Headline
Ksenia Security Lares 4.0 Home Automation URL Redirection
Input passed via the ‘redirectPage’ GET parameter in ‘cmdOk.xml’ script is not properly verified before being used to redirect users. This can be exploited to redirect an authenticating user to an arbitrary website e.g. when a user clicks a specially crafted link to the affected script hosted on a trusted domain.
Title: Ksenia Security Lares 4.0 Home Automation URL Redirection
Advisory ID: ZSL-2025-5928
Type: Local/Remote
Impact: Spoofing
Risk: (3/5)
Release Date: 31.03.2025
Summary
Lares is a burglar alarm & home automation system that can be controlled by means of an ergo LCD keyboard, as well as remotely by telephone, and even via the Internet through a built-in WEB server.
Description
Input passed via the ‘redirectPage’ GET parameter in ‘cmdOk.xml’ script is not properly verified before being used to redirect users. This can be exploited to redirect an authenticating user to an arbitrary website e.g. when a user clicks a specially crafted link to the affected script hosted on a trusted domain.
Vendor
Ksenia Security S.p.A. - https://www.kseniasecurity.com
Affected Version
Firmware version 1.6
Webserver version 1.0.0.15
Tested On
Ksenia Lares Webserver
Vendor Status
[03.07.2024] Vulnerability discovered.
[27.09.2024] Vendor contacted.
[30.03.2025] No response from the vendor.
[31.03.2025] Public security advisory released.
PoC
ksenia_redir.txt
Credits
Vulnerability discovered by Mencha Isajlovska - <[email protected]>
References
[1] https://packetstorm.news/files/id/190179/
Changelog
[31.03.2025] - Initial release
[03.04.2025] - Added reference [1]
Contact
Zero Science Lab
Web: https://www.zeroscience.mk
e-mail: [email protected]