CVE-2020-5531 Information

Description

Mitsubishi Electric MELSEC C Controller Module and MELIPC Series MI5000 MELSEC-Q Series C Controller Module(Q24DHCCPU-V Q24DHCCPU-VG User Ethernet port (CH1 CH2): First 5 digits of serial number 21121 or before) MELSEC iQ-R Series C Controller Module / C Intelligent Function Module(R12CCPU-V Ethernet port (CH1 CH2): First 2 digits of serial number 11 or before and RD55UP06-V Ethernet port: First 2 digits of serial number 08 or before) and MELIPC Series MI5000(MI5122-VW Ethernet port (CH1): First 2 digits of serial number 03 or before or the firmware version 03 or before) allow remote attackers to cause a denial of service and/or malware being executed via unspecified vectors.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://jvn.jp/en/vu/JVNVU95424547/index.html https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2019-003_en.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8