CVE-2021-46560

Name: CVE-2021-46560
Creator: NVD / NIST
Published: 2022-01-26T02:15:07.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.59%

Last modified Jun 17, 2026

CVE-2021-46560 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The firmware on Moxa TN-5900 devices through 3.1 allows command injection that could lead to device damage.. EPSS estimates a 3.59% chance of exploitation in the next 30 days.

Description

The firmware on Moxa TN-5900 devices through 3.1 allows command injection that could lead to device damage.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.59%

87.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Moxa	Tn-5900 Firmware	<= 3.1

References

Timeline

Published: Jan 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-46560?

The firmware on Moxa TN-5900 devices through 3.1 allows command injection that could lead to device damage.

How severe is CVE-2021-46560?

CVE-2021-46560 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-46560?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-46560?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST