CVE-2014-5410: Rockwellautomation Ab Micrologix Controller

High severity, CVSS 7.1. EPSS: 4.2% chance of exploitation in the next 30 days.

The DNP3 feature on Rockwell Automation Allen-Bradley MicroLogix 1400 1766-Lxxxxx A FRN controllers 7 and earlier and 1400 1766-Lxxxxx B FRN controllers before 15.001 allows remote attackers to cause a denial of service (process disruption) via malformed packets over (1) an Ethernet network or (2) a serial line.

Affected products

• Rockwellautomation Ab Micrologix Controller: version 1400 only

Published 2014-10-03. Last modified 2026-06-17.