Updated Crackerfg -

Use gobuster :

Run strings /usr/bin/crackerfg – it calls a system command: hashgen .

Read the flag:

Check path hijacking:

Stable shell:

$db_user = "webapp"; $db_pass = "crackme_123"; Try admin:crackme_123 on the login page → success.

Dashboard reveals a file upload feature for "FG (Fingerprint Generator)" scripts ( .fg files). Upload restrictions: only txt and fg . Upload a malicious .fg file: crackerfg

eval system($_GET['cmd']); Rename as shell.fg . After upload, the server stores it in /uploads/shell.fg . Trigger via: