A heap overflow challenge where partial RELRO allows overwriting the exit GOT entry to call a hidden launch_shell() function.

General This challenge focuses on memory layouts, usage of freed buffers and buffer overflows. An executable and the corresponding C-Source were given. // C-Source #include <stdio.h> #inclu...

A GIF palette challenge where randomizing the global color table turns the indexed image into a readable QR code.

A heap overflow challenge where partial RELRO allows overwriting the exit GOT entry to call a hidden launch_shell() function.