fkie_cve-2021-43893
Vulnerability from fkie_nvd
Published
2021-12-15 15:15
Modified
2024-11-21 06:29
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Windows Encrypting File System (EFS) Elevation of Privilege Vulnerability
References
secure@microsoft.comhttp://packetstormsecurity.com/files/165560/Microsoft-Windows-EFSRPC-Arbitrary-File-Upload-Privilege-Escalation.htmlThird Party Advisory, VDB Entry
secure@microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43893Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/165560/Microsoft-Windows-EFSRPC-Arbitrary-File-Upload-Privilege-Escalation.htmlThird Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43893Patch, Vendor Advisory
Impacted products
Vendor Product Version
microsoft windows_10 -
microsoft windows_10 -
microsoft windows_10 20h2
microsoft windows_10 20h2
microsoft windows_10 20h2
microsoft windows_10 21h1
microsoft windows_10 21h1
microsoft windows_10 21h1
microsoft windows_10 21h2
microsoft windows_10 21h2
microsoft windows_10 21h2
microsoft windows_10 1607
microsoft windows_10 1607
microsoft windows_10 1809
microsoft windows_10 1809
microsoft windows_10 1809
microsoft windows_10 1909
microsoft windows_10 1909
microsoft windows_10 1909
microsoft windows_10 2004
microsoft windows_10 2004
microsoft windows_10 2004
microsoft windows_11 -
microsoft windows_11 -
microsoft windows_7 -
microsoft windows_7 -
microsoft windows_8.1 -
microsoft windows_8.1 -
microsoft windows_rt_8.1 -
microsoft windows_server 20h2
microsoft windows_server 2022
microsoft windows_server_2008 r2
microsoft windows_server_2008 r2
microsoft windows_server_2008 r2
microsoft windows_server_2012 -
microsoft windows_server_2012 r2
microsoft windows_server_2016 -
microsoft windows_server_2016 2004
microsoft windows_server_2019 -


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   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Windows Encrypting File System (EFS) Elevation of Privilege Vulnerability",
      },
      {
         lang: "es",
         value: "Una vulnerabilidad de Elevación de Privilegios en Windows Encrypting File System (EFS)",
      },
   ],
   id: "CVE-2021-43893",
   lastModified: "2024-11-21T06:29:59.850",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "SINGLE",
               availabilityImpact: "PARTIAL",
               baseScore: 6,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "PARTIAL",
               vectorString: "AV:N/AC:M/Au:S/C:P/I:P/A:P",
               version: "2.0",
            },
            exploitabilityScore: 6.8,
            impactScore: 6.4,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
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            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
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               baseScore: 7.5,
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               confidentialityImpact: "HIGH",
               integrityImpact: "HIGH",
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               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
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            },
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         {
            cvssData: {
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               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 7.5,
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               integrityImpact: "HIGH",
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               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
               version: "3.1",
            },
            exploitabilityScore: 1.6,
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            source: "nvd@nist.gov",
            type: "Primary",
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   },
   published: "2021-12-15T15:15:11.330",
   references: [
      {
         source: "secure@microsoft.com",
         tags: [
            "Third Party Advisory",
            "VDB Entry",
         ],
         url: "http://packetstormsecurity.com/files/165560/Microsoft-Windows-EFSRPC-Arbitrary-File-Upload-Privilege-Escalation.html",
      },
      {
         source: "secure@microsoft.com",
         tags: [
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            "Vendor Advisory",
         ],
         url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43893",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
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         ],
         url: "http://packetstormsecurity.com/files/165560/Microsoft-Windows-EFSRPC-Arbitrary-File-Upload-Privilege-Escalation.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
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         url: "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43893",
      },
   ],
   sourceIdentifier: "secure@microsoft.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-668",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
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}


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