Synectix LAN 232 TRIO Missing Authentication Vulnerability in Web Management Interface

Vulnerability

A vulnerability exists in the Synectix LAN 232 TRIO 3-Port serial to Ethernet adapter, where the web management interface is exposed without authentication. This flaw allows unauthenticated users to alter critical device settings or perform a factory reset. The vulnerability affects all versions of the Synectix LAN 232 TRIO.

Impact

Exploitation of this vulnerability could lead to unauthorized modification of essential device configurations or a factory reset, disrupting normal device operation.

Remediation

The affected product should be considered end-of-life, as Synectix is no longer in business and firmware fixes, mitigations, and updates are unavailable.

Added: Feb 4, 2026, 12:18 AM
Updated: Feb 4, 2026, 12:18 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
7.5
exploitability
4.9
remediation
0.0
relevance
2.5
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.