{"history":[{"alert":0,"cve":"CVE-2020-1040","id":21981,"kind":"epss","observed_at":1794500401,"payload":"{\"date\": \"2026-11-12\", \"epss\": 0.07558, \"percentile\": 0.94604}"},{"alert":0,"cve":"CVE-2020-1040","id":19598,"kind":"epss","observed_at":1794327601,"payload":"{\"date\": \"2026-11-10\", \"epss\": 0.07558, \"percentile\": 0.94571}"},{"alert":0,"cve":"CVE-2020-1040","id":17564,"kind":"epss","observed_at":1794241201,"payload":"{\"date\": \"2026-11-09\", \"epss\": 0.07558, \"percentile\": 0.94564}"},{"alert":0,"cve":"CVE-2020-1040","id":15628,"kind":"epss","observed_at":1794154800,"payload":"{\"date\": \"2026-11-08\", \"epss\": 0.07558, \"percentile\": 0.94561}"},{"alert":0,"cve":"CVE-2020-1040","id":13606,"kind":"epss","observed_at":1794068402,"payload":"{\"date\": \"2026-11-07\", \"epss\": 0.07558, \"percentile\": 0.94558}"},{"alert":0,"cve":"CVE-2020-1040","id":11388,"kind":"epss","observed_at":1793982001,"payload":"{\"date\": \"2026-11-06\", \"epss\": 0.07558, \"percentile\": 0.94549}"},{"alert":1,"cve":"CVE-2020-1040","id":9430,"kind":"cna","observed_at":1793938800,"payload":"{\"containers\": {\"adp\": [{\"providerMetadata\": {\"dateUpdated\": \"2024-08-04T06:25:01.100Z\", \"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\"}, \"references\": [{\"tags\": [\"x_refsource_MISC\", \"x_transferred\"], \"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040\"}, {\"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"], \"url\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5044\"}], \"title\": \"CVE Program Container\"}, {\"metrics\": [{\"cvssV3_1\": {\"attackComplexity\": \"LOW\", \"attackVector\": \"ADJACENT_NETWORK\", \"availabilityImpact\": \"HIGH\", \"baseScore\": 9, \"baseSeverity\": \"CRITICAL\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"scope\": \"CHANGED\", \"userInteraction\": \"NONE\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H\", \"version\": \"3.1\"}}, {\"other\": {\"content\": {\"id\": \"CVE-2020-1040\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"role\": \"CISA Coordinator\", \"timestamp\": \"2025-02-04T22:03:04.327706Z\", \"version\": \"2.0.3\"}, \"type\": \"ssvc\"}}, {\"other\": {\"content\": {\"dateAdded\": \"2021-11-03\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040\"}, \"type\": \"kev\"}}], \"problemTypes\": [{\"descriptions\": [{\"cweId\": \"CWE-20\", \"description\": \"CWE-20 Improper Input Validation\", \"lang\": \"en\", \"type\": \"CWE\"}]}], \"providerMetadata\": {\"dateUpdated\": \"2025-10-21T23:35:39.818Z\", \"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\"}, \"references\": [{\"tags\": [\"government-resource\"], \"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2021-11-03T00:00:00.000Z\", \"value\": \"CVE-2020-1040 added to CISA KEV\"}], \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"affected\": [{\"product\": \"Windows Server\", \"vendor\": \"Microsoft\", \"versions\": [{\"status\": \"affected\", \"version\": \"2016\"}, {\"status\": \"affected\", \"version\": \"2016  (Core installation)\"}, {\"status\": \"affected\", \"version\": \"2008 R2 for x64-based Systems Service Pack 1\"}, {\"status\": \"affected\", \"version\": \"2008 R2 for x64-based Systems Service Pack 1 (Core installation)\"}, {\"status\": \"affected\", \"version\": \"2012\"}, {\"status\": \"affected\", \"version\": \"2012 (Core installation)\"}, {\"status\": \"affected\", \"version\": \"2012 R2\"}, {\"status\": \"affected\", \"version\": \"2012 R2 (Core installation)\"}]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043.