CVE-2025-9368

432ES-IG3 Series A Denial-of-Service Vulnerability

Published Dec 9, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A security issue exists within 432ES-IG3 Series A, which affects GuardLink® EtherNet/IP Interface, resulting in denial-of-service. A manual power cycle is required to recover the device.

Remediation

Vendor Solution

2.001.9 https://compatibility.rockwellautomation.com/Pages/MultiProductFindDownloads.aspx

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Rockwellautomation
Rockwellautomation 432es-ig3 Series A
Vendors & Products Rockwellautomation
Rockwellautomation 432es-ig3 Series A
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A security issue exists within 432ES-IG3 Series A, which affects GuardLink® EtherNet/IP Interface, resulting in denial-of-service. A manual power cycle is required to recover the device.
Title 432ES-IG3 Series A Denial-of-Service Vulnerability
Weaknesses CWE-770
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Rockwell
Published
Updated
Dec 9, 2025, 4:01 PM
Reserved
Aug 22, 2025, 6:31 PM
Status
Deferred
Published
Dec 9, 2025, 4:18 PM
Modified
Oct 14, 2026, 9:10 PM