{"id":"CVE-2020-24717","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-24717","generatedAt":"2026-10-27T23:28:35.708Z","title":"OpenZFS before 2.0.0-rc1, when used on FreeBSD, misinterprets group permissions as user permissions, as demonstrated by mode 0770 being equivalent to mode 0777.","description":"OpenZFS before 2.0.0-rc1, when used on FreeBSD, misinterprets group permissions as user permissions, as demonstrated by mode 0770 being equivalent to mode 0777.","published":"2020-08-27T19:15:12.000Z","lastModified":"2026-06-17T03:06:02.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","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-276"],"affected":["openzfs/openzfs"],"epss":{"score":0.00459,"percentile":0.39565,"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 (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://jira.ixsystems.com/browse/NAS-107270","tags":["Exploit","Issue Tracking","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://reviews.freebsd.org/D26107","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/openzfs/zfs/commit/716b53d0a14c72bda16c0872565dd1909757e73f","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/openzfs/zfs/compare/zfs-0.8.4...zfs-2.0.0-rc1","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jira.ixsystems.com/browse/NAS-107270","tags":["Exploit","Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://reviews.freebsd.org/D26107","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-24717","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."}