{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T11:34:42.463","vulnerabilities":[{"cve":{"id":"CVE-2021-43877","sourceIdentifier":"secure@microsoft.com","published":"2021-12-15T15:15:10.950","lastModified":"2024-11-21T06:29:58.677","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability"},{"lang":"es","value":"Una vulnerabilidad de Elevación de Privilegios en ASP.NET Core y Visual Studio"}],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.0,"impactScore":6.0},{"source":"nvd@nist.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","baseScore":4.6,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"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:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*","matchCriteriaId":"5FE4072E-3226-435C-BC61-A775D3EF2822"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:asp.net_core:5.0:*:*:*:*:*:*:*","matchCriteriaId":"A5C2DF1D-063A-432E-8E7A-39A9C7C9582D"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:asp.net_core:6.0:*:*:*:*:*:*:*","matchCriteriaId":"E907B35E-144C-43AA-9902-3F19ACAE3D77"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_2019:16.7:*:*:*:*:*:*:*","matchCriteriaId":"E47AD481-C23D-4610-B9BC-844F7B8F7A28"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*","matchCriteriaId":"DF6CF9B0-D279-42CD-A84D-48327F44422D"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_2019:16.11:*:*:*:*:*:*:*","matchCriteriaId":"99E7DAC9-17EF-40D4-AEEC-C24970B7190F"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_2022:17.0:*:*:*:*:*:*:*","matchCriteriaId":"3393F97F-05CD-4B04-A6E1-3D914652C4E5"}]}]}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43877","source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43877","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}