CVE-2022-20618 Incorrect Permission Assignment for Critical Resource in Jenkins Bitbucket Branch Source Plugin

What is CVE-2022-20618?

CVE-2022-20618 is a medium-severity missing authorization vulnerability in Jenkins Bitbucket Branch Source Plugin, published on 12 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A missing permission check in Jenkins Bitbucket Branch Source Plugin 737.vdf9dc06105be and earlier allows attackers with Overall/Read access to enumerate credentials IDs of credentials stored in Jenkins.

Weakness: CWE-862

Which versions are affected by CVE-2022-20618?

8 open source packages ship an affected version, including org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source. It affects 1 product.

Products include Jenkins Bitbucket Branch Source.

How do I fix CVE-2022-20618?

Upgrade org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source to a fixed version for your release line: 2.9.7.2, 2.9.11.2, 725.vd9f8be0fa250 or 746.v350d2781c184.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-20618 being exploited?

There is no known exploitation of CVE-2022-20618 in the wild and no public exploit code.

Other vulnerabilities in Jenkins Bitbucket Branch Source Plugin

• CVE-2022-20619 Cross-Site Request Forgery in Jenkins Bitbucket Branch Source Plugin High 7.1
• CVE-2024-28152 Jenkins Bitbucket Branch Source Plugin has incorrect trust policy behavior for pull requests Medium 6.3
• CVE-2024-39460 Bitbucket OAuth access token exposed in the build log by Bitbucket Branch Source Plugin Medium 4.3

Sources

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

Also known as GHSA-w2mh-6xj5-f77f.