CVE-2026-1633 | The Synectix LAN 232 TRIO 3-Port serial to ethernet adapter … | CVSS 10.0 CRITICAL

Description

The Synectix LAN 232 TRIO 3-Port serial to ethernet adapter exposes its web management interface without requiring authentication, allowing unauthenticated users to modify critical device settings or factory reset the device.

Metadata

CVE ID: CVE-2026-1633
State: PUBLISHED
Assigner: icscert
Reserved: 2026-01-29 16:19 UTC
Published: 2026-02-03 23:02 UTC
Last updated: 2026-02-04 20:18 UTC
Primary CWE: CWE-306
CWE-306 Missing Authentication for Critical Function
Vendor / Product: Synectix / LAN 232 TRIO
Sources: cve.org · NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
Synectix	LAN 232 TRIO	—	All versions

Weakness (CWE)

CWE	Source	Description
CWE-306	cna	CWE-306 Missing Authentication for Critical Function

CVSS scores (2)

Score	Severity	Version	Source	Vector
10.0	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
10.0	CRITICAL	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

References (2)