CVE-2021-21655 Cross-Site Request Forgery in Jenkins P4 Plugin

High 7.1 Published Updated

Attackers can force users to connect to malicious Perforce servers via CSRF, potentially exposing credentials or data in Jenkins environments.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2021-21655?

CVE-2021-21655 is a high-severity vulnerability in Jenkins P4 Plugin, published on 11 May 2021. 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

A cross-site request forgery (CSRF) vulnerability in Jenkins P4 Plugin 1.11.4 and earlier allows attackers to connect to an attacker-specified Perforce server using attacker-specified username and password.

Weakness: CWE-352

Which versions are affected by CVE-2021-21655?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:p4. It affects 1 product.

PackageAffectedFixed in
org.jenkins-ci.plugins:p4 MavenAll versions1.11.5
org.jenkins-ci.plugins:p4 MavenAll versions1.11.5

Products include Jenkins P4.

How do I fix CVE-2021-21655?

Upgrade org.jenkins-ci.plugins:p4 to 1.11.5 or later.

Is CVE-2021-21655 being exploited?

There is no known exploitation of CVE-2021-21655 in the wild and no public exploit code.

Sources

Also known as GHSA-3rj3-qp2j-4fj2.

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