cve-2021-28476
Vulnerability from cvelistv5
Published
2021-05-11 19:11
Modified
2024-08-03 21:47
Summary
Windows Hyper-V Remote Code Execution Vulnerability
Impacted products
Vendor Product Version
Microsoft Windows 10 Version 1809 Version: 10.0.0   < 10.0.17763.1935
    cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.1935:*:*:*:*:*:x64:*
Microsoft Windows Server 2019 Version: 10.0.0   < 10.0.17763.1935
    cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.1935:*:*:*:*:*:*:*
Microsoft Windows Server 2019 (Server Core installation) Version: 10.0.0   < 10.0.17763.1935
    cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.1935:*:*:*:*:*:*:*
Microsoft Windows 10 Version 1909 Version: 10.0.0   < 10.0.18363.1556
    cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1556:*:*:*:*:*:x64:*
Microsoft Windows Server, version 1909 (Server Core installation) Version: 10.0.0   < 10.0.18363.1556
    cpe:2.3:o:microsoft:windows_server_1909:10.0.18363.1556:*:*:*:*:*:*:*
Microsoft Windows 10 Version 2004 Version: 10.0.0   < 10.0.19041.982
    cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.982:*:*:*:*:*:x64:*
Microsoft Windows Server version 2004 Version: 10.0.0   < 10.0.19041.982
    cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.982:*:*:*:*:*:*:*
Microsoft Windows Server version 20H2 Version: 10.0.0   < 10.0.19042.982
    cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.982:*:*:*:*:*:*:*
Microsoft Windows 10 Version 1507 Version: 10.0.0   < 10.0.10240.18931
    cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.18931:*:*:*:*:*:x64:*
Microsoft Windows 10 Version 1607 Version: 10.0.0   < 10.0.14393.4401
    cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4401:*:*:*:*:*:x64:*
Microsoft Windows Server 2016 Version: 10.0.0   < 10.0.14393.4401
    cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4401:*:*:*:*:*:*:*
Microsoft Windows Server 2016 (Server Core installation) Version: 10.0.0   < 10.0.14393.4401
    cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4401:*:*:*:*:*:*:*
Microsoft Windows 7 Service Pack 1 Version: 6.1.0   < 6.1.7601.24597
Version: 6.1.0   < 6.1.7601.24598
    cpe:2.3:o:microsoft:windows_7:6.1.7601.24597:sp1:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_7:6.1.7601.24598:sp1:*:*:*:*:x64:*
Microsoft Windows 8.1 Version: 6.3.0   < 6.3.9600.20017
    cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20017:*:*:*:*:*:x64:*
Microsoft Windows Server 2008 Service Pack 2 Version: 6.0.0   < 6.0.6003.21117
    cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21117:*:*:*:*:*:x86:*
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) Version: 6.0.0   < 6.0.6003.21117
    cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21117:*:*:*:*:*:x86:*
Microsoft Windows Server 2008 R2 Service Pack 1 Version: 6.1.0   < 6.1.7601.24597
Version: 6.1.0   < 6.1.7601.24598
    cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.24597:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.24598:*:*:*:*:*:x64:*
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) Version: 6.0.0   < 6.1.7601.24597
Version: 6.0.0   < 6.1.7601.24598
    cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.24597:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.24598:*:*:*:*:*:x64:*
Microsoft Windows Server 2012 Version: 6.2.0   < 6.2.9200.23347
    cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23347:*:*:*:*:*:x64:*
Microsoft Windows Server 2012 (Server Core installation) Version: 6.2.0   < 6.2.9200.23347
    cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23347:*:*:*:*:*:x64:*
Microsoft Windows Server 2012 R2 Version: 6.3.0   < 6.3.9600.20017
    cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20017:*:*:*:*:*:x64:*
Microsoft Windows Server 2012 R2 (Server Core installation) Version: 6.3.0   < 6.3.9600.20017
    cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20017:*:*:*:*:*:x64:*
Show details on NVD website


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          "value": "Windows Hyper-V Remote Code Execution Vulnerability"
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      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.9,
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C",
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      "problemTypes": [
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              "lang": "en-US",
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      "providerMetadata": {
        "dateUpdated": "2023-12-28T23:57:10.015Z",
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          "url": "http://packetstormsecurity.com/files/163497/Microsoft-Hyper-V-vmswitch.sys-Proof-Of-Concept.html"
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      "title": "Windows Hyper-V Remote Code Execution Vulnerability"
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  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-28476\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-05-11T19:15:09.133\",\"lastModified\":\"2024-11-21T05:59:44.703\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Windows Hyper-V Remote Code Execution Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota de Hyper-V\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":9.9,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.1,\"impactScore\":6.0},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H\",\"baseScore\":9.9,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.1,\"impactScore\":6.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:P/I:P/A:P\",\"baseScore\":6.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"084984D5-D241-497B-B118-50C6C1EAD468\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"21074553-EDF2-468D-8E79-C39851B5BC79\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"897A48D7-FCA1-4560-AFBB-718AF19BA3A2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"1981BA0D-0920-40C0-8A6A-5D5A1B221560\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"6CF580BA-6938-40F6-9D86-F43044A6BACA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"61F0792D-7587-4297-8EE7-D4DC3A30EE84\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"09D9A720-8D3C-4699-AC57-CB4531E5BFEB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*\",\"matchCriteriaId\":\"7FE8B00B-4F39-4755-A323-8AD71F5E3EBE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"C936FD4F-959C-43B8-9917-E2A0DF4A8793\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:*\",\"matchCriteriaId\":\"2127D10C-B6F3-4C1D-B9AA-5D78513CC996\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*\",\"matchCriteriaId\":\"AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A7DF96F8-BA6A-4780-9CA3-F719B3F81074\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB18C4CE-5917-401E-ACF7-2747084FD36E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4A190388-AA82-4504-9D5A-624F23268C9F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C253A63F-03AB-41CB-A03A-B2674DEA98AA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0B60D940-80C7-49F0-8F4E-3F99AC15FA82\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB79EE26-FC32-417D-A49C-A1A63165A968\"}]}]}],\"references\":[{\"url\":\"http://packetstormsecurity.com/files/163497/Microsoft-Hyper-V-vmswitch.sys-Proof-Of-Concept.html\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28476\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"http://packetstormsecurity.com/files/163497/Microsoft-Hyper-V-vmswitch.sys-Proof-Of-Concept.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28476\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.