gsd-2021-26434
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Visual Studio Elevation of Privilege Vulnerability
Aliases
Aliases
CVE-2021-26434


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-26434",
    "description": "Visual Studio Elevation of Privilege Vulnerability",
    "id": "GSD-2021-26434",
    "references": [
      "https://security.archlinux.org/CVE-2021-26434"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-26434"
      ],
      "details": "Visual Studio Elevation of Privilege Vulnerability",
      "id": "GSD-2021-26434",
      "modified": "2023-12-13T01:23:33.254187Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secure@microsoft.com",
        "ID": "CVE-2021-26434",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "15.9.0",
                          "version_value": "15.9.39"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.0",
                          "version_value": "16.4.26"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.0.0",
                          "version_value": "16.7.19"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "15.0.0",
                          "version_value": "16.9.11"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.11.0",
                          "version_value": "16.11.3"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Microsoft"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Visual Studio Elevation of Privilege Vulnerability"
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Elevation of Privilege"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434",
            "refsource": "MISC",
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434"
          },
          {
            "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-1077/",
            "refsource": "MISC",
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1077/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "CE03B37D-72FE-4C25-BE62-9C422AEFC80E",
                    "versionEndIncluding": "15.9",
                    "versionStartIncluding": "15.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C9984FFB-8AFA-438F-B762-B98649B64B23",
                    "versionEndIncluding": "16.11",
                    "versionStartIncluding": "16.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "Visual Studio Elevation of Privilege Vulnerability"
          },
          {
            "lang": "es",
            "value": "Una Vulnerabilidad de Elevaci\u00f3n de Privilegios en Visual Studio"
          }
        ],
        "id": "CVE-2021-26434",
        "lastModified": "2023-12-28T20:15:46.443",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.2,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "secure@microsoft.com",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Secondary"
            }
          ]
        },
        "published": "2021-09-15T12:15:09.150",
        "references": [
          {
            "source": "secure@microsoft.com",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26434"
          },
          {
            "source": "secure@microsoft.com",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1077/"
          }
        ],
        "sourceIdentifier": "secure@microsoft.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-732"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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