{"api_version":"1","generated_at":"2026-05-03T11:19:51+00:00","cve":"CVE-2019-0550","urls":{"html":"https://cve.report/CVE-2019-0550","api":"https://cve.report/api/cve/CVE-2019-0550.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-0550","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-0550"},"summary":{"title":"CVE-2019-0550","description":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka \"Windows Hyper-V Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 10, Windows Server 2019. This CVE ID is unique from CVE-2019-0551.","state":"PUBLIC","assigner":"secure@microsoft.com","published_at":"2019-01-08 21:29:00","updated_at":"2019-01-14 17:57:00"},"problem_types":["CWE-20"],"metrics":[],"references":[{"url":"http://www.securityfocus.com/bid/106385","name":"106385","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Microsoft Windows Hyper-V CVE-2019-0550 Remote Code Execution Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0550","name":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0550","refsource":"CONFIRM","tags":["Patch","Vendor Advisory"],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-0550","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-0550","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10","cpe6":"1803","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10","cpe6":"1809","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10","cpe6":"1803","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10","cpe6":"1809","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2016","cpe6":"1803","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2016","cpe6":"1803","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2019","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"550","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2019","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"secure@microsoft.com","ID":"CVE-2019-0550","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Windows 10 Servers","version":{"version_data":[{"version_value":"version 1803  (Server Core Installation)"}]}},{"product_name":"Windows 10","version":{"version_data":[{"version_value":"Version 1803 for 32-bit Systems"},{"version_value":"Version 1803 for ARM64-based Systems"},{"version_value":"Version 1803 for x64-based Systems"},{"version_value":"Version 1809 for 32-bit Systems"},{"version_value":"Version 1809 for ARM64-based Systems"},{"version_value":"Version 1809 for x64-based Systems"}]}},{"product_name":"Windows Server 2019","version":{"version_data":[{"version_value":"(Server Core installation)"}]}}]},"vendor_name":"Microsoft"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka \"Windows Hyper-V Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 10, Windows Server 2019. This CVE ID is unique from CVE-2019-0551."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Remote Code Execution"}]}]},"references":{"reference_data":[{"name":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0550","refsource":"CONFIRM","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0550"},{"name":"106385","refsource":"BID","url":"http://www.securityfocus.com/bid/106385"}]}},"nvd":{"publishedDate":"2019-01-08 21:29:00","lastModifiedDate":"2019-01-14 17:57:00","problem_types":["CWE-20"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH"},"exploitabilityScore":1.7,"impactScore":6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:A/AC:L/Au:S/C:C/I:C/A:C","accessVector":"ADJACENT_NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":7.7},"severity":"HIGH","exploitabilityScore":5.1,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2019","CveId":"550","Ordinal":"136964","Title":"CVE-2019-0550","CVE":"CVE-2019-0550","Year":"2019"},"notes":[{"CveYear":"2019","CveId":"550","Ordinal":"1","NoteData":"A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka \"Windows Hyper-V Remote Code Execution Vulnerability.\" This affects Windows 10 Servers, Windows 10, Windows Server 2019. This CVE ID is unique from CVE-2019-0551.","Type":"Description","Title":null},{"CveYear":"2019","CveId":"550","Ordinal":"2","NoteData":"2019-01-08","Type":"Other","Title":"Published"},{"CveYear":"2019","CveId":"550","Ordinal":"3","NoteData":"2019-01-09","Type":"Other","Title":"Modified"}]}}}