{"id":"CVE-2025-29968","aliases":["EUVD-2025-14469","GHSA-xvfx-x2hm-pgf5"],"status":"published","title":"Active Directory Certificate Services (AD CS) Denial of Service Vulnerability","description":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized attacker to deny service over a network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.02025,"percentile":0.81257,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2025-05-13T16:58:32Z","modified":"2026-06-17T09:05:59Z","products":[{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (server core installation)"},{"vendor":"microsoft","product":"windows server 2008 service pack 2"},{"vendor":"microsoft","product":"windows server 2008 service pack 2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2022, 23h2 edition (server core installation)"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2022_23h2"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29968","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-29968"},{"url":"https://github.com/advisories/GHSA-xvfx-x2hm-pgf5"}],"sources":{"cve":[{"id":"CVE-2025-29968","title":"Active Directory Certificate Services (AD CS) Denial of Service Vulnerability","description":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized attacker to deny service over a network.","status":"published","published":"2025-05-13T16:58:32.424Z","modified":"2026-02-13T19:20:53.437Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:45.797843Z"}],"euvd":[{"id":"EUVD-2025-14469","description":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized attacker to deny service over a network.","status":"published","published":"2025-05-13T16:58:32Z","modified":"2026-02-13T19:20:53Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T19:48:39.007067Z"}],"ghsa":[{"id":"GHSA-xvfx-x2hm-pgf5","title":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized...","description":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized attacker to deny service over a network.","status":"published","published":"2025-05-13T18:30:55Z","modified":"2025-05-13T18:31:00Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:02:15.83063Z"}],"nvd":[{"id":"CVE-2025-29968","description":"Improper input validation in Active Directory Certificate Services (AD CS) allows an authorized attacker to deny service over a network.","status":"published","published":"2025-05-13T17:15:57.493Z","modified":"2026-06-17T09:05:59.597Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:11:07.176032Z"}]}}