CVE-2023-51438 : Security Advisory and Response

A vulnerability has been identified in SIMATIC IPC1047E, SIMATIC IPC647E, and SIMATIC IPC847E systems running maxView Storage Manager on Windows. The flaw can allow unauthorized access through the Redfish server in default installations.

Understanding CVE-2023-51438

This section delves into the details of the CVE-2023-51438 vulnerability.

What is CVE-2023-51438?

The vulnerability in SIMATIC IPC series with maxView Storage Manager allows unauthorized access when the Redfish server is configured for remote management.

The Impact of CVE-2023-51438

The critical severity vulnerability can lead to unauthorized system access, compromising confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2023-51438

In this section, we explore the technical aspects of CVE-2023-51438.

Vulnerability Description

The flaw arises from improper input validation, allowing attackers to gain unauthorized access to the systems.

Affected Systems and Versions

Siemens SIMATIC IPC1047E, SIMATIC IPC647E, and SIMATIC IPC847E systems running maxView Storage Manager versions below V4.14.00.26068 on Windows are affected.

Exploitation Mechanism

Attackers can exploit this vulnerability through the Redfish server in default installations of maxView Storage Manager.

Mitigation and Prevention

This section covers the mitigation strategies for CVE-2023-51438.

Immediate Steps to Take

Users are advised to update maxView Storage Manager to version V4.14.00.26068 or above to mitigate the vulnerability.

Long-Term Security Practices

Implementing strong access control policies and monitoring systems for unauthorized access can enhance the security posture.

Patching and Updates

Regularly applying security patches and updates from Siemens is crucial to protecting the systems from known vulnerabilities.