{"id":"CVE-2000-1227","aliases":["EUVD-2000-1209","GHSA-56gc-8w28-j7xm"],"status":"published","title":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service ...","description":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.","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":"2026-11-08","score":0.13017,"percentile":0.9636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2000-12-31T05:00:00Z","modified":"2026-09-23T09:10:01Z","products":[{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_nt"}],"references":[{"url":"http://www.securityfocus.com/archive/1/63322","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/1301","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2000-1227"},{"url":"https://github.com/advisories/GHSA-56gc-8w28-j7xm"}],"sources":{"cve":[{"id":"CVE-2000-1227","description":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.","status":"published","published":"2005-06-28T04:00:00Z","modified":"2024-09-16T19:56:28.195Z","updated_at":"2026-11-02T14:33:40.909668Z"}],"euvd":[{"id":"EUVD-2000-1209","description":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.","status":"published","published":"2005-06-28T04:00:00Z","modified":"2024-09-16T19:56:28Z","updated_at":"2026-11-03T00:55:18.708292Z"}],"ghsa":[{"id":"GHSA-56gc-8w28-j7xm","title":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service ...","description":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.","status":"published","published":"2022-04-30T18:15:11Z","modified":"2023-01-30T05:05:22Z","updated_at":"2026-11-02T14:47:15.400856Z"}],"nvd":[{"id":"CVE-2000-1227","description":"Windows NT 4.0 and Windows 2000 hosts allow remote attackers to cause a denial of service (unavailable connections) by sending multiple SMB SMBnegprots requests but not reading the response that is sent back.","status":"published","published":"2000-12-31T05:00:00Z","modified":"2026-09-23T09:10:01.707Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:39.593487Z"}]}}