As of June 15, 2022, this site no longer supports Internet Explorer. Please use another browser for the best experience on our site.
Sign In
Home Support Security Advisories MGate MB3170/MB3270/MB3280/MB3480 Series Protocol Gateways Vulnerability

Product support

Security Advisories

Please sign in

Forgot your password?
Sign In
Remember Me.
Not a member? Sign up now
SUMMARY

MGate MB3170/MB3270/MB3280/MB3480 Series Protocol Gateways Vulnerability

  • Security Advisory ID: MPSA-220203
  • Version: V1.1
  • Release Date: Feb 17, 2022
  • Reference:
    • N/A

A product vulnerability was identified in Moxa’s MGate MB3170/MB3270/MB3280/MB3480 Series Protocol Gateways. In response to this, Moxa has developed related solutions to address these vulnerabilities.

The identified vulnerability types and potential impacts are shown below:

Item Vulnerability Type Impact
1 Channel Accessible by Non-Endpoint (CWE-300) Allows an attacker to perform a man-in-the-middle (MITM) attack on the device.
AFFECTED PRODUCTS AND SOLUTIONS

Affected Products:

The affected products and firmware versions are shown below.

Product Series Affected Versions
MGate MB3170 Series Firmware Version 4.2 or lower.
MGate MB3270 Serie Firmware Version 4.2 or lower.
MGate MB3280 Series Firmware Version 4.1 or lower.
MGate MB3480 Series Firmware Version 3.2 or lower.
MGate MB3660 Series Firmware Version 2.5 or lower.

 

Solutions:

Moxa has developed appropriate solutions to address the vulnerabilities. The solutions for affected products are shown below.

Product Series Solutions
MGate MB3170 Series Upgrade to the firmware version 4.3 or later 
MGate MB3270 Series Upgrade to the firmware version 4.3 or later 
MGate MB3280 Series Upgrade to the firmware version 4.2 or later 
MGate MB3480 Series Upgrade to the firmware version 4.1 or later 
MGate MB3660 Series Upgrade to the firmware version 3.1 or later 

 

Products Confirmed Not Affected:

MGate MB3180 Series

 

Acknowledgment:

We would like to express our appreciation to Pawan Sable and Dr. Faruk Kazi from CoE-CNDS Lab, VJTI in Mumbai, India, for reporting the vulnerability, working with us to help enhance the security of our products, and helping us provide a better service to our customers.
 

Revision History:

VERSION DESCRIPTION RELEASE DATE
1.0 First Release Feb 17 , 2022
1.1

Add MGate MB3660 Series in Affected Products. Update Solutions for all products. Add Products Confirmed Not Affected section.

 Aug 5, 2025

Relevant Products

MGate MB3170/MB3270 Series · MGate MB3180/MB3280/MB3480 Series · MGate MB3660 Series ·

  •   Print this page

  • Save
    You can manage and share your saved list in My Moxa
Related Advisories
Let’s get that fixed

If you are concerned about a potential cybersecurity vulnerability, please contact us and one of technical support staff will get in touch with you.

Report a Vulnerability

Do Not Share My Personal Information

To opt out of sharing your personal information for cross-context behavioral advertising, you can complete and submit the form provided below.


Please note that even if you choose to complete the form, you may still see our ads on other websites. However, these ads may not be as relevant to you as they would be if you had not opted out.

 
 
Added To Bag

View Bag
You have some items waiting in your bag; click here to finish your quote!

You are currently on the Global / English site.
Would you like to go to the site for your region?

Feedback