Tags: pwn
Rating: 5.0
Exploit a signedness and a format string vulnerability to:
* Leak a libc address and calculate the libc base address.
* Overwrite the return address with the address of entry0, which will simply start the program once again after we received the leak.
* Calculate the address of the a one gadget using the received leak.
* Overwrite the return address with the address of the one gadget.