CVE-2018-16705

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.8Exploit: None knownExposed: 0

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

FURUNO FELCOM 250 and 500 devices allow unauthenticated access to the xml/permission.xml file containing all of the system's usernames and passwords. This includes the Admin and Service user accounts and their unsalted MD5 hashes, as well as the SMS server password in cleartext.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
73%
KEV
Not listed

Published

September 10, 2018

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Aug 19, 2026
No patch confirmed yet.
generic

CVE-2018-16705 - The Furuno Felcom250 and Felcom500 devices allowed unauthenticated access to an XML file containing all of the system's usernames and passwords. · GitHub

https://gist.github.com/CyberSKR/c00eabd6b1d5603d724b615ab358ff31
generic

Accredited Online HR Certification Programs & Courses - HRAcademia

https://cyberskr.com/blog/furuno-felcom.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 28× 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.

Showing the most recent 100 of 114 total refreshes for this CVE.

  1. 2026-08-20 22:51 UTCEPSS rescore
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  75. 2026-05-31 22:29 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2018-16705?
CVE-2018-16705 is a critical vulnerability published on September 10, 2018. FURUNO FELCOM 250 and 500 devices allow unauthenticated access to the xml/permission.xml file containing all of the system's usernames and passwords. This includes the Admin and Service user accounts and their unsalted MD5 hashes, as well as the SMS server password in cleartext.
When was CVE-2018-16705 disclosed?
CVE-2018-16705 was first published in the National Vulnerability Database on September 10, 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-2018-16705 actively exploited?
CVE-2018-16705 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 26.5% of all scored CVEs.
What is the CVSS score of CVE-2018-16705?
CVE-2018-16705 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-16705?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-16705, 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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