QID 590651

Date Published: 2022-03-17

QID 590651: Mitsubishi Electric MELSEC iQ-R Series C Controller Module (Update A) Denial of Service (DoS) Vulnerability (ICSA-21-280-04)

AFFECTED PRODUCTS
The following modules of the MELSEC iQ-R Series C Controller Module are affected:
R12CCPU-V: All versions

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version of using passive scanning

Successful exploitation of this vulnerability could prevent the module from starting up.If successfully exploited, a system reset would be required for recovery.

CVSS V3 rated as Medium - 5.9 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Customers are advised to refer to CERT MITIGATIONS section ICSA-21-280-04 for affected packages and patching details.

Vendor References

ICSA-21-280-04 - www.us-cert.gov/ics/advisories/ICSA-21-280-04

CVEs related to QID 590651

CVE-2021-20600 |

Software Advisories

Advisory ID	Software	Component	Link
ICSA-21-280-04			www.us-cert.gov/ics/advisories/ICSA-21-280-04

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