CVE-2016-9497: Hughes DW7000 Firmware

High severity, CVSS 8.8. EPSS: 2.2% chance of exploitation in the next 30 days.

Hughes high-performance broadband satellite modems, models HN7740S DW7000 HN7000S/SM, is vulnerable to an authentication bypass using an alternate path or channel. By default, port 1953 is accessible via telnet and does not require authentication. An unauthenticated remote user can access many administrative commands via this interface, including rebooting the modem.

Affected products

• Hughes DW7000 Firmware: version 6.9.0.34 only
• Hughes HN7000S Firmware: version 6.9.0.34 only
• Hughes HN7000SM Firmware: version 6.9.0.34 only
• Hughes HN7740S Firmware: version 6.9.0.34 only

Published 2018-07-13. Last modified 2026-06-17.