Hostmaster (Aegir) - Moderately critical - Access bypass, Arbitrary code execution - SA-CONTRIB-2020-031

Aegir is a powerful hosting system that sits alongside a LAMP or LEMP server to create, deploy and manage Drupal sites. Given that Aegir can use both Apache and Nginx Web servers, Apache allows configuration-writing users to escalate their privileges to the superuser root, and Aegir's operations...