VULNERABILITY INTELLIGENCE

CVE-2022-3752

CVSS score8.6 HIGH
EPSS probability1.30%
CISA KEVNot currently listed
Published2022-12-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Description

An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic loading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload the user project file to bring the device back online and continue normal operation.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references