CVE-2020-2247 XXE vulnerability in Jenkins Klocwork Analysis Plugin
An attacker can exploit XML external entity vulnerabilities in the Jenkins Klocwork Analysis Plugin to read sensitive files 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-2020-2247?
CVE-2020-2247 is a medium-severity vulnerability in Jenkins Klocwork Analysis Plugin, published on 1 Sep 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Jenkins Klocwork Analysis Plugin 2020.2.1 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
Weakness: CWE-611
Which versions are affected by CVE-2020-2247?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:klocwork. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:klocwork Maven | All versions | 2020.3.1 |
org.jenkins-ci.plugins:klocwork Maven | All versions | 2020.3.1 |
Products include Jenkins Klocwork Analysis.
How do I fix CVE-2020-2247?
Upgrade org.jenkins-ci.plugins:klocwork to 2020.3.1 or later.
Is CVE-2020-2247 being exploited?
There is no known exploitation of CVE-2020-2247 in the wild and no public exploit code.
Sources
Also known as GHSA-p6c5-737r-2r93.