CVE-2016-9497

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, nvd
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 8.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
8.8
EG Score
8.8(medium)
EPSS
80.8%
KEV
Not listed

Published

July 13, 2018

Last Modified

November 21, 2024

References (4)

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 39× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 14:04 UTCEPSS rescore
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  55. 2026-05-24 16:44 UTCEPSS rescore
  56. 2026-05-23 02:32 UTCEG score recompute
  57. 2026-05-23 02:32 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2016-9497?
CVE-2016-9497 is a high vulnerability published on July 13, 2018. 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…
When was CVE-2016-9497 disclosed?
CVE-2016-9497 was first published in the National Vulnerability Database on July 13, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-9497 actively exploited?
CVE-2016-9497 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 80.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-9497?
CVE-2016-9497 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2016-9497?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-9497, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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