{"id":"CVE-2019-1470","aliases":["EUVD-2019-10027","GHSA-frv3-8pxq-29h4"],"status":"published","title":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system...","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","severity":{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.06669,"percentile":0.9394,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-200"],"published":"2019-12-10T21:41:01Z","modified":"2026-06-17T02:28:40Z","products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows 10 version 1903 for x64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1909 for x64-based systems"},{"vendor":"microsoft","product":"windows server"},{"vendor":"microsoft","product":"windows server, version 1903 (server core installation)"},{"vendor":"microsoft","product":"windows server, version 1909 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_7"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1470","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1470"},{"url":"https://github.com/advisories/GHSA-frv3-8pxq-29h4"}],"sources":{"cve":[{"id":"CVE-2019-1470","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-12-10T21:41:01Z","modified":"2024-08-04T18:20:27.495Z","updated_at":"2026-11-02T14:20:26.034547Z"}],"euvd":[{"id":"EUVD-2019-10027","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-12-10T21:41:01Z","modified":"2024-08-04T18:20:27Z","updated_at":"2026-11-03T03:06:57.636947Z"}],"ghsa":[{"id":"GHSA-frv3-8pxq-29h4","title":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system...","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2022-05-24T17:03:07Z","modified":"2023-01-29T05:00:38Z","updated_at":"2026-11-02T14:44:37.925447Z"}],"nvd":[{"id":"CVE-2019-1470","description":"An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.","status":"published","published":"2019-12-10T22:15:17.04Z","modified":"2026-06-17T02:28:40.347Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20","CWE-200"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}