CVSS 3.1 Score 9.8 of 10 (high)


Published Jan 9, 2024
Updated: Jan 11, 2024
CWE ID 1392


CVE-2023-49621 is a vulnerability that affects SIMATIC CN 4100 devices with versions prior to V2.7. The vulnerability allows an attacker to gain complete control of the affected device by exploiting default credentials that have admin privileges. The base severity of this vulnerability is rated as CRITICAL, with a base score of 9.8 out of 10. It has a high impact on both integrity and confidentiality, posing a significant danger to organizations using the affected products. To remediate the vulnerability, it is recommended to update the SIMATIC CN 4100 devices to version V2.7 or later and ensure that strong and unique credentials are used for authentication.

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