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.
https://www.debian.org/security/2022/dsa-5072
https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/4d39a5888d193567704238f8c035f8d17cfe34e5
https://lists.debian.org/debian-security-announce/2022/msg00039.html
https://lists.debian.org/debian-lts-announce/2022/02/msg00012.html
Source: Mitre, NVD
Published: 2022-02-11
Updated: 2022-02-22
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00502