CVE-2020-13573: Rockwellautomation Rslinx

High severity, CVSS 7.5. EPSS: 3.5% chance of exploitation in the next 30 days.

A denial-of-service vulnerability exists in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic 2.57.00.14 CPR 9 SR 3. A specially crafted network request can lead to a denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

Affected products

Published 2021-01-07. Last modified 2026-06-17.