\"}], \"problemTypes\": [{\"descriptions\": [{\"description\": \"Remote Code Execution\", \"lang\": \"en\", \"type\": \"text\"}]}], \"providerMetadata\": {\"dateUpdated\": \"2020-07-16T23:06:06.000Z\", \"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\"}, \"references\": [{\"tags\": [\"x_refsource_MISC\"], \"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040\"}, {\"tags\": [\"x_refsource_CONFIRM\"], \"url\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5044\"}], \"x_legacyV4Record\": {\"CVE_data_meta\": {\"ASSIGNER\": \"secure@microsoft.com\", \"ID\": \"CVE-2020-1040\", \"STATE\": \"PUBLIC\"}, \"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"product_name\": \"Windows Server\", \"version\": {\"version_data\": [{\"version_value\": \"2016\"}, {\"version_value\": \"2016  (Core installation)\"}, {\"version_value\": \"2008 R2 for x64-based Systems Service Pack 1\"}, {\"version_value\": \"2008 R2 for x64-based Systems Service Pack 1 (Core installation)\"}, {\"version_value\": \"2012\"}, {\"version_value\": \"2012 (Core installation)\"}, {\"version_value\": \"2012 R2\"}, {\"version_value\": \"2012 R2 (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 Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043.\"}]}, \"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-2020-1040\", \"refsource\": \"MISC\", \"url\": \"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040\"}, {\"name\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5044\", \"refsource\": \"CONFIRM\", \"url\": \"https://nvidia.custhelp.com/app/answers/detail/a_id/5044\"}]}}}}, \"cveMetadata\": {\"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"assignerShortName\": \"microsoft\", \"cveId\": \"CVE-2020-1040\", \"datePublished\": \"2020-07-14T22:53:58.000Z\", \"dateReserved\": \"2019-11-04T00:00:00.000Z\", \"dateUpdated\": \"2025-10-21T23:35:39.818Z\", \"state\": \"PUBLISHED\"}, \"dataType\": \"CVE_RECORD\", \"dataVersion\": \"5.1\"}"},{"alert":0,"cve":"CVE-2020-1040","id":9134,"kind":"epss","observed_at":1793895600,"payload":"{\"date\": \"2026-11-05\", \"epss\": 0.07558, \"percentile\": 0.94544}"},{"alert":0,"cve":"CVE-2020-1040","id":6922,"kind":"epss","observed_at":1793809200,"payload":"{\"date\": \"2026-11-04\", \"epss\": 0.07558, \"percentile\": 0.9454}"},{"alert":0,"cve":"CVE-2020-1040","id":4699,"kind":"epss","observed_at":1793722800,"payload":"{\"date\": \"2026-11-03\", \"epss\": 0.07558, \"percentile\": 0.9453}"},{"alert":0,"cve":"CVE-2020-1040","id":2481,"kind":"epss","observed_at":1793665375,"payload":"{\"date\": \"2026-11-02\", \"epss\": 0.07393, \"percentile\": 0.94427}"},{"alert":1,"cve":"CVE-2020-1040","id":1638,"kind":"kev","observed_at":1793665375,"payload":"{\"cveID\": \"CVE-2020-1040\", \"cwes\": [\"CWE-20\"], \"dateAdded\": \"2021-11-03\", \"dueDate\": \"2022-05-03\", \"forensicTriage\": \"No\", \"knownRansomwareCampaignUse\": \"Unknown\", \"notes\": \"https://nvd.nist.gov/vuln/detail/CVE-2020-1040\", \"product\": \"Hyper-V RemoteFX\", \"requiredAction\": \"Apply updates per vendor instructions.\", \"shortDescription\": \"Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system.\", \"vendorProject\": \"Microsoft\", \"vulnerabilityName\": \"Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability\"}"}],"record":{"affected":[{"product":"Windows Server","vendor":"Microsoft","versions":[{"status":"affected","version":"2016"},{"status":"affected","version":"2016  (Core installation)"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1 (Core installation)"},{"status":"affected","version":"2012"},{"status":"affected","version":"2012 (Core installation)"},{"status":"affected","version":"2012 R2"},{"status":"affected","version":"2012 R2 (Core installation)"}]}],"cna":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-04T06:25:01.100Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5044"}],"title":"CVE Program Container"},{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2020-1040","options":[{"Exploitation":"active"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2025-02-04T22:03:04.327706Z","version":"2.0.3"},"type":"ssvc"}},{"other":{"content":{"dateAdded":"2021-11-03","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040"},"type":"kev"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2025-10-21T23:35:39.818Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["government-resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040"}],"timeline":[{"lang":"en","time":"2021-11-03T00:00:00.000Z","value":"CVE-2020-1040 