The security of our products is important to us as your industrial automation supplier. This security issue was found internally during routine testing and is being reported based on our commitment to customer transparency and improvement of all business environments.
Product Description
POINT I/O™ 8 Point Digital Output Module
Affected Products and Solution
Affected Product |
CVE |
Affected Firmware Version |
Corrected in Firmware Version |
Affected Catalog Numbers |
1734 POINT I/OTM |
CVE-2026-10573 |
3.023 |
N/A
Users are recommended to migrate to 5034-OB8 |
1734-OB8 |
Security Issue Details for CVE-2026-10573
Category |
Details |
CVE ID |
CVE-2026-10573 |
Impact |
A denial-of-service security issue exists in 1734 POINT I/O™ module. The security issue stems from improper handling of crafted CIP messages, which can cause the module to enter a faulted state. A restart is required to recover.
|
CVSS 3.1 Base Score |
|
CVSS 4.0 Base Score |
|
CWE |
CWE-770: Allocation of Resources Without Limits or Throttling |
Known Exploited Vulnerability |
No |
Mitigations and Workarounds
Customers using the affected software, who are not able to upgrade to one of the corrected versions, should use our security best practices.
Revision History
Revision |
Date |
Description |
1.0 |
7/14/26
|
Initial release |
Glossary:
· Denial of Service: A malicious attempt to disrupt the normal functioning of a targeted server, service, or network by overwhelming it with a flood of traffic or triggering a crash.
· CIP (Common Industrial Protocol): Common Industrial Protocol (CIP) is a common communication standard that is widely used in industrial automation. Comprises a series of protocols for communication between different devices and systems in automation technology.
· Module: A self-contained unit within a system that performs a specific function and can operate independently or as part of a larger system.
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Support
If you have any questions regarding the security issue(s) above and how to mitigate them, contact TechConnect for help. More information can be found at Contact Us | Rockwell Automation | US.
If you have any questions regarding this disclosure, please contact PSIRT
Email: rasecure@ra.rockwell.com
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