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AWK-3131A/4131A/1131A/1137C Series Wireless AP/Bridge/Client Vulnerabilities

Published: December 30, 2021

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].

Multiple product vulnerabilities were identified in Moxa’s AWK-3131A/4131A/1131A/1137C Series Wireless AP/Bridge/Client. 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 Command Injection for Authentication (CWE-77), CVE-2021-37752 An attacker located remotely can execute arbitrary commands on the device via a web interface.
2 Authentication Bypass and Unencrypted Credentials
(CWE-303, CWE-256), CVE-2021-37753, CVE-2021-37755		 An attacker located remotely can bypass authentication mechanisms.
3 Improper Restriction That Causes Buffer Overflow
(CWE-119), CVE-2021-37757		 An attacker located remotely can crash the service of the devices.
4 Reveals Sensitive Information to an Unauthorized Actor (CWE-204), CVE-2021-37751 An attacker located remotely can obtain sensitive information.
5 Improper Restriction of Excessive Authentication Attempts
(CWE-307), CVE-2021-37754		 An attacker located remotely can use brute force to obtain credentials.
6 Cross-site scripting (XSS)
(CWE-79), CVE-2021-37756		 An attacker located remotely can insert HTML and JavaScript into the system via a web interface.
7 Improper Verification of Firmware
(CWE-347), CVE-2021-37758		 An attacker can create malicious firmware for the device.

 

 

This alert has come from: https://www.moxa.com/en/support/product-support/security-advisory/awk-3131a-4131a-1131a-1137c-wireless-ap-bridge-client-vulnerabilities