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Remote Code Execution Vulnerability in Rockwell Automations ControlLogix Ethernet modules 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: CRITICAL

Software Affected

1756-EN2T/D Version 11.004 or prior

1756-EN2F/C Version 11.004 or prior

1756-EN2TR/C Version 11.004 or prior

1756-EN3TR/B Version 11.004 or prior

1756-EN2TP/A Version 11.004 or prior

Overview

A vulnerability has been reported in ControlLogix Ethernet modules which could allow an attacker to perform remote code execution on the targeted system.

Target Audience:

Organizations using Rockwell Automation¿s ControlLogix Ethernet modules in industrial automation environment.

Risk Assessment:

High risk of sensitive data disclosure, altered execution flow and process disruption.

Impact Assessment:

Potential impact on Confidentiality, Integrity and Availability of the System.

Description

The ControlLogix Ethernet Module is a hardware component that connects a ControlLogix PLC to an Ethernet network. It facilitates communication between the PLC and other devices or systems.

This vulnerability exists in ControlLogix Ethernet Module due to the web-based debugger (WDB) agent being enabled by default. A remote attacker could exploit this vulnerability by connecting to WDB agent from a specific IP address which could allow to perform unauthorized memory dumps, modify memory and control the execution flow on the targeted system.

Solution

Upgrade ControlLogix Ethernet Module to version 12.001

https://www.rockwellautomation.com/en-in/trust-center/security-advisories/advisory.SD1732.html

Vendor Information

Rockwell Automation

https://www.rockwellautomation.com/en-in/trust-center/security-advisories/advisory.SD1732.html

References

Rockwell Automation

https://www.rockwellautomation.com/en-in/trust-center/security-advisories/advisory.SD1732.html

CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-25-226-28

CVE Name

CVE-2025-7353

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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