CVE-2023-1698 : Security Advisory and Response

This CVE, assigned by CERTVDE, is related to a vulnerability in multiple products of WAGO, allowing an unauthenticated, remote attacker to create new users and change the device configuration. This could lead to unintended behavior, Denial of Service (DoS), and full system compromise.

Understanding CVE-2023-1698

This section delves into the details of the CVE-2023-1698 vulnerability and its implications.

What is CVE-2023-1698?

The vulnerability in multiple products of WAGO enables an attacker to create new users and alter device configuration remotely without authentication. This can open doors to unintended actions, DoS attacks, and even complete system compromise.

The Impact of CVE-2023-1698

The impact of CVE-2023-1698 is critical, with a base score of 9.8, categorizing it as a severe security threat. The vulnerability can lead to high confidentiality and integrity impacts, with the potential for significant availability impact.

Technical Details of CVE-2023-1698

In this section, we will explore the technical aspects of CVE-2023-1698.

Vulnerability Description

The vulnerability, officially categorized as CWE-78 (Improper Neutralization of Special Elements used in an OS Command), specifically involves OS Command Injection. This type of vulnerability can allow attