CVE-2021-20600: High severity mitsubishi electric r12ccpu-v vulnerability

Published Oct 8, 2021
·
Updated

Uncontrolled resource consumption in Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V Firmware Versions "16" and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending a large number of packets in a short time while the module starting up. System reset is required for recovery.

Affected Software

3 affected components
Mitsubishi Electric R12CCPU-V: Firmware Version 16 and prior
Mitsubishielectric R12ccpu-v Firmware<=16
Mitsubishielectric R12ccpu-v

Event History

Oct 8, 2021
CVE Published
via MITRE·04:42 PM
Data Sourced
via MITRE·04:42 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID is CVE-2021-20600.

2

What is the severity level of CVE-2021-20600?

The severity level of CVE-2021-20600 is high.

3

What is the affected software for CVE-2021-20600?

The affected software for CVE-2021-20600 is Mitsubishi Electric MELSEC iQ-R series C Controller Module R12CCPU-V Firmware Versions "16" and prior.

4

How does CVE-2021-20600 impact the system?

CVE-2021-20600 allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition by sending a large number of packets in a short time while the module is starting.

5

Are there any fixes or patches available for CVE-2021-20600?

Please refer to the official references provided for information on available fixes or patches for CVE-2021-20600.

Contact

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