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

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Title: MyDomoAtHome (MDAH) REST API Domoticz ISS Gateway 0.2.40 Information Disclosure Advisory ID: [ZSL-2019-5555](<ZSL-2019-5555.php>) Type: Local/Remote Impact: Exposure of System Information, Exposure of Sensitive Information, Security Bypass Risk: (4/5) Release Date: 29.12.2019 ##### 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. ##### Vendor Emmanuel - <https://github.com/empierre/MyDomoAtHome> ##### 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 ##### Vendor Status N/A ##### PoC [domoticz_info.txt](<../../codes/domoticz_info.txt>) ##### Credits Vulnerability discovered by Gjoko Krstic - <[gjoko@zeroscience.mk](<mailto:gjoko@zeroscience.mk>)> ##### References [1] <https://www.exploit-db.com/exploits/47824> [2] <https://packetstormsecurity.com/files/155787> [3] <https://cxsecurity.com/issue/WLB-2020010007> [4] <https://exchange.xforce.ibmcloud.com/vulnerabilities/173700> [5] <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21990> [6] <https://nvd.nist.gov/vuln/detail/CVE-2020-21990> [7] <https://www.tenable.com/cve/CVE-2020-21990> ##### Changelog [29.12.2019] - Initial release [24.01.2020] - Added reference [1], [2], [3] and [4] [19.06.2021] - Added reference [5], [6] and [7] ##### Contact Zero Science Lab Web: <http://www.zeroscience.mk> e-mail: [lab@zeroscience.mk](<mailto:lab@zeroscience.mk>)


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