CVE-2019-10952: Rockwellautomation Armor Compact Guardlogix 5370 Firmware

Critical severity, CVSS 9.8. EPSS: 10% chance of exploitation in the next 30 days.

An attacker could send a crafted HTTP/HTTPS request to render the web server unavailable and/or lead to remote code execution caused by a stack-based buffer overflow vulnerability. A cold restart is required for recovering CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.

Affected products

• Rockwellautomation Armor Compact Guardlogix 5370 Firmware: from 20.011, up to and including 30.014
• Rockwellautomation Compactlogix 5370 l1 Firmware: from 20.011, up to and including 30.014
• Rockwellautomation Compactlogix 5370 l2 Firmware: from 20.011, up to and including 30.014
• Rockwellautomation Compactlogix 5370 l3 Firmware: from 20.011, up to and including 30.014

Published 2019-05-01. Last modified 2026-06-17.