{"id":"CVE-2021-34487","published":"2021-08-12T18:12:00Z","modified":"2026-08-10T15:09:58Z","title":"Windows Event Tracing Elevation of Privilege Vulnerability","vendor":"Microsoft","product":"Windows 10 Version 1607","tier":"tail","description":{"text":"Windows Event Tracing Elevation of Privilege Vulnerability","provenance":"source","from":"CVE.org"},"cvss":{"score":7,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00608,"percentile":0.48927,"provenance":"source"},"cwes":[{"id":"CWE-269","name":"Improper Privilege Management"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34487","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34487","tags":["x_refsource_MISC","x_transferred"]}],"priority":{"score":14.7,"factors":[{"name":"EPSS percentile","points":9.79},{"name":"CVSS severity","points":4.9}]},"vendorSlug":"microsoft","affectedVersions":[{"vendor":"Microsoft","product":"Windows 10 Version 1607","versions":[">= 10.0.14393.0, < 10.0.14393.4583"]},{"vendor":"Microsoft","product":"Windows 10 Version 1809","versions":[">= 10.0.17763.0, < 10.0.17763.2114"]},{"vendor":"Microsoft","product":"Windows 10 Version 1809","versions":[">= 10.0.0, < 10.0.17763.2114"]},{"vendor":"Microsoft","product":"Windows 10 Version 1909","versions":[">= 10.0.0, < 10.0.18363.1734"]},{"vendor":"Microsoft","product":"Windows 10 Version 2004","versions":[">= 10.0.0, < 10.0.19041.1165"]},{"vendor":"Microsoft","product":"Windows 10 Version 20H2","versions":[">= 10.0.0, < 10.0.19042.1165"]},{"vendor":"Microsoft","product":"Windows 10 Version 21H1","versions":[">= 10.0.0, < 10.0.19043.1165"]},{"vendor":"Microsoft","product":"Windows Server 2016","versions":[">= 10.0.14393.0, < 10.0.14393.4583"]},{"vendor":"Microsoft","product":"Windows Server 2016 (Server Core installation)","versions":[">= 10.0.14393.0, < 10.0.14393.4583"]},{"vendor":"Microsoft","product":"Windows Server 2019","versions":[">= 10.0.17763.0, < 10.0.17763.2114"]}],"euvd":{"id":"EUVD-2021-21141","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-microsoft-windows-cwe-269"}}