4.3

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2022-34817

CVE-2022-34817: Cross-Site Request Forgery in Jenkins Failed Job Deactivator Plugin

A cross-site request forgery (CSRF) vulnerability in Jenkins Failed Job Deactivator Plugin 1.2.1 and earlier allows attackers to disable jobs. This CSRF vulnerability is only exploitable in Jenkins 2.286 and earlier, LTS 2.277.1 and earlier. See the LTS upgrade guide.

(GitHub Advisory)

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CVE-2022-34817

CVE-2022-34817:

4.3

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
de.einsundeins.jenkins.plugins.failedjobdeactivator:failedJobDeactivator	maven	<= 1.2.1

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability stems from: 1) Missing permission checks in HTTP endpoints 2) Lack of POST request enforcement (CSRF vector). Jenkins plugins typically handle actions through methods like do[ActionName] in Java servlets. The advisory explicitly mentions endpoints that don't require POST requests - a hallmark of CSRF vulnerabilities in Jenkins. The job disable functionality would logically be handled by methods like doDisableJob/doToggleJob. Even without seeing the exact code, Jenkins security best practices dictate that state-changing operations should use @RequirePOST and check CSRF tokens (via StaplerRequest.checkCsrfToken()). The absence of these protections aligns with the described vulnerability.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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