CVE-2021-21643 Incorrect permission checks in Jenkins Config File Provider Plugin allow enumerating credentials IDs

What is CVE-2021-21643?

CVE-2021-21643 is a medium-severity vulnerability in Jenkins Config File Provider Plugin, published on 21 Apr 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins Config File Provider Plugin 3.7.0 and earlier does not correctly perform permission checks in several HTTP endpoints, allowing attackers with global Job/Configure permission to enumerate system-scoped credentials IDs of credentials stored in Jenkins.

Which versions are affected by CVE-2021-21643?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:config-file-provider. It affects 1 product.

Products include Jenkins Config File Provider.

How do I fix CVE-2021-21643?

Upgrade org.jenkins-ci.plugins:config-file-provider to 3.7.1 or later.

Is CVE-2021-21643 being exploited?

There is no known exploitation of CVE-2021-21643 in the wild and no public exploit code.

Other vulnerabilities in Jenkins Config File Provider Plugin

• CVE-2021-21642 XML External Entity Reference vulnerability in Jenkins Config File Provider Plugin High 8.1
• CVE-2018-1000414 CSRF vulnerability in Config File Provider Plugin High 8.1
• CVE-2023-40339 Jenkins Config File Provider Plugin improper credential masking vulnerability High 7.5
• CVE-2017-1000104 Improper Privilege Management in Jenkins Config File Provider Plugin Medium 6.5
• CVE-2021-21644 CSRF vulnerability in Jenkins Config File Provider Plugin allows deleting configuration files Medium 5.4

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3m3f-2323-64m7.