HTB: WingData

WingData runs a Wing FTP Server instance with anonymous access enabled. I’ll abuse a null-byte injection flaw in the web interface that smuggles Lua code into the session file, giving remote code execution and a shell. From there, I’ll find Wing FTP’s account files holding salted password hashes, crack one, and reuse it to move to the next user. That user can run a Python backup-restore script as…