ICSA-21-287-03: Mitsubishi electric melsec iq-r series safety cpu r08sfcpu vulnerability

Affected Software

8 affected components
: Mitsubishi Electric Corporation MELSEC iQ-R series Safety CPU R08SFCPU: Firmware versions "26" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series Safety CPU R16SFCPU: Firmware versions "26" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series Safety CPU R32SFCPU: Firmware versions "26" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series Safety CPU R120SFCPU: Firmware versions "26" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series SIL2 Process CPU R08PSFCPU: Firmware versions "11" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series SIL2 Process CPU R16PSFCPU: Firmware versions "11" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series SIL2 Process CPU R32PSFCPU: Firmware versions "11" and prior
: Mitsubishi Electric Corporation MELSEC iQ-R series SIL2 Process CPU R120PSFCPU: Firmware versions "11" and prior

Event History

Feb 21, 2025
Advisory Published
06:20 AM
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Frequently Asked Questions

1

What is the severity of ICSA-21-287-03?

The severity of ICSA-21-287-03 is rated as high, indicating potential critical impacts to the affected systems.

2

How do I fix ICSA-21-287-03?

To fix ICSA-21-287-03, users should update the firmware of their affected Mitsubishi Electric MELSEC iQ-R series CPUs to the latest versions released by the manufacturer.

3

Which firmware versions are affected by ICSA-21-287-03?

ICSA-21-287-03 affects firmware versions '26' and prior for MELSEC iQ-R series Safety CPUs and '11' and prior for MELSEC iQ-R series SIL2 Process CPUs.

4

What types of devices does ICSA-21-287-03 impact?

ICSA-21-287-03 impacts various Mitsubishi Electric MELSEC iQ-R series CPUs, specifically the Safety and SIL2 Process models.

5

Is ICSA-21-287-03 a remote exploitation vulnerability?

Yes, ICSA-21-287-03 can potentially be exploited remotely, allowing an attacker to compromise the affected systems.

Contact

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