FaceSentry Access Control System CSRF Vulnerability (ZSL-2019-5524)

FaceSentry Access Control System 6.4.8 Cross-Site Request Forgery Title: FaceSentry Access Control System 6.4.8 Cross-Site Request Forgery Advisory ID: ZSL-2019-5524 Type: Local/Remote Impact: Cross-Site Scripting Risk: (3/5) Release Date: 30.06.2019 Summary FaceSentry 5AN is a revolutionary smart identity management appliance that offers entry via biometric face identification, contactless smart card, staff ID, or QR-code. The QR-code upgrade allows you to share an eKey with guests while you're away from your Office and monitor all activity via the web administration tool. Powered by standard PoE (Power over Ethernet), FaceSentry 5AN can be installed in minutes with only 6 screws. FaceSentry 5AN is a true enterprise grade access control or time-and-attendance appliance. Description 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 certain actions with administrative privileges if a logged-in user visits a malicious web site. Vendor iWT Ltd - http://www.iwt.com.hk Affected Version Firmware 6.4.8 build 264 (Algorithm A16) Firmware 5.7.2 build 568 (Algorithm A14) Firmware 5.7.0 build 539 (Algorithm A14) Tested On Linux 4.14.18-sunxi (armv7l) Ubuntu 16.04.4 LTS (Xenial Xerus) Linux 3.4.113-sun8i (armv7l) PHP/7.0.30-0ubuntu0.16.04.1 PHP/7.0.22-0ubuntu0.16.04.1 lighttpd/1.4.35 Armbian 5.38 Sunxi Linux (sun8i generation) Orange PI PC + Vendor Status [28.05.2019] Vulnerability discovered. [29.05.2019] Vendor contacted. [12.06.2019] No response from the vendor. [13.06.2019] Vendor contacted. [27.06.2019] No response from the vendor. [28.06.2019] Vendor contacted. [29.06.2019] No response from the vendor. [30.06.2019] Public security advisory released. PoC facesentry_csrf.txt Credits Vulnerability discovered by Gjoko Krstic - References [1] https://www.exploit-db.com/exploits/47065 [2] https://packetstormsecurity.com/files/153487 [3] https://exchange.xforce.ibmcloud.com/vulnerabilities/163188 [4] https://cxsecurity.com/issue/WLB-2019070013 Changelog [30.06.2019] Initial release [04.07.2019] Added reference [1], [2], [3] and [4] Contact Zero Science Lab Web: http://www.zeroscience.mk e-mail: lab@zeroscience.mk

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FaceSentry Access Control System CSRF Vulnerability (ZSL-2019-5524)