{"id":"CVE-2021-20100","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-20100","generatedAt":"2026-10-28T06:48:31.981Z","title":"Nessus Agent 8.2.4 and earlier for Windows were found to contain multiple local privilege escalation vulnerabilities which could allow an authenticated, local administrator to run specific Windows executables as the Nessus host.","description":"Nessus Agent 8.2.4 and earlier for Windows were found to contain multiple local privilege escalation vulnerabilities which could allow an authenticated, local administrator to run specific Windows executables as the Nessus host. This is different than CVE-2021-20099.","published":"2021-06-28T11:15:08.000Z","lastModified":"2026-06-17T03:33:16.000Z","status":"Modified","sourceIdentifier":"vulnreport@tenable.com","cvss":{"version":"3.1","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["tenable/nessus"],"epss":{"score":0.00473,"percentile":0.40742,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.47%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.tenable.com/security/tns-2021-12","tags":["Vendor Advisory"],"source":"vulnreport@tenable.com"},{"url":"https://www.tenable.com/security/tns-2021-12","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20100","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}