Saga Radio SAGA1-L8B Replay Attack and Command Forgery Vulnerability
Vulnerability Details
This vulnerability allows remote attackers to issue commands on vulnerable installations of Saga Radio equipment. Authentication is not required to exploit this vulnerability.
The specific flaw exists with the communication between the transmitter and receiver pair. By using a fixed control code an attacker can obtain and replay commands to the receiver. An attacker can leverage this vulnerability to issue commands to the physical equipment controlled by the device.
Additional Details
Saga Radio has issued an update to correct this vulnerability. More details can be found at:
https://ics-cert.us-cert.gov/advisories/ICSA-18-296-02
Disclosure Timeline
- 2018-05-09 - Vulnerability reported to vendor
- 2018-10-24 - Coordinated public release of advisory
- 2018-10-24 - Advisory Updated
Credit
Marco Balduzzi
Philippe Z Lin
Federico Maggi
Jonathan Andersson
Akira Urano
Stephen Hilt
Rainer Vosseler
