Rockwell Automation CompactLogix 5380 ControlLogix 5580 / 1756-EN4TR Communications Module
Rockwell Automation's CompactLogix 5380 and ControlLogix 5580 systems have a vulnerability that can cause a denial-of-service condition. The affected versions are ControlLogix 5580 V36 to V37, CompactLogix 5380 V36 to V37, and others. This vulnerability was discovered in 2026.
Reported by 1 outlet — CISA. See all sources ↓
Rockwell Automation's CompactLogix 5380 and ControlLogix 5580 systems have a problem. This problem can cause a denial-of-service condition. A denial-of-service condition means that the system will stop working. This problem affects certain versions of the systems.
Why it matters
This vulnerability is important because it can cause problems for people who use these systems. It can also be used by attackers to harm the systems.
- What is a denial-of-service condition?
- A denial-of-service condition means that a system will stop working.
- What versions of the systems are affected?
- The affected versions are ControlLogix 5580 V36 to V37, CompactLogix 5380 V36 to V37, and others.
- What can happen if the vulnerability is exploited?
- A denial-of-service condition can occur, which means the system will stop working.
How outlets are framing the same story
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The outlets report the vulnerability in a straightforward and factual manner, without any additional context or analysis.
- Coverage cardFraming signal1AngleScouting report
The vulnerability affects Rockwell Automation's CompactLogix 5380 and ControlLogix 5580 systems.
Sources1TypeAngleCISAReports the vulnerability in a technical manner