{"id":"CVE-2016-0050","aliases":["EUVD-2016-0088","GHSA-xjxg-cjfr-wxm6"],"status":"published","title":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold...","description":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\"","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.17879,"percentile":0.97194,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2016-02-10T11:00:00Z","modified":"2026-06-17T00:36:51Z","products":[{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"}],"references":[{"url":"http://www.securitytracker.com/id/1034986","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-021","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-0050"},{"url":"https://github.com/advisories/GHSA-xjxg-cjfr-wxm6"}],"sources":{"cve":[{"id":"CVE-2016-0050","description":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\"","status":"published","published":"2016-02-10T11:00:00Z","modified":"2024-08-05T22:08:12.736Z","updated_at":"2026-11-02T14:33:37.12286Z"}],"euvd":[{"id":"EUVD-2016-0088","description":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\"","status":"published","published":"2016-02-10T11:00:00Z","modified":"2024-08-05T22:08:12Z","updated_at":"2026-11-03T02:23:02.73611Z"}],"ghsa":[{"id":"GHSA-xjxg-cjfr-wxm6","title":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold...","description":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\"","status":"published","published":"2022-05-14T01:05:07Z","modified":"2023-02-02T05:02:55Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:51:32.364862Z"}],"nvd":[{"id":"CVE-2016-0050","description":"Network Policy Server (NPS) in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 misparses username queries, which allows remote attackers to cause a denial of service (RADIUS authentication outage) via crafted requests, aka \"Network Policy Server RADIUS Implementation Denial of Service Vulnerability.\"","status":"published","published":"2016-02-10T11:59:14.567Z","modified":"2026-06-17T00:36:51.257Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:03:21.143462Z"}]}}