We covered a basic example of bypassing file upload filters by changing the extension. We used Burp Suite to intercept the POST request and changed the extension to the desired one. The vulnerability was caused by the lack of input filters after the file has been uploaded. This was part of OverTheWire Natas Level 12 challenge.

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Mastermind Study Notes is a group of talented authors and writers who are experienced and well-versed across different fields. The group is led by, Motasem Hamdan, who is a Cybersecurity content creator and YouTuber.

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