PlaidCTF 2014 – Kappa [275]

For PlaidCTF2014, Eindbazen and fail0verflow joined forces as 0xffa, the Final Fail Alliance. Don’t miss out on other write-ups at fail0verflow’s site!

Kappa is a network service that is a very basic text-based pokemon game. In the end we found multiple bugs in the service, but the one we used was so cleanly exploitable that we think this was probably the intended solution.

When you connect, you get this menu:
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