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High severity · published Dec 9, 2025
CVE-2025-9368
432ES-IG3 Series A Denial-of-Service Vulnerability
8.7
CVSS
0.4%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
4S
432ES-IG3 Series A · Rockwell Automation
1.001 · source: vendor
Affected product
4S
432ES-IG3 Series A
Rockwell Automation
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-9368
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-9368
www.rockwellautomation.com
https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1764.html