CVE-2021-43239

{"containers": {"cna": {"title": "Windows Recovery Environment Agent Elevation of Privilege Vulnerability", "datePublic": "2021-12-14T08:00:00.000Z", "affected": [{"vendor": "Microsoft", "product": "Windows 10 Version 21H1", "cpes": ["cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x86:*"], "platforms": ["x64-based Systems", "ARM64-based Systems", "32-bit Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19043.1415", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2022", "cpes": ["cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.20348.405", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 2004", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1415:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19041.1415", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server version 2004", "cpes": ["cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1415:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19041.1415", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 20H2", "cpes": ["cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19042.1415", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server version 20H2", "cpes": ["cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1415:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19042.1415", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 11 version 21H2", "cpes": ["cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:arm64:*"], "platforms": ["x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.22000.376", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 21H2", "cpes": ["cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19044.1415", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Windows Recovery Environment Agent 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": "2024-05-29T14:44:27.680Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.1, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:55:27.427Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-43239", "datePublished": "2021-12-15T14:15:22.000Z", "dateReserved": "2021-11-02T00:00:00.000Z", "dateUpdated": "2024-08-04T03:55:27.427Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x86:*"], "platforms": ["x64-based Systems", "ARM64-based Systems", "32-bit Systems"], "product": "Windows 10 Version 21H1", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19043.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "product": "Windows Server 2022", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.20348.405", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1415:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "product": "Windows 10 Version 2004", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19041.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1415:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "product": "Windows Server version 2004", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19041.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems"], "product": "Windows 10 Version 20H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19042.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1415:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "product": "Windows Server version 20H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19042.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:arm64:*"], "platforms": ["x64-based Systems", "ARM64-based Systems"], "product": "Windows 11 version 21H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.22000.376", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems"], "product": "Windows 10 Version 21H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19044.1415", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*", "matchCriteriaId": "610B33F9-0309-4CF7-B7E4-5152D9B2FFE4", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*", "matchCriteriaId": "21074553-EDF2-468D-8E79-C39851B5BC79", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*", "matchCriteriaId": "4E62F9CB-D1B6-4B4D-BCCD-7F4D36A73B4D", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:arm64:*", "matchCriteriaId": "49A4BBDA-0389-4171-AA49-6837F7DF4454", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*", "matchCriteriaId": "F8C238FA-B20F-40A5-B861-A8295858F4BE", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x86:*", "matchCriteriaId": "56513BCA-A9F5-4112-BDE6-77E9B8D2677E", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:arm64:*", "matchCriteriaId": "665EA912-D724-41EB-86A9-24EB4FE87B54", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:x64:*", "matchCriteriaId": "77E07B96-EAAA-4DD6-9172-0DE98A36726F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:x86:*", "matchCriteriaId": "B846A736-E77C-4665-B28B-4E511880D575", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*", "matchCriteriaId": "E6132F03-DA28-4830-A69F-C2154C7FD96C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*", "matchCriteriaId": "09D9A720-8D3C-4699-AC57-CB4531E5BFEB", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*", "matchCriteriaId": "BF67A7F7-466F-467D-8D2B-3273714D43C3", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:*", "matchCriteriaId": "B9F64296-66BF-4F1D-A11C-0C44C347E2AC", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*", "matchCriteriaId": "5D7F7DDB-440E-42CD-82F4-B2C13F3CC462", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*", "matchCriteriaId": "1EAF6DBA-6E3A-4854-BFBF-B5DC36CE5929", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server:2022:*:*:*:*:*:*:*", "matchCriteriaId": "BE257836-4F4D-4352-8293-B9CAD34F8794", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*", "matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Windows Recovery Environment Agent Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Elevaci\u00f3n de Privilegios de Windows Recovery Environment Agent"}], "id": "CVE-2021-43239", "lastModified": "2026-06-17T04:10:43.203", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "secure@microsoft.com", "type": "Secondary"}, {"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": "Primary"}]}, "published": "2021-12-15T15:15:10.273", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}