# Mario bros!

![Screenshot of challenge](/files/6Qb1jcNDEEhY8OLjeySI)

### Description

Read the flag!

`nc 159.223.209.120 7777`

### Hint

Mario's favorite shortcut!

### Writeup

When you run the program it will look something like this

![output](/files/wPs6Df1al3ox6Iy3gRP8)

So, from this we can notice one thing, it is taking input and printing the same input. We can find printing or formatting vulnerabilities.

Yes, we know such payload: `& cat flag.txt`

![& cat flag.txt](/files/NIbfeA60EHDPO1S17C3J)

And boom, we got the flag 🎉

### Flag

`EZ-CTF{UNSECUR3_B4SH}`


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