[2.3.0] Checkmk Werk 16218 created: Fix 2FA bypass via RestAPI

[//]: # (werk v2) # Fix 2FA bypass via RestAPI key | value ---------- | --- date | 2024-09-09T09:29:31+00:00 version | 2.3.0p16 class | security edition | cre component | wato level | 1 compatible | yes Previous to this Werk the RestAPI did not properly check if a user that is supposed to authenticated with multiple factors indeed authenticated fully. This issue was found during internal review. *Affected Versions*: * 2.3.0 * 2.2.0 *Vulnerability Management*: We have rated the issue with a CVSS Score of 9.2 High (`CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`) and assigned `CVE-2024-8606`.