First published: Mon Jun 17 2019(Updated: )
An issue was discovered on Vera VeraEdge 1.7.19 and Veralite 1.7.481 devices. The device provides a web user interface that allows a user to manage the device. As a part of the functionality the device allows a user to install applications written in the Lua programming language. Also the interface allows any user to write his/her application in the Lua language. However, this functionality is not protected by authentication and this allows an attacker to run arbitrary Lua code on the device. The POST request is forwarded to LuaUPNP daemon on the device. This binary handles the received Lua code in the function "LU::JobHandler_LuaUPnP::RunLua(LU::JobHandler_LuaUPnP *__hidden this, LU::UPnPActionWrapper *)". The value in the "code" parameter is then passed to the function "LU::LuaInterface::RunCode(char const*)" which actually loads the Lua engine and runs the code.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Getvera Vera Edge Firmware | <=1.7.19 | |
Getvera Vera Edge | ||
VeraLite Firmware | <=1.7.481 | |
MiCasaVerde VeraLite |
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CVE-2017-9389 is a vulnerability found on Vera VeraEdge 1.7.19 and Veralite 1.7.481 devices that allows for XSS, command injection, CSRF, and traversal attacks.
CVE-2017-9389 has a severity value of 8.8, which is considered critical.
CVE-2017-9389 affects Vera VeraEdge 1.7.19 and Veralite 1.7.481 devices by allowing attackers to perform cross-site scripting (XSS), command injection, and cross-site request forgery (CSRF) attacks.
To mitigate CVE-2017-9389, it is recommended to update the firmware of Vera VeraEdge and Veralite devices to versions 1.7.20 and 1.7.482 or above.
You can find more information about CVE-2017-9389 at the following references: [1] http://packetstormsecurity.com/files/153242/Veralite-Veraedge-Router-XSS-Command-Injection-CSRF-Traversal.html [2] https://github.com/ethanhunnt/IoT_vulnerabilities/blob/master/Vera_sec_issues.pdf [3] https://seclists.org/bugtraq/2019/Jun/8