Missing authentication in Synectix LAN 232 TRIO web management interface
CVE-2026-1633 is an access control/authentication failure in the Synectix LAN 232 TRIO 3-Port serial-to-Ethernet adapter where the device’s web management interface is exposed without requiring authentication. A network-reachable attacker can navigate to the device’s IP address and access administrative functionality without credentials, enabling modification of critical device settings and the ability to factory reset the device.
Are you exposed to this one?
Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.
Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An authentication bypass / missing authentication vulnerability in the Synectix LAN 232 TRIO serial-to-ethernet adapter that exposes the web management interface without requiring credentials, enabling unauthenticated modification of critical settings or factory reset (full administrative takeover).
An authentication bypass / missing authentication issue where the Synectix LAN 232 TRIO web management interface is exposed without requiring authentication, enabling unauthenticated modification of critical settings or a factory reset.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.