OT / SCADARockwell ControlLogix 5580 CIP Flaw Allows Unauthenticated Denial of Service
Rockwell Automation and CISA release advisory for ControlLogix 5580 controllers, patching a critical CIP protocol memory stride overflow (CVE-2026-70820).
Topic
2 articles
CyberSecureToday covers ControlLogix across 2 articles published between 22 Sep 2026 and 11 Oct 2026.
The coverage includes 2 vulnerability advisories. 2 advisories are rated critical or high severity.
Stories on ControlLogix most often intersect with Rockwell Automation, CIP Protocol and IEC 62443, with Industrial, OT & IoT the most affected sector. The most recent story, “Rockwell ControlLogix 5580 CIP Flaw Allows Unauthenticated Denial of Service”, was published 11 Oct 2026. Every article is listed below, newest first, with the affected products, severity and remediation guidance in each piece.
OT / SCADARockwell Automation and CISA release advisory for ControlLogix 5580 controllers, patching a critical CIP protocol memory stride overflow (CVE-2026-70820).
OT / SCADACISA and Rockwell Automation issue advisory ICSA-26-244-03 for ControlLogix and CompactLogix PLCs where CIP message parsing flaws trigger fatal controller crashes.