QID 731286

Date Published: 2024-03-25

QID 731286: Jenkins Core Denial of Service (DoS) Vulnerability (SECURITY-3379 Jenkins Security Advisory 2024-03-20)

Jenkins is an open-source automation server written in Java. Jenkins helps to automate the non-human part of the software development process, with continuous integration and facilitating technical aspects of continuous delivery.

CVE-2024-22201: Jenkins 2.443 and earlier, LTS 2.440.1 and earlier bundles versions of Jetty affected by the security vulnerability. This vulnerability allows unauthenticated attackers to cause a denial of service.

Affected Versions:
Jenkins weekly up to and including 2.443.
Jenkins LTS up to and including 2.440.1.

Fixed Versions:
Jenkins weekly should be updated to version 2.444.
Jenkins LTS should be updated to version 2.440.2.

QID Detection Logic (Unauthenticated):
This QID detects vulnerable versions of Jenkins core from the HTTP response header.

Note: This QID is marked as Practice as the vulnerability has a workaround which, cannot be reliably detected in the detection.

A successful exploitation of this vulnerability may allows unauthenticated attackers to cause a denial of service.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as High - 7.8 severity.

Solution

Customers are advised to upgrade to the latest Jenkins version
For further details refer to SECURITY-3379 Jenkins Security Advisory 2024-03-20

Workaround:
Administrators unable to update to these releases of Jenkins (or newer) are advised to disable HTTP/2.

Vendor References

Jenkins Security Advisory 2024-03-20 - www.jenkins.io/security/advisory/2024-03-20/

CVEs related to QID 731286

CVE-2024-22201 |

Software Advisories

Advisory ID	Software	Component	Link
SECURITY-3379 Jenkins Security Advisory 2024-03-20			www.jenkins.io/security/advisory/2024-03-20/

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