{"id":"CVE-1999-0227","aliases":["EUVD-1999-0227","GHSA-9w26-mqcm-f7p2"],"status":"published","title":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","description":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04972,"percentile":0.92258,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"1997-06-01T04:00:00Z","modified":"2026-06-16T21:47:57Z","products":[{"vendor":"microsoft","product":"windows_nt"}],"references":[{"url":"http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ154087","tags":["vendor-advisory","x_refsource_MSKB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0227"},{"url":"http://support.microsoft.com/default.aspx?scid=kb;[LN];Q154087"},{"url":"https://github.com/advisories/GHSA-9w26-mqcm-f7p2"}],"sources":{"cve":[{"id":"CVE-1999-0227","description":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2024-08-01T16:34:50.918Z","updated_at":"2026-11-02T14:33:53.911988Z"}],"euvd":[{"id":"EUVD-1999-0227","description":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2024-08-01T16:34:50Z","updated_at":"2026-11-03T03:50:47.919374Z"}],"ghsa":[{"id":"GHSA-9w26-mqcm-f7p2","title":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","description":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","status":"published","published":"2022-04-30T18:10:11Z","modified":"2025-04-03T03:31:47Z","updated_at":"2026-11-02T15:00:36.60124Z"}],"nvd":[{"id":"CVE-1999-0227","description":"Access violation in LSASS.EXE (LSA/LSARPC) program in Windows NT allows a denial of service.","status":"published","published":"1997-06-01T04:00:00Z","modified":"2026-06-16T21:47:57.29Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T13:58:19.254283Z"}]}}