CVE-2026-86585 - Vulnerability Details - OpenCVE

The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fermax Electronica S.A.U.

DUOX PLUS monitor firmware (VEO Wi-Fi range)

unaffected

Version	Status	Constraints
`0`	affected	< 01.48.001

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://fermax.com/security-advisories

History

Wed, 16 Sep 2026 10:30:00 +0000

Type	Values Removed	Values Added
Description		The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware.
Title		Improper Verification of the Firmware Signature vulnerability
Weaknesses		CWE-347
References		https://fermax.com/security-advisories
Metrics		cvssV4_0 `{'score': 7.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: FERMAX

Published: 2026-09-16T10:13:22.416Z

Updated: 2026-09-16T10:13:22.416Z

Reserved: 2026-09-08T07:00:51.689Z

Link: CVE-2026-86585

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-16T11:16:44.070

Modified: 2026-09-16T11:16:44.070

Link: CVE-2026-86585

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-347

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