{ "id": "CVE-2021-33739", "sourceIdentifier": "secure@microsoft.com", "published": "2021-06-08T23:15:09.493", "lastModified": "2025-03-07T22:00:59.557", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "Microsoft DWM Core Library Elevation of Privilege Vulnerability" }, { "lang": "es", "value": "Una vulnerabilidad de Escalada de Privilegios en Microsoft DWM Core Library" } ], "metrics": { "cvssMetricV31": [ { "source": "secure@microsoft.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.4, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 2.5, "impactScore": 5.9 }, { "source": "nvd@nist.gov", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "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 } ] }, "cisaExploitAdd": "2021-11-03", "cisaActionDue": "2021-11-17", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Microsoft Desktop Window Manager (DWM) Core Library Privilege Escalation Vulnerability", "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:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.18363.1621", "matchCriteriaId": "25BDC753-1696-4A75-AC79-E482662BD743" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19041.1052", "matchCriteriaId": "4110DDEF-AFEB-469C-8FF1-9208D5AD254A" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19042.1052", "matchCriteriaId": "A81D1961-6D36-4BBB-96C2-15D5480637CE" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19043.1052", "matchCriteriaId": "579557C6-7D3C-4D9D-B8DF-E3193C01715C" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19041.1052", "matchCriteriaId": "854BE587-9888-4365-ABBA-AC951DC7BCB4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19042.1052", "matchCriteriaId": "B963E9AB-D1F7-45D1-8B7E-675732475401" } ] } ] } ], "references": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33739", "source": "secure@microsoft.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33739", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Vendor Advisory" ] } ] }