Media Summary: Answer questions about a vulnerable program with a stack buffer overflow. In this video I walk through picoCTF 2026's The following Python program connects to the server, gets the hex bytes of an executable, disassembled it and looks for where the ...
Pico2026 Quizploit - Detailed Analysis & Overview
Answer questions about a vulnerable program with a stack buffer overflow. In this video I walk through picoCTF 2026's The following Python program connects to the server, gets the hex bytes of an executable, disassembled it and looks for where the ... Uses crackstation to find unsalted sha-256 hashed password for admin. Then decodes Flask session token to get the OTP code. Use pwntools to read symbols from ELF file and send function addresses to server. Uses LLDB, Ghidra and CyberChef to reverse engineer a binary that decodes the password at runtime.
Call an etherium contract using Foundry cast and trigger an integer overflow by depositing 2^256-1. Use Ghidra to reverse engineer the encoding of the flag.
