{"id":"CVE-2021-20001","aliases":["DEBIAN-CVE-2021-20001","DLA-2918-1","DSA-5072-1","EUVD-2021-7464","GHSA-jxq6-5qhp-mg2v"],"status":"published","title":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu...","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01615,"percentile":0.76207,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-276"],"published":"2022-02-11T00:00:00Z","modified":"2026-10-23T18:03:24Z","fixes":[{"ecosystem":"Debian:12","package":"debian-edu-config","fixed_in":["2.12.16"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"debian-edu-config","fixed_in":["2.12.16"],"sources":["osv"]},{"ecosystem":"Debian:9","package":"debian-edu-config","fixed_in":["1.929+deb9u5"],"sources":["osv"]},{"ecosystem":"Debian:10","package":"debian-edu-config","fixed_in":["2.10.65+deb10u8"],"sources":["osv"]},{"ecosystem":"Debian:11","package":"debian-edu-config","fixed_in":["2.11.56+deb11u3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"debian-edu-config","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12.16"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"debian-edu-config","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12.16"}]}]},{"source":"osv","ecosystem":"Debian:9","package":"debian-edu-config","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.929+deb9u5"}]}],"versions":["1.929","1.929+deb9u1","1.929+deb9u2","1.929+deb9u3","1.929+deb9u4"]},{"source":"osv","ecosystem":"Debian:10","package":"debian-edu-config","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.65+deb10u8"}]}],"versions":["2.10.65","2.10.65+deb10u1","2.10.65+deb10u2","2.10.65+deb10u3","2.10.65+deb10u4","2.10.65+deb10u5","2.10.65+deb10u6","2.10.65+deb10u7"]},{"source":"osv","ecosystem":"Debian:11","package":"debian-edu-config","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.56+deb11u3"}]}],"versions":["2.11.56","2.11.56+deb11u1","2.11.56+deb11u2"]}],"products":[{"vendor":"debian","product":"debian-edu-config"},{"vendor":"debian","product":"debian_linux"},{"vendor":"skolelinux","product":"debian-edu-config"}],"references":[{"url":"https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/4d39a5888d193567704238f8c035f8d17cfe34e5","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/02/msg00012.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-security-announce/2022/msg00039.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://www.debian.org/security/2022/dsa-5072","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20001"},{"url":"https://github.com/advisories/GHSA-jxq6-5qhp-mg2v"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-20001","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2021-20001","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-11T19:50:09.72Z","modified":"2024-09-16T23:41:36.975Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7464","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-11T19:50:09Z","modified":"2024-09-16T23:41:36Z","updated_at":"2026-11-03T00:54:48.177577Z"}],"ghsa":[{"id":"GHSA-jxq6-5qhp-mg2v","title":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu...","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-12T00:00:38Z","modified":"2023-02-03T05:05:41Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:53:46.857381Z"}],"nvd":[{"id":"CVE-2021-20001","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-11T20:15:07.387Z","modified":"2026-06-17T03:33:08.547Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"CVE-2021-20001","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-11T20:15:07.387Z","modified":"2026-03-15T14:07:32.498037Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:17.663289Z"},{"id":"DEBIAN-CVE-2021-20001","description":"It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.","status":"published","published":"2022-02-11T20:15:07.387Z","modified":"2026-10-23T18:03:24.337895255Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:34.311861Z"},{"id":"DLA-2918-1","title":"debian-edu-config - security update","status":"published","published":"2022-02-12T00:00:00Z","modified":"2026-03-09T01:19:29.922804Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"DSA-5072-1","title":"debian-edu-config - security update","status":"published","published":"2022-02-11T00:00:00Z","modified":"2026-03-09T02:09:22.025084Z","updated_at":"2026-11-02T15:46:17.543497Z"}]}}