# coffer-overflow-2

## TLDR
* BOF

## Challenge
### Description
result of file command
* Arch : x86-64
* Library : Dynamically linked
* Symbol : Not stripped

result of checksec
* RELRO : Partial RELRO
* Canary : Disable
* NX : Enable
* PIE : Disable

### Exploit
Simple buffer overflow challenge.
Return to function named \"binFunction\".

My exploit code is [solve.py](https://github.com/kam1tsur3/2020_CTF/blob/master/redpwn/pwn/coffer-overflow-2/solve.py).

## Reference

twitter: @kam1tsur3

Original writeup (https://github.com/kam1tsur3/2020_CTF/blob/master/redpwn/pwn/coffer-overflow-2/README.md).