{
  "id": "CVE-2022-21899",
  "sourceIdentifier": "secure@microsoft.com",
  "published": "2022-01-11T21:15:12.413",
  "lastModified": "2022-01-19T18:05:06.087",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Windows Extensible Firmware Interface Security Feature Bypass Vulnerability."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de Omisi\u00f3n de la Funcionalidad de Seguridad de Windows Extensible Firmware Interface"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secure@microsoft.com",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ]
    }
  ],
  "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:-:*:*:*:*:*:x86:*",
              "matchCriteriaId": "BA592626-F17C-4F46-823B-0947D102BBD2"
            },
            {
              "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_7:-:sp1:*:*:*:*:x86:*",
              "matchCriteriaId": "06BBFA69-94E2-4BAB-AFD3-BC434B11D106"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C"
            },
            {
              "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"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21899",
      "source": "secure@microsoft.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-052/",
      "source": "secure@microsoft.com",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}