{"id":"CVE-2001-0006","aliases":["EUVD-2001-0006","GHSA-cgm8-c3pr-78fr"],"status":"published","title":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control...","description":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to \"No Access\" and disable Winsock network connectivity to cause a denial of service, aka the \"Winsock Mutex\" vulnerability.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03002,"percentile":0.87465,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-732"],"published":"2001-02-12T05:00:00Z","modified":"2026-06-16T21:53:28Z","exploits":[{"source":"exploitdb","id":"EDB-20596","title":"Microsoft Windows NT 4.0 - Networking Mutex Denial of Service","type":"dos","platform":"windows","date":"2001-01-24","verified":true,"url":"https://www.exploit-db.com/exploits/20596"}],"products":[{"vendor":"microsoft","product":"windows_nt"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=98075221915234\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Mailing List"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-003","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Release Notes","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6006","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0006"},{"url":"https://github.com/advisories/GHSA-cgm8-c3pr-78fr"}],"sources":{"cve":[{"id":"CVE-2001-0006","description":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to \"No Access\" and disable Winsock network connectivity to cause a denial of service, aka the \"Winsock Mutex\" vulnerability.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-12-03T15:43:09.651Z","updated_at":"2026-11-02T14:34:43.032065Z"}],"euvd":[{"id":"EUVD-2001-0006","description":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to \"No Access\" and disable Winsock network connectivity to cause a denial of service, aka the \"Winsock Mutex\" vulnerability.","status":"published","published":"2001-05-07T04:00:00Z","modified":"2024-12-03T15:43:09Z","updated_at":"2026-11-03T00:04:42.176683Z"}],"ghsa":[{"id":"GHSA-cgm8-c3pr-78fr","title":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control...","description":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to \"No Access\" and disable Winsock network connectivity to cause a denial of service, aka the \"Winsock Mutex\" vulnerability.","status":"published","published":"2022-04-30T18:15:12Z","modified":"2024-02-04T05:06:58Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:55:33.593991Z"}],"nvd":[{"id":"CVE-2001-0006","description":"The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to \"No Access\" and disable Winsock network connectivity to cause a denial of service, aka the \"Winsock Mutex\" vulnerability.","status":"published","published":"2001-02-12T05:00:00Z","modified":"2026-06-16T21:53:28.59Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:00:39.593487Z"}]}}