CVSS 3.1 Score 10.0 of 10 (high)


Published Jul 11, 2023
Updated: Jul 18, 2023
CWE ID 276


CVE-2023-29131 is a vulnerability affecting SIMATIC CN 4100 devices with all versions prior to V2.5. The vulnerability arises from an incorrect default value in the SSH configuration, potentially enabling an attacker to bypass network isolation. The base severity of this vulnerability is rated as critical, with a CVSS score of 10.0, indicating a high impact on confidentiality, integrity, and availability. No privileges are required for exploitation, and there is no user interaction necessary. The attack vector is through the network, and the potential danger to an organization is significant. Remediation for this vulnerability involves updating the affected devices to version V2.5 or later to mitigate the risk of exploitation and maintain network security.


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