{ "containers": { "cna": { "title": "ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability", "datePublic": "2021-12-14T08:00:00.000Z", "affected": [ { "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)", "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "16.0.0", "lessThan": "16.7.23", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "15.0.0", "lessThan": "16.9.15", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)", "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "16.11.0", "lessThan": "16.11.8", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.0", "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2022:17.0:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "17.0.0", "lessThan": "17.0.3", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "ASP.NET Core 3.1", "cpes": [ "cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "3.0", "lessThan": "3.1.22", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "ASP.NET Core 5.0", "cpes": [ "cpe:2.3:a:microsoft:asp.net_core:5.0:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "5.0", "lessThan": "5.0.13", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "ASP.NET Core 6.0", "cpes": [ "cpe:2.3:a:microsoft:asp.net_core:6.0:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "6.0", "lessThan": "6.0.101", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.1", "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2022:17.1:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "versions": [ { "version": "17.0.0", "lessThan": "17.1.4", "versionType": "custom", "status": "affected" } ] } ], "descriptions": [ { "value": "ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability", "lang": "en-US" } ], "problemTypes": [ { "descriptions": [ { "description": "Elevation of Privilege", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2024-05-29T14:44:33.540Z" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43877" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "baseSeverity": "HIGH", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C" } } ] }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:10:17.113Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43877" } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-08T21:01:44.367867Z", "id": "CVE-2021-43877", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-02T18:14:55.026Z" } } ] }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-43877", "datePublished": "2021-12-15T14:15:31.000Z", "dateReserved": "2021-11-16T00:00:00.000Z", "dateUpdated": "2026-11-02T18:14:55.026Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.2" }