Security Advisory – EDS5000 Firmware Update

Date: June 29, 2026

Overview

Lantronix is aware of recent public coverage referencing vulnerabilities affecting the EDS5000 serial-to-Ethernet server.

A firmware update addressing these vulnerabilities has been available since February 20, 2026. Customers should verify they are running the latest firmware version and update as soon as possible if they have not already done so.

Recommended Actions

Interim Mitigation (if unable to patch immediately)

  • Replace default credentials, and prohibit weak passwords, to reduce the risk of brute force attacks and exploitation of authenticated vulnerabilities.
  • Restrict network access to affected devices.
  • Place affected devices behind a firewall.
  • Limit management interfaces to trusted networks only.

Support

For technical assistance or questions regarding this advisory, please contact:

Email: [email protected]
Alternative Contact (if applicable): [email protected]

 

Questions?