CVSS 3.1 Score 9.1 of 10 (high)


Published Oct 13, 2023
Updated: Oct 23, 2023
CWE ID 287


CVE-2023-4562 is an Improper Authentication vulnerability in Mitsubishi Electric Corporation MELSEC-F Series main modules. This vulnerability allows a remote unauthenticated attacker to obtain sequence programs from the product or write malicious sequence programs or improper data in the product without authentication by sending illegitimate messages. The base severity of this vulnerability is rated as critical, with a base score of 9.1 out of 10. It has a high impact on integrity and confidentiality and can be exploited over a network without requiring any privileges or user interaction. The potential danger it poses to an organization is significant, as it can lead to unauthorized access and manipulation of sensitive data. To remediate this vulnerability, organizations should apply the necessary security patches or updates provided by Mitsubishi Electric Corporation.

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