CVE-2022-27048

Name: CVE-2022-27048
Creator: NVD / NIST
Published: 2022-04-15T19:15:15.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2022-27048 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability has been discovered in Moxa MGate which allows an attacker to perform a man-in-the-middle (MITM) attack on the device. This affects MGate MB3170 Series Firmware Version 4.2 or lower. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

A vulnerability has been discovered in Moxa MGate which allows an attacker to perform a man-in-the-middle (MITM) attack on the device. This affects MGate MB3170 Series Firmware Version 4.2 or lower. and MGate MB3270 Series Firmware Version 4.2 or lower. and MGate MB3280 Series Firmware Version 4.1 or lower. and MGate MB3480 Series Firmware Version 3.2 or lower.

Metrics

CVSS 3.1

7.4/10

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

EPSS Probability

0.75%

50.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Moxa	Mgate Mb3170i Firmware	<= 4.2
Moxa	Mgate Mb3170i-T Firmware	<= 4.2
Moxa	Mgate Mb3170-M-St Firmware	<= 4.2
Moxa	Mgate Mb3170-M-Sc-T Firmware	<= 4.2
Moxa	Mgate Mb3170 Firmware	<= 4.2
Moxa	Mgate Mb3170-T Firmware	<= 4.2
Moxa	Mgate Mb3170-M-Sc Firmware	<= 4.2
Moxa	Mgate Mb3170i-S-Sc Firmware	<= 4.2
Moxa	Mgate Mb3270i Firmware	<= 4.2
Moxa	Mgate Mb3270i-T Firmware	<= 4.2
Moxa	Mgate Mb3170i-M-Sc Firmware	<= 4.2
Moxa	Mgate Mb3170-S-Sc-T Firmware	<= 4.2
Moxa	Mgate Mb3170i-M-Sc-T Firmware	<= 4.2
Moxa	Mgate Mb3270 Firmware	<= 4.2
Moxa	Mgate Mb3270-T Firmware	<= 4.2
Moxa	Mgate Mb3170-S-Sc Firmware	<= 4.2
Moxa	Mgate Mb3170-M-St-T Firmware	<= 4.2
Moxa	Mgate Mb3170i-S-Sc-T Firmware	<= 4.2
Moxa	Mgate Mb3280 Firmware	<= 4.1
Moxa	Mgate Mb3480 Firmware	<= 3.2

References

Timeline

Published: Apr 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-27048?

How severe is CVE-2022-27048?

CVE-2022-27048 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2022-27048?

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-2022-27048?

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

Scan your code now

Source: NVD / NIST