{"id":"CVE-2025-21313","aliases":["EUVD-2025-2378","GHSA-54qx-6c6v-96w4"],"status":"published","title":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","description":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","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":0.01737,"percentile":0.78002,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-833"],"published":"2025-01-14T18:04:48Z","modified":"2026-06-17T08:43:04Z","products":[{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows server 2022, 23h2 edition (server core installation)"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_server_2022_23h2"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21313","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21313"},{"url":"https://github.com/advisories/GHSA-54qx-6c6v-96w4"}],"sources":{"cve":[{"id":"CVE-2025-21313","title":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","description":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","status":"published","published":"2025-01-14T18:04:48.603Z","modified":"2026-06-09T18:30:12.345Z","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-833"],"updated_at":"2026-11-02T14:32:32.30152Z"}],"euvd":[{"id":"EUVD-2025-2378","description":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","status":"published","published":"2025-01-14T18:04:48Z","modified":"2026-06-09T18:30:12Z","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":"2026-11-02T18:20:46.299732Z"}],"ghsa":[{"id":"GHSA-54qx-6c6v-96w4","title":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","description":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","status":"published","published":"2025-01-14T18:32:04Z","modified":"2025-01-14T18:32:15Z","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-833"],"updated_at":"2026-11-02T14:59:31.239029Z"}],"nvd":[{"id":"CVE-2025-21313","description":"Windows Security Account Manager (SAM) Denial of Service Vulnerability","status":"published","published":"2025-01-14T18:15:55.007Z","modified":"2026-06-17T08:43:04.473Z","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-833"],"updated_at":"2026-11-02T14:10:48.713733Z"}]}}