CVE-2020-25153 : Security Advisory and Response

MOXA NPort IAW5000A-I/O Series firmware version 2.1 or lower has a critical vulnerability due to weak password requirements.

Understanding CVE-2020-25153

The vulnerability in the MOXA NPort IAW5000A-I/O Series firmware allows unauthorized access due to weak password implementation.

What is CVE-2020-25153?

The built-in web service for MOXA NPort IAW5000A-I/O firmware version 2.1 or lower does not enforce strong password policies, potentially leading to unauthorized access.

The Impact of CVE-2020-25153

CVSS Base Score: 9.8 (Critical)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2020-25153

The technical details of the vulnerability in MOXA NPort IAW5000A-I/O Series firmware version 2.1 or lower.

Vulnerability Description

The vulnerability arises from the lack of strong password requirements in the web service of the affected firmware.

Affected Systems and Versions

Affected Product: NPort IAW5000A-I/O
Vendor: MOXA
Affected Version: <= Version 2.1

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by bypassing the weak password policy to gain unauthorized access to the system.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2020-25153 vulnerability.

Immediate Steps to Take

Users should update the firmware to the latest version provided by MOXA.
Implement strong password policies to enhance security.

Long-Term Security Practices

Regularly monitor and update firmware to address security vulnerabilities.
Conduct security audits to identify and address potential weaknesses.

Patching and Updates

MOXA has released an updated firmware version for the NPort IAW5000A-I/O Series to address this vulnerability.