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instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2022-03-28"},{"source":"kev","since":"2022-03-28"}],"exploits":[{"source":"pocgithub","id":"KaLendsi/CVE-2021-34486","title":"KaLendsi/CVE-2021-34486","date":"2021-10-12","url":"https://github.com/KaLendsi/CVE-2021-34486"},{"source":"pocgithub","id":"b1tg/CVE-2021-34486-exp","title":"b1tg/CVE-2021-34486-exp","date":"2021-10-27","url":"https://github.com/b1tg/CVE-2021-34486-exp"}],"products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows 10 version 2004"},{"vendor":"microsoft","product":"windows 10 version 20h2"},{"vendor":"microsoft","product":"windows 10 version 21h1"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core 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Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34486","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34486"},{"url":"https://github.com/advisories/GHSA-793m-wq3j-whvr"}],"sources":{"cve":[{"id":"CVE-2021-34486","title":"Windows Event Tracing Elevation of Privilege Vulnerability","description":"Windows Event Tracing Elevation of Privilege Vulnerability","status":"published","published":"2021-08-12T18:11:58Z","modified":"2026-08-10T15:09:56.834Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21140","description":"Windows Event Tracing Elevation of Privilege 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