{"cve":"CVE-2020-2300","nvd":{"published":"2020-11-04T15:15:11.067","modified":"2026-06-17T03:12:10.287","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["http://www.openwall.com/lists/oss-security/2020/11/04/6","https://www.jenkins.io/security/advisory/2020-11-04/#SECURITY-2099","http://www.openwall.com/lists/oss-security/2020/11/04/6","https://www.jenkins.io/security/advisory/2020-11-04/#SECURITY-2099"],"products":["jenkins:active_directory"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-2300","score":0.01672,"percentile":0.76823,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-8wcw-cw2f-h4g2","url":"https://osv.dev/vulnerability/GHSA-8wcw-cw2f-h4g2","summary":"Improper Authentication (empty password) in Jenkins Active Directory Plugin","modified":"2024-02-16T08:15:42.020716Z","packages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:active-directory","purl":"pkg:maven/org.jenkins-ci.plugins/active-directory","ranges":[">=2.17 <2.20"],"fixed":["2.20"]},{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:active-directory","purl":"pkg:maven/org.jenkins-ci.plugins/active-directory","ranges":["<2.16.1"],"fixed":["2.16.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}