ICSA-22-090-04: Mitsubishi electric melsec iq-f fx5uj cpu modules vulnerability

Affected Software

2 affected components
Mitsubishi Electric MELSEC iQ-F Series FX5U(C) CPU modules, All models
Mitsubishi Electric MELSEC iQ-F Series FX5UJ CPU modules, All models

Event History

Feb 23, 2025
Advisory Published
01:15 PM
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Frequently Asked Questions

1

What is the severity of ICSA-22-090-04?

ICSA-22-090-04 has been assigned a CVSS score indicating a high severity level due to potential remote code execution vulnerabilities.

2

How do I fix ICSA-22-090-04?

To mitigate ICSA-22-090-04, apply the necessary firmware updates provided by Mitsubishi Electric for the affected CPU modules.

3

What products are affected by ICSA-22-090-04?

ICSA-22-090-04 affects Mitsubishi Electric MELSEC iQ-F Series FX5U(C) and FX5UJ CPU modules across all models.

4

What type of vulnerability is described in ICSA-22-090-04?

ICSA-22-090-04 describes a remote code execution vulnerability found in certain Mitsubishi Electric PLCs.

5

Is there a workaround for ICSA-22-090-04?

While a firmware update is the best solution, temporarily limiting network access to affected devices can serve as a workaround for ICSA-22-090-04.

Contact

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