Sielco Analog FM Transmitter 2.12 Cross-Site Request Forgery

Title: Sielco Analog FM Transmitter 2.12 Cross-Site Request Forgery
Advisory ID: ZSL-2023-5757
Type: Local/Remote
Impact: Cross-Site Scripting
Risk: (4/5)
Release Date: 28.03.2023

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.

Description

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.

Vendor

Sielco S.r.l - 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)

Tested On

lwIP/2.1.1
Web/3.0.3

Vendor Status

[26.01.2023] Vulnerability discovered.
[27.01.2023] Contact with the vendor and CSIRT Italia.
[27.03.2023] No response from the vendor.
[27.03.2023] No response from the CSIRT team.
[28.03.2023] Public security advisory released.

PoC

sielco_fm_csrf.html

Credits

Vulnerability discovered by Gjoko Krstic - <[email protected]>

References

N/A

Changelog

[28.03.2023] - Initial release

Contact

Zero Science Lab

Web: https://www.zeroscience.mk
e-mail: [email protected]