CVE-2020-2300

CRITICAL

Jenkins Active Directory Plugin <2.19 - Auth Bypass

Title source: llm
STIX 2.1

Description

Jenkins Active Directory Plugin 2.19 and earlier does not prohibit the use of an empty password in Windows/ADSI mode, which allows attackers to log in to Jenkins as any user depending on the configuration of the Active Directory server.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/11/04/6

Scores

CVSS v3 9.8
EPSS 0.0019
EPSS Percentile 40.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (2)
jenkins/active_directory < 2.19
org.jenkins-ci.plugins/active-directory 2.17 - 2.20Maven
Published Nov 04, 2020
Tracked Since Feb 18, 2026