Number: AV20-096
Date: 08 April 2020
On 6 February 2020 HMS Networks released firmware version 14.1s0 to fix a non-persistent cross-site scripting vulnerability which could initiate a password change for the affected device. The following Ewon products are affected:
• Ewon Flexy: All firmware versions prior to 14.1s0
• Ewon Cosy: All firmware versions prior to 14.1s0
The Cyber Centre encourages users and administrators to review the following security bulletin for recommended mitigations and apply the necessary manufacture updates.
ICS Advisory (ICSA-20-098-03)
https://www.us-cert.gov/ics/advisories/icsa-20-098-03
Ewon Firmware Release Notes
https://ewon.biz/technical-support/pages/firmware
Note to Readers
The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure , Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.