CVE-2021-46559: High severity moxa tn-5900 firmware vulnerability
Published Jan 26, 2022
·Updated
The firmware on Moxa TN-5900 devices through 3.1 has a weak algorithm that allows an attacker to defeat an inspection mechanism for integrity protection.
Affected Software
2 affected components
MOXA Tn-5900 Firmware<=3.1
MOXA TN-5900
Event History
Jan 26, 2022
CVE Published
via MITRE·01:11 AM
Data Sourced
via MITRE·01:11 AM
Description
Frequently Asked Questions
1
What is CVE-2021-46559?
CVE-2021-46559 is a vulnerability found in the firmware on Moxa TN-5900 devices through version 3.1.
2
How does CVE-2021-46559 affect Moxa TN-5900 devices?
CVE-2021-46559 allows an attacker to bypass an inspection mechanism for integrity protection.
3
What is the severity of CVE-2021-46559?
CVE-2021-46559 has a severity rating of 7.5 (High).
4
How can I fix CVE-2021-46559?
To fix CVE-2021-46559, update the firmware on Moxa TN-5900 devices to version 3.2 or higher.
5
Where can I find more information about CVE-2021-46559?
You can find more information about CVE-2021-46559 in the security advisory provided by Moxa: https://www.moxa.com/en/support/product-support/security-advisory/tn-5900-secure-routers-vulnerabilities