{"id":"CVE-2021-20172","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-20172","generatedAt":"2026-10-27T22:31:19.029Z","title":"All known versions of the Netgear Genie Installer for macOS contain a local privilege escalation vulnerability.","description":"All known versions of the Netgear Genie Installer for macOS contain a local privilege escalation vulnerability. The installer of the macOS version of Netgear Genie handles certain files in an insecure way. A malicious actor who has local access to the endpoint on which the software is going to be installed may overwrite certain files to obtain privilege escalation to root.","published":"2021-12-30T22:15:10.000Z","lastModified":"2026-06-17T03:33:25.000Z","status":"Modified","sourceIdentifier":"vulnreport@tenable.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-732"],"affected":["netgear/genie installer"],"epss":{"score":0.00299,"percentile":0.22379,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.tenable.com/security/research/tra-2021-56","tags":["Exploit","Third Party Advisory"],"source":"vulnreport@tenable.com"},{"url":"https://www.tenable.com/security/research/tra-2021-56","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20172","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."}