{"id":"CVE-1999-0496","aliases":["EUVD-1999-0495","GHSA-5669-f2cv-m5hv"],"status":"published","title":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed...","description":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed regardless of the user's permissions, aka GetAdmin.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01396,"percentile":0.72604,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"1997-01-01T05:00:00Z","modified":"2026-06-16T21:48:31Z","products":[{"vendor":"microsoft","product":"windows_nt"}],"references":[{"url":"http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ146965","tags":["vendor-advisory","x_refsource_MSKB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0496"},{"url":"http://support.microsoft.com/default.aspx?scid=kb;[LN];Q146965"},{"url":"https://github.com/advisories/GHSA-5669-f2cv-m5hv"}],"sources":{"cve":[{"id":"CVE-1999-0496","description":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed regardless of the user's permissions, aka GetAdmin.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2024-08-01T16:41:45.298Z","updated_at":"2026-11-02T14:33:53.60785Z"}],"euvd":[{"id":"EUVD-1999-0495","description":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed regardless of the user's permissions, aka GetAdmin.","status":"published","published":"1999-09-29T04:00:00Z","modified":"2024-08-01T16:41:45Z","updated_at":"2026-11-03T03:50:46.451705Z"}],"ghsa":[{"id":"GHSA-5669-f2cv-m5hv","title":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed...","description":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed regardless of the user's permissions, aka GetAdmin.","status":"published","published":"2022-04-30T18:10:42Z","modified":"2025-04-03T03:32:30Z","updated_at":"2026-11-02T15:00:36.60124Z"}],"nvd":[{"id":"CVE-1999-0496","description":"A Windows NT 4.0 user can gain administrative rights by forcing NtOpenProcessToken to succeed regardless of the user's permissions, aka GetAdmin.","status":"published","published":"1997-01-01T05:00:00Z","modified":"2026-06-16T21:48:31.363Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T13:58:19.254283Z"}]}}