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EDR-810/G902/G903 Series Web Server Buffer Overflow Vulnerability

Published: November 1, 2023

This Alert Is From MOXA

As Industrial IoT (IIoT) adoption continues to proliferate, cybersecurity has become one of the top priorities. The Moxa Product Security Incident Response Team (PSIRT) takes a proactive approach to protect products from cybersecurity vulnerabilities. Moxa PSIRT investigates all reports of vulnerabilities that could potentially affect Moxa products. Moxa created a vulnerability management policy to provide guidance and information to our customers in the event of a reported vulnerability. The management policy ensures that Moxa’s customers have steady, unambiguous resources to help them understand how Moxa resolves or mitigates reported vulnerabilities. For any queries, please email [email protected].

A vulnerability has been identified in the EDR-810, EDR-G902, and EDR-G903 Series, making them  vulnerable to the denial-of-service vulnerability. This vulnerability stems from insufficient input validation in the URI, potentially enabling malicious users to trigger the device reboot. 

The identified vulnerability types and potential impacts are shown below:

Item Vulnerability Type Impact
1
Buffer Copy Without Checking Size of Input (CWE-120) 
CVE-2023-4452 
 An attacker can trigger the device reboot. 

 

Vulnerability Scoring Details

ID CVSS V3.1 VECTOR REMOTE EXPLOIT WITHOUT AUTH?
CVE-2023-4452 6.5 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L  Yes

 

 

This alert has come from: https://www.moxa.com/en/support/product-support/security-advisory/mpsa-234880-edr-810-g902-g903-series-web-server-buffer-overflow-vulnerability