{
  "GSD": {
    "alias": "CVE-2020-16910",
    "description": "A security feature bypass vulnerability exists when Microsoft Windows fails to handle file creation permissions, which could allow an attacker to create files in a protected Unified Extensible Firmware Interface (UEFI) location.To exploit this vulnerability, an attacker could run a specially crafted application to bypass Unified Extensible Firmware Interface (UEFI) variable security in Windows.The security update addresses the vulnerability by correcting security feature behavior to enforce permissions., aka \u0027Windows Security Feature Bypass Vulnerability\u0027.",
    "id": "GSD-2020-16910"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-16910"
      ],
      "details": "A security feature bypass vulnerability exists when Microsoft Windows fails to handle file creation permissions, which could allow an attacker to create files in a protected Unified Extensible Firmware Interface (UEFI) location.To exploit this vulnerability, an attacker could run a specially crafted application to bypass Unified Extensible Firmware Interface (UEFI) variable security in Windows.The security update addresses the vulnerability by correcting security feature behavior to enforce permissions., aka \u0027Windows Security Feature Bypass Vulnerability\u0027.",
      "id": "GSD-2020-16910",
      "modified": "2023-12-13T01:21:46.203031Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secure@microsoft.com",
        "ID": "CVE-2020-16910",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Windows 10 Version 1803",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1809",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server 2019",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server 2019 (Server Core installation)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1909",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server, version 1909 (Server Core installation)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1709 for 32-bit Systems",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1709",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1903 for 32-bit Systems",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1903 for x64-based Systems",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1903 for ARM64-based Systems",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server, version 1903 (Server Core installation)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 2004",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server version 2004",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1507",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows 10 Version 1607",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server 2016",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Windows Server 2016 (Server Core installation)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "10.0.0",
                          "version_value": "publication"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Microsoft"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "\u003cp\u003eA security feature bypass vulnerability exists when Microsoft Windows fails to handle file creation permissions, which could allow an attacker to create files in a protected Unified Extensible Firmware Interface (UEFI) location.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an attacker could run a specially crafted application to bypass Unified Extensible Firmware Interface (UEFI) variable security in Windows.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting security feature behavior to enforce permissions.\u003c/p\u003e\n"
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Security Feature Bypass"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16910",
            "refsource": "MISC",
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16910"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "21540673-614A-4D40-8BD7-3F07723803B0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E01A4CCA-4C43-46E0-90E6-3E4DBFBACD64",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*",
                    "matchCriteriaId": "83B14968-3985-43C3-ACE5-8307196EFAE3",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*",
                    "matchCriteriaId": "7CB85C75-4D35-480E-843D-60579EC75FCB",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*",
                    "matchCriteriaId": "AAE74AF3-C559-4645-A6C0-25C3D647AAC8",
                    "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_2016:1903:*:*:*:*:*:*:*",
                    "matchCriteriaId": "5B921FDB-8E7D-427E-82BE-4432585080CF",
                    "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",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "\u003cp\u003eA security feature bypass vulnerability exists when Microsoft Windows fails to handle file creation permissions, which could allow an attacker to create files in a protected Unified Extensible Firmware Interface (UEFI) location.\u003c/p\u003e\n\u003cp\u003eTo exploit this vulnerability, an attacker could run a specially crafted application to bypass Unified Extensible Firmware Interface (UEFI) variable security in Windows.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting security feature behavior to enforce permissions.\u003c/p\u003e\n"
          },
          {
            "lang": "es",
            "value": "Se presenta una vulnerabilidad de omisi\u00f3n de la caracter\u00edstica de seguridad cuando Microsoft Windows presenta un fallo al manejar permisos de creaci\u00f3n de archivos, lo que podr\u00eda permitir a un atacante crear archivos en una ubicaci\u00f3n protegida de Unified Extensible Firmware Interface (UEFI). Para explotar esta vulnerabilidad, un atacante podr\u00eda correr una aplicaci\u00f3n especialmente dise\u00f1ada para omitir la seguridad variable de Unified Extensible Firmware Interface (UEFI) en Windows. La actualizaci\u00f3n de seguridad aborda la vulnerabilidad mediante la correcci\u00f3n del comportamiento de la caracter\u00edstica de seguridad para hacer cumplir los permisos, tambi\u00e9n se conoce como \"Windows Security Feature Bypass Vulnerability\""
          }
        ],
        "id": "CVE-2020-16910",
        "lastModified": "2023-12-31T20:15:50.680",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 6.2,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.5,
              "impactScore": 3.6,
              "source": "secure@microsoft.com",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Secondary"
            }
          ]
        },
        "published": "2020-10-16T23:15:14.257",
        "references": [
          {
            "source": "secure@microsoft.com",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16910"
          }
        ],
        "sourceIdentifier": "secure@microsoft.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-281"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}