added to CISA KEV"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Windows Server","vendor":"Microsoft","versions":[{"status":"affected","version":"2016"},{"status":"affected","version":"2016  (Core installation)"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1"},{"status":"affected","version":"2008 R2 for x64-based Systems Service Pack 1 (Core installation)"},{"status":"affected","version":"2012"},{"status":"affected","version":"2012 (Core installation)"},{"status":"affected","version":"2012 R2"},{"status":"affected","version":"2012 R2 (Core installation)"}]}],"descriptions":[{"lang":"en","value":"A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043."}],"problemTypes":[{"descriptions":[{"description":"Remote Code Execution","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2020-07-16T23:06:06.000Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"tags":["x_refsource_MISC"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040"},{"tags":["x_refsource_CONFIRM"],"url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5044"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secure@microsoft.com","ID":"CVE-2020-1040","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Windows Server","version":{"version_data":[{"version_value":"2016"},{"version_value":"2016  (Core installation)"},{"version_value":"2008 R2 for x64-based Systems Service Pack 1"},{"version_value":"2008 R2 for x64-based Systems Service Pack 1 (Core installation)"},{"version_value":"2012"},{"version_value":"2012 (Core installation)"},{"version_value":"2012 R2"},{"version_value":"2012 R2 (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 Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043."}]},"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-2020-1040","refsource":"MISC","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040"},{"name":"https://nvidia.custhelp.com/app/answers/detail/a_id/5044","refsource":"CONFIRM","url":"https://nvidia.custhelp.com/app/answers/detail/a_id/5044"}]}}}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2020-1040","datePublished":"2020-07-14T22:53:58.000Z","dateReserved":"2019-11-04T00:00:00.000Z","dateUpdated":"2025-10-21T23:35:39.818Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"cna_checked":1793938800,"cve":"CVE-2020-1040","description":"A remote code execution vulnerability exists when Hyper-V RemoteFX vGPU on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-1032, CVE-2020-1036, CVE-2020-1041, CVE-2020-1042, CVE-2020-1043.","epss":{"date":"2026-11-12","epss":0.07558,"percentile":0.94604},"epss_checked":1794522003,"first_seen":1793665375,"kev":{"cveID":"CVE-2020-1040","cwes":["CWE-20"],"dateAdded":"2021-11-03","dueDate":"2022-05-03","forensicTriage":"No","knownRansomwareCampaignUse":"Unknown","notes":"https://nvd.nist.gov/vuln/detail/CVE-2020-1040","product":"Hyper-V RemoteFX","requiredAction":"Apply updates per vendor instructions.","shortDescription":"Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system.","vendorProject":"Microsoft","vulnerabilityName":"Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability"},"kev_checked":1794522003,"products":"Microsoft Windows Server","references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1040","https://nvidia.custhelp.com/app/answers/detail/a_id/5044","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1040"],"score":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","provider":"CISA-ADP","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"solutions":"","state":"PUBLISHED","title":"Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability","updated_at":1794500401,"workarounds":""},"sources":[]}