Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4).

Security researchers at Claroty [published details](https://www.claroty.com/2020/07/28/vpn-security-flaws/) on multiple pre-auth remote code execution vulnerabilities affecting virtual private network (VPN) implementations primarily used to provide remote access to operational technology (OT) networks. The vulnerabilities could allow unauthenticated attackers to execute arbitrary code. Individual CVEs referenced in Claroty's research include CVE-2020-14500, CVE-2020-14508, CVE-2020-14510, CVE-2020-14512, CVE-2020-14511, and CVE-2020-14498. Affected products include Secomea GateManager, Moxa EDR-G902/3 industrial VPN servers, and eWon by HMS Networks.