation of CVE-2018-1000056 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-4rj6-9pjh-882r.