QID 590650

Date Published: 2022-03-17

QID 590650: Mitsubishi Electric MELSEC iQ-R Series Authorization Bypass Through User-controlled Key Vulnerability (ICSA-21-287-03)

AFFECTED PRODUCTS
Mitsubishi Electric reports the vulnerability affects the following MELSEC Safety CPU/SIL2 Process CPU Modules:
R08/16/32/120SFCPU: all versions
R08/16/32/120PSFCPU: all versions

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

Successful exploitation of this vulnerability could allow a remote attacker to be able to log in to the CPU module by obtaining credentials.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Customers are advised to refer to CERT MITIGATIONS section ICSA-21-287-03 for affected packages and patching details.

Vendor References

ICSA-21-287-03 - www.us-cert.gov/ics/advisories/ICSA-21-287-03

CVEs related to QID 590650

CVE-2021-20599 |

Software Advisories

Advisory ID	Software	Component	Link
ICSA-21-287-03			www.us-cert.gov/ics/advisories/ICSA-21-287-03

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