CVE-2020-2286 Improper authorization due to caching in Jenkins Role-based Authorization Strategy Plugin

What is CVE-2020-2286?

CVE-2020-2286 is a high-severity missing authorization vulnerability in Jenkins Role-based Authorization Strategy Plugin, published on 8 Oct 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Jenkins Role-based Authorization Strategy Plugin 3.0 and earlier does not properly invalidate a permission cache when the configuration is changed, resulting in permissions being granted based on an outdated configuration.

Which versions are affected by CVE-2020-2286?

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

Products include Jenkins Role-Based Authorization Strategy.

How do I fix CVE-2020-2286?

Upgrade org.jenkins-ci.plugins:role-strategy to 3.1 or later.

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

Is CVE-2020-2286 being exploited?

There is no known exploitation of CVE-2020-2286 in the wild and no public exploit code.

Other vulnerabilities in Jenkins Role-based Authorization Strategy Plugin

• CVE-2023-28668 Jenkins Role-based Authorization Strategy Plugin grants permissions even after they’ve been disabled Critical 9.8
• CVE-2017-1000090 CSRF vulnerability in Jenkins Role-based Authorization Strategy Plugin configuration High 8.8
• CVE-2021-21624 Incorrect permission checks in Jenkins Role-based Authorization Strategy Plugin may allow accessing some items Medium 4.3

Sources

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

Also known as GHSA-25g4-p347-x748.