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SUMMARY

TN-5900 Series User Enumeration Vulnerability

  • Security Advisory ID: MPSA-230401
  • Version: V1.0
  • Release Date: Jul 03, 2023
  • Reference:

A user enumeration vulnerability exists in the TN-5900 Series. The vulnerability may allow a remote attacker to determine whether a user is valid during password recovery through the web login page and enable a brute force attack with valid users.

The identified vulnerability types and potential impacts are shown below:

Item Vulnerability Type Impact
1 CWE-204: Observable Response Discrepancy

An attacker located remotely can obtain sensitive information.
AFFECTED PRODUCTS AND SOLUTIONS

Affected Products:

The affected products and firmware versions are shown below.

Product Series Affected Versions
TN-5900 Series Firmware version 3.3 and earlier

 

Solutions:

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

Product Series Solutions
TN-5900 Series Please upgrades to firmware version 3.4 or later.

 

Products Confirmed Not Vulnerable:

Only products listed in the Affected Products section of this advisory are known to be affected by this vulnerability. Moxa has confirmed that this vulnerability does not affect the following products:

  • TN-4900 Series
  • EDR-810 Series, EDR-G9010 Series, EDR-G902 Series, EDR-G903 Series
  • NAT-102 Series
  • Moxa Remote Connect Suite MRC-1002 Series
  • OnCell 3120-LTE-1 Series, OnCell 5104-HSPA Series

 

Revision History:

VERSION DESCRIPTION RELEASE DATE
1.0 First Release July 3, 2023

Relevant Products

TN-5900 Series ·

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