What’s Vulnerable › Vulnerabilities

CVE-2016-9497: Hughes high-performance broadband satellite modems, models HN7740S DW7000 HN7000S/SM, is vulnerable to an authentication bypass using an alternate path or channel

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-13 · updated 2026-06-17
• Weakness: CWE-288

Description

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: 6.9.0.34
• Hughes Hn7000S Firmware: 6.9.0.34
• Hughes Hn7000Sm Firmware: 6.9.0.34
• Hughes Hn7740S Firmware: 6.9.0.34

References

• https://www.kb.cert.org/vuls/id/614751
• https://www.securityfocus.com/bid/96244
• https://www.kb.cert.org/vuls/id/614751
• https://www.securityfocus.com/bid/96244

Get alerted when CVE-2016-9497 or the next vulnerability affects your stack