• For CVE-2023-52237, CVE-2023-52238: Disable the webserver if not required on the affected systems. Restrict the access to Port 80/tcp and 443/tcp to trusted IP address only
• For CVE-2024-38278: Disable the IP Forwarding if not required on the affected system. Also note, the IP forwarding is disabled by default
• For CVE-2024-39675: Disable the Modbus Server if not required on the affected system. Restrict the access to Port 502/tcp to trusted IP address only. Also note, Modbus is disabled by default

Product-specific remediations or mitigations can be found in the section Affected Products and Solution.
Please follow the General Security Recommendations.

As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity

This chapter describes all vulnerabilities (CVE-IDs) addressed in this security advisory. Wherever applicable, it also documents the product-specific impact of the individual vulnerabilities.