{"id":"CVE-2017-0186","aliases":["EUVD-2017-0553","GHSA-6247-wcj8-m58c"],"status":"published","title":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a...","description":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka \"Hyper-V Denial of Service Vulnerability.\" This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0185.","severity":{"version":"3.0","score":5.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04555,"percentile":0.91654,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2017-04-12T14:00:00Z","modified":"2026-06-17T00:57:14Z","products":[{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft corporation","product":"hyper-v"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0186","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/97438","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-0186"},{"url":"https://github.com/advisories/GHSA-6247-wcj8-m58c"}],"sources":{"cve":[{"id":"CVE-2017-0186","description":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka \"Hyper-V Denial of Service Vulnerability.\" This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0185.","status":"published","published":"2017-04-12T14:00:00Z","modified":"2024-08-05T12:55:19.292Z","updated_at":"2026-11-02T14:33:22.699876Z"}],"euvd":[{"id":"EUVD-2017-0553","description":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka \"Hyper-V Denial of Service Vulnerability.\" This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0185.","status":"published","published":"2017-04-12T14:00:00Z","modified":"2024-08-05T12:55:19Z","updated_at":"2026-11-03T02:39:24.815554Z"}],"ghsa":[{"id":"GHSA-6247-wcj8-m58c","title":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a...","description":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka \"Hyper-V Denial of Service Vulnerability.\" This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0185.","status":"published","published":"2022-05-17T02:49:46Z","modified":"2023-01-27T05:06:31Z","cvss":[{"version":"3.0","score":5.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:42:56.089114Z"}],"nvd":[{"id":"CVE-2017-0186","description":"A denial of service vulnerability exists when Microsoft Hyper-V Network Switch running on a Windows 10, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, or Windows Server 2016 host server fails to properly validate input from a privileged user on a guest operating system, aka \"Hyper-V Denial of Service Vulnerability.\" This CVE ID is unique from CVE-2017-0178, CVE-2017-0179, CVE-2017-0182, CVE-2017-0183, CVE-2017-0184, and CVE-2017-0185.","status":"published","published":"2017-04-12T14:59:00.907Z","modified":"2026-06-17T00:57:14.147Z","cvss":[{"version":"3.0","score":5.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":6.3,"vector":"AV:N/AC:M/Au:S/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:03:44.86906Z"}]}}