CVE-2021-31204

{"id": "CVE-2021-31204", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-31204", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2025-06-04T18:48:32.651672Z"}}], "cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.3}, {"type": "Secondary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "secure@microsoft.com", "affectedData": [{"cpes": ["cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": ".NET Core 3.1", "versions": [{"status": "affected", "version": "3.1", "lessThan": "3.1.15-servicing.21214.3", "versionType": "custom"}], "platforms": ["Unknown"]}, {"cpes": ["cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": ".NET 5.0", "versions": [{"status": "affected", "version": "5.0.0", "lessThan": "5.0.6-servicing.21220.11", "versionType": "custom"}], "platforms": ["Unknown"]}, {"cpes": ["cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "versions": [{"status": "affected", "version": "15.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["Unknown"]}, {"cpes": ["cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)", "versions": [{"status": "affected", "version": "16.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["Unknown"]}, {"cpes": ["cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)", "versions": [{"status": "affected", "version": "16.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["Unknown"]}, {"cpes": ["cpe:2.3:a:microsoft:visual_studio_2019:8.10:*:*:*:*:macos:*:*"], "vendor": "Microsoft", "product": "Visual Studio 2019 for Mac version 8.9", "versions": [{"status": "affected", "version": "8.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["Unknown"]}]}], "published": "2021-05-11T19:15:10.327", "references": [{"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F3VM3RMPE7PNNLLI3BPCSAXITQZCFCA/", "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6M7KL3KTHJVQNRA3CWFUTESQJARQEHSZ/", "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FVMWZPF4FR6JPFSNAIDIUDULHZJBVCW6/", "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFXJPQUYUITJMV75YN3XIGE3KKN5GOCU/", "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UV4ITB3SUDGR23G7XALUVKFJMZERFUKF/", "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZWF25Z3CZ6LYCOHZ7FPSFAQ426JUBUZ4/", "source": "secure@microsoft.com"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31204", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F3VM3RMPE7PNNLLI3BPCSAXITQZCFCA/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6M7KL3KTHJVQNRA3CWFUTESQJARQEHSZ/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FVMWZPF4FR6JPFSNAIDIUDULHZJBVCW6/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFXJPQUYUITJMV75YN3XIGE3KKN5GOCU/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UV4ITB3SUDGR23G7XALUVKFJMZERFUKF/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZWF25Z3CZ6LYCOHZ7FPSFAQ426JUBUZ4/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31204", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": ".NET and Visual Studio Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Escalada de Privilegios de .NET y Visual Studio"}], "lastModified": "2026-10-07T17:16:42.367", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "954DB6AC-B6A8-4FF1-A60C-6531FB2D7C55", "versionEndIncluding": "5.0.5", "versionStartIncluding": "5.0"}, {"criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E1FBEF1B-5F64-4665-9AD5-3A8CD1ECE92A", "versionEndIncluding": "3.1.14", "versionStartIncluding": "3.1"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "45AADF74-7D19-4262-887F-EF8527B3D1C9", "versionEndExcluding": "16.4.22", "versionStartIncluding": "16.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F72FE4AE-BD01-4D58-A5C6-E4480CE65643", "versionEndExcluding": "16.7.15", "versionStartIncluding": "16.5.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D40BD6DF-6594-4FBB-8B6F-36F4E1809E8B", "versionEndExcluding": "16.9.5", "versionStartIncluding": "16.8.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:8.9:*:*:*:*:macos:*:*", "vulnerable": true, "matchCriteriaId": "D6AD9B85-5106-4D1D-B32A-0585F3E89DF5"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}