Jenkins OpenId Connect Authentication Plugin 4.452.v2849b_d3945fa_ and earlier, except 4.438.440.v3f5f201de5dc, treats usernames as case-insensitive, allowing attackers on Jenkins instances configured with a case-sensitive OpenID Connect provider to log in as any user by providing a username that differs only in letter case, potentially gaining administrator access to Jenkins.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-0186 Improper handling of case sensitivity in Jenkins OpenId Connect Authentication Plugin
Github GHSA Github GHSA GHSA-q9cm-88jx-3vfw Improper handling of case sensitivity in Jenkins OpenId Connect Authentication Plugin
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 07 May 2025 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Jenkins
Jenkins openid Connect Authentication
CPEs cpe:2.3:a:jenkins:openid_connect_authentication:*:*:*:*:*:jenkins:*:*
Vendors & Products Jenkins
Jenkins openid Connect Authentication

Tue, 18 Mar 2025 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-276
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Tue, 18 Feb 2025 20:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-276
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Thu, 23 Jan 2025 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-276
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 22 Jan 2025 17:15:00 +0000

Type Values Removed Values Added
Description Jenkins OpenId Connect Authentication Plugin 4.452.v2849b_d3945fa_ and earlier, except 4.438.440.v3f5f201de5dc, treats usernames as case-insensitive, allowing attackers on Jenkins instances configured with a case-sensitive OpenID Connect provider to log in as any user by providing a username that differs only in letter case, potentially gaining administrator access to Jenkins.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: jenkins

Published:

Updated: 2025-03-18T14:52:01.739Z

Reserved: 2025-01-21T12:41:49.875Z

Link: CVE-2025-24399

cve-icon Vulnrichment

Updated: 2025-01-23T14:45:49.514Z

cve-icon NVD

Status : Analyzed

Published: 2025-01-22T17:15:13.853

Modified: 2025-05-07T20:03:36.527

Link: CVE-2025-24399

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.