Connected Machine (HackTheBox) — Step-by-Step WalkthroughActive

Connected is a Linux machine compromised via CVE-2025-57819, an unauthenticated SQL injection in FreePBX 16 Endpoint Manager, leveraged to plant a cron-triggered web shell for RCE as the asterisk user, followed by privilege escalation through a writable config file executed by a root-owned Incron trigger.