Title: SpinetiX Fusion Digital Signage 3.4.8 CSRF Add Admin Exploit
Advisory ID: ZSL-2020-5592
Type: Local/Remote
Impact: Cross-Site Scripting
Risk: (3/5)
Release Date: 30.09.2020

Summary

At SpinetiX we inspire businesses to unlock the potential of their story. We believe in the power of digital signage as a dynamic new storytelling platform to engage with people. For more than 13 years, we have been constantly innovating to deliver cutting-edge digital signage solutions that help our customers shine. Fusion is a built-in content management application accessible from a standard web browser - it is pre-installed on every HMP200, HMP130, and HMP100 device, and does not require any additional license, cost, or software installation.

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

SpinetiX AG - https://www.spinetix.com

Affected Version

<=3.4.8 (1.0.36274)

Tested On

Apache 2.2.34
PHP/5.3.18-2
Linux 2.6.10

Vendor Status

[03.08.2020] Vulnerability discovered.
[25.09.2020] Vendor contacted.
[30.09.2020] No response from the vendor.
[30.09.2020] Public security advisory released.

PoC

spinetix_csrf.txt

Credits

Vulnerability discovered by Gjoko Krstic - <gjoko@zeroscience.mk>

References

[1] https://www.exploit-db.com/exploits/48846
[2] https://packetstormsecurity.com/files/159432
[3] https://cxsecurity.com/issue/WLB-2020100004
[4] https://exchange.xforce.ibmcloud.com/vulnerabilities/189292

Changelog

[30.09.2020] - Initial release
[06.10.2020] - Added reference [1], [2], [3] and [4]

Contact

Zero Science Lab

Web: https://www.zeroscience.mk
e-mail: lab@zeroscience.mk