CVE-2020-2249 Credentials stored in plain text by Jenkins tfs Plugin
Attackers with Jenkins controller file system access can read unencrypted webhook secrets stored in the Team Foundation Server Plugin configuration.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-2249?
CVE-2020-2249 is a low-severity vulnerability in Jenkins Team Foundation Server Plugin, published on 1 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Jenkins Team Foundation Server Plugin 5.157.1 and earlier stores a webhook secret unencrypted in its global configuration file on the Jenkins controller where it can be viewed by attackers with access to the Jenkins controller file system.
Weakness: CWE-311
Which versions are affected by CVE-2020-2249?
2 open source packages ship an affected version, including org.jenkins-ci.plugins:tfs. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.jenkins-ci.plugins:tfs Maven | All versions to 5.157.1 | None |
org.jenkins-ci.plugins:tfs Maven | All versions to 5.157.1 | None |
Products include Jenkins Team Foundation Server.
How do I fix CVE-2020-2249?
No fix has been published for CVE-2020-2249 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-2249 being exploited?
There is no known exploitation of CVE-2020-2249 in the wild and no public exploit code.
Other vulnerabilities in Jenkins Team Foundation Server Plugin
- CVE-2021-21638 CSRF vulnerability in Jenkins Team Foundation Server Plugin allow capturing credentials
- CVE-2021-21637 Missing permission check in Jenkins Team Foundation Server Plugin allow capturing credentials
- CVE-2021-21636 Missing permission check in Jenkins Team Foundation Server Plugin allows enumerating credentials IDs
Sources
Also known as GHSA-w6c2-jrhh-jrxg.