https://www.acunetix.com/websitesecurity/upload-forms-threat/ https://owasp.org/www-community/vulnerabilities/Unrestricted_File_Upload Some way to create vulnerability files like image with PHP code in comments, descriptions ... ImageTragick! https://help.shopify.com/en/manual/orders/fraud-analysis Beating getimagesize() The getimagesize() function will check if it is an image and will check “mime” to verify image type. Insecure Configuration : <FilesMatch ".+\.ph(p([3457s]|\-s)?|t|tml)"> SetHandler application/x-httpd-php </FileMatch> Secure Configuration : <FilesMatch ".+\.ph(p([3457s]|\-s)?|t|tml)$"> SetHandler application/x-httpd-php </FileMatch> If the service is up an running with the Insecure Configuration, any one can beat the getimagesize function by writing comments in GIF file. For that an end user need to install an utility in Kali/Ubuntu OS named ‘gifsicle’ For Kali Linux : apt-get install gifsicle For ...
Some tribes of the programmer clan.