When encountering an image file in a CTF, the first step is to verify its integrity and metadata:
Access the file via the vulnerable profile page: http://target.com /flag.txt 4. Conclusion 21998286_cwx094_035.jpg
exiftool -Comment="" 21998286_cwx094_035.jpg When encountering an image file in a CTF,
In many "Easy Upload" scenarios, the server-side code (like userprofile.php ) might use the include() function on an uploaded file. 21998286_cwx094_035.jpg