## Full WriteUp

Full Writeup on our website: [https://www.aperikube.fr/docs/inshack_2019/hell_of_a_jail/](https://www.aperikube.fr/docs/inshack_2019/hell_of_a_jail/)

## TL;DR

Using `getattr()` to access to `exit.__code__`, to understand how the function works. Then access the `os` module via `exit.__globals__`, to get a shell.

Original writeup (https://www.aperikube.fr/docs/inshack_2019/hell_of_a_jail/).