{"id":"CVE-2018-0961","aliases":["EUVD-2018-1740","GHSA-g8gf-vrfp-pj5h"],"status":"published","title":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to...","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data, aka \"Hyper-V vSMB Remote Code Execution Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows 10 Servers.","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03103,"percentile":0.87848,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-05-09T19:00:00Z","modified":"2026-06-17T01:32:01Z","products":[{"vendor":"microsoft","product":"windows 10"},{"vendor":"microsoft","product":"windows 10 servers"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"}],"references":[{"url":"http://www.securitytracker.com/id/1040843","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0961","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/104032","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0961"},{"url":"https://github.com/advisories/GHSA-g8gf-vrfp-pj5h"}],"sources":{"cve":[{"id":"CVE-2018-0961","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data, aka \"Hyper-V vSMB Remote Code Execution Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows 10 Servers.","status":"published","published":"2018-05-09T19:00:00Z","modified":"2024-08-05T03:44:11.74Z","updated_at":"2026-11-02T14:35:12.596526Z"}],"euvd":[{"id":"EUVD-2018-1740","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data, aka \"Hyper-V vSMB Remote Code Execution Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows 10 Servers.","status":"published","published":"2018-05-09T19:00:00Z","modified":"2024-08-05T03:44:11Z","updated_at":"2026-11-03T02:40:17.442322Z"}],"ghsa":[{"id":"GHSA-g8gf-vrfp-pj5h","title":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to...","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data, aka \"Hyper-V vSMB Remote Code Execution Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows 10 Servers.","status":"published","published":"2022-05-14T03:18:07Z","modified":"2023-02-02T05:08:00Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:38.632929Z"}],"nvd":[{"id":"CVE-2018-0961","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data, aka \"Hyper-V vSMB Remote Code Execution Vulnerability.\" This affects Windows Server 2016, Windows 10, Windows 10 Servers.","status":"published","published":"2018-05-09T19:29:00.87Z","modified":"2026-06-17T01:32:01.433Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.4,"vector":"AV:A/AC:M/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:26.098615Z"}]}}