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MyDomoAtHome (MDAH) REST API Domoticz ISS Gateway 0.2.40 Information Disclosure

High
Advisory ID
ZSL-2019-5555
Release Date
29 December 2019
Affected Version
0.2.40
Tested On
NodeJS: 10.15.0, 8.15.1, 8.15.0, 8.11.1, 8.9.4, 4.8.7, 4.2.2, Webmanager/Engine: EJS, Renderer: Express
Summary

REST Gateway between Domoticz and Imperihome ISS. Domoticz is a home automation system with a pretty wide library of supported devices, ranging from weather stations to smoke detectors to remote controls, and a large number of additional third-party integrations are documented on the project's website. It is designed with an HTML5 frontend, making it accessible from desktop browsers and most modern smartphones, and is lightweight, running on many low-power devices like the Raspberry Pi.

Description

MyDomoAtHome REST API is affected by an information disclosure vulnerability due to improper access control enforcement. An unauthenticated remote attacker can exploit this, via a specially crafted request to gain access to sensitive information.

Proof of Concept
Disclosure Timeline
N/A
Credits
Vulnerability discovered by Gjoko Krstic
References
Changelog
29.12.2019Initial release
24.01.2020Added reference [1], [2], [3] and [4]
19.06.2021Added reference [5], [6] and [7]