{ "id": "CVE-2021-34486", "sourceIdentifier": "secure@microsoft.com", "published": "2021-08-12T18:15:09.190", "lastModified": "2025-02-24T15:47:13.477", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "Windows Event Tracing Elevation of Privilege Vulnerability" }, { "lang": "es", "value": "Una Vulnerabilidad de Elevaci\u00f3n de Privilegios en Windows Event Tracing. Este CVE ID es diferente de CVE-2021-26425, CVE-2021-34487" } ], "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: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 }, { "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 } ] }, "cisaExploitAdd": "2022-03-28", "cisaActionDue": "2022-04-18", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Microsoft Windows Event Tracing Privilege Escalation Vulnerability", "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-416" } ] }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-416" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.17763.2114", "matchCriteriaId": "F8D40D82-1D88-4CF1-B961-F9F28426C56B" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.18363.1734", "matchCriteriaId": "3DD2BDE6-67C6-48E2-BED0-12E4CC7EE6BC" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19041.1165", "matchCriteriaId": "70336A6A-DE45-4604-BE81-10DA4DF12D3F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19042.1165", "matchCriteriaId": "7AB7321A-1F89-48B3-8E5A-94791AB2BC86" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19043.1165", "matchCriteriaId": "2A860F2B-0533-46F7-879E-B932E4E44F0D" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19041.1165", "matchCriteriaId": "C90BEC5F-E0A8-43C5-BB0D-251D19BFD66B" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.17763.2114", "matchCriteriaId": "61219C24-A1AE-427F-BBF8-A984BCB1CA6F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.0.19042.1165", "matchCriteriaId": "45A85E4C-6C7A-4B72-832D-AC12A78565C3" } ] } ] } ], "references": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34486", "source": "secure@microsoft.com", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34486", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Vendor Advisory" ] } ] }