CVE-2025-12012

CRITICAL

CompactLogix ®, ControlLogix ®, Compact GuardLogix ® and GuardLogix ® Buffer Overflow

Title source: cna

Description

A denial-of-service issue exists in 5380/5480/5580 controllers. This vulnerability could potentially allow a malicious user to write invalid file data to the controller, causing the device to enter a major non-recoverable fault (MNRF).

References (1)

Core 1

Core References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1781.html

Scores

CVSS v4 9.2

EPSS 0.0030

EPSS Percentile 22.7%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-120

Status published

Products (1)

Rockwell Automation/CompactLogix® 5370 Compact GuardLogix® 5370 ControlLogix® 5570 GuardLogix® 5570 V34.012 and earlier V35.011 and earlier

Published Jul 14, 2026

Tracked Since Jul 14, 2026