netrunner/webroot/zetatech-admin.php

<?php

if (isset($_POST['login']) && $_POST['login'] == 'Login') {

  $state = new \stdClass();

  if ( isset($_POST['username']) && !empty($_POST['username']) ) {
    if ( isset($_POST['password']) && !empty($_POST['password']) ) {

      $bdd = mysqli_connect('database:3306', 'cyber-zetatech-inc', 'wY7nhg7xnzmCcJbfz3Gf89qyU5cvpr', 'ctf-zetatech-inc');
      //$bdd = new mysqli("database", "cyber-zetatech-inc", "wY7nhg7xnzmCcJbfz3Gf89qyU5cvpr", "ctf-zetatech-inc", 3306);
      if (mysqli_connect_errno()) {
          $state->return = 'error';
          $state->string = 'Connection error';
          $state_json = json_encode($state);
          echo $state_json;
          return;
      }

      $real_user = "puppet-master";

      $user = $_POST['username'];
      $pass = hash("sha256", $_POST['password']);
      $sql = "SELECT user,password FROM access WHERE user='".$user."' AND password='".$pass."'";

      // curl -X POST http://localhost/netrunner/login.php -d "password=admiefn&login=Login&username=admin' OR 1 LIMIT 1 OFFSET 1 #"

      $res = mysqli_query($bdd, $sql);

      $num_row = mysqli_num_rows($res);
      $row=mysqli_fetch_assoc($res);

      if ($_POST['username'] === "admin") {
        $state->return = 'false';
        $state->string = 'admin is desactivated. Use your login.';

      } elseif ( $num_row == 1 && $row['user'] === $real_user) {
        $state->return = 'true';
        $html_login = "<b>Welcome to your admin board <em>".$row['user']."</em></b> <br> <br>
        An error occurred while connecting to your implant <br> [Zetatech Neural Processor MK.II].
        <br> <br>
        Please approach a Zetatech center for an analysis.
        <br> <br>
        IMTLD{w3b_1nT3rf4ceS_4r3_3v1L}";
        $state->string = $html_login;

      } else {
        $state->return = 'false';
        $state->string = 'Access Denied';
      }
    } else {
      $state->return = 'password';
      $state->string = 'Password Missing';
    }
  }
  else {
    $state->return = 'username';
    $state->string = 'Username Missing';
  }

  $state_json = json_encode($state);
  echo $state_json;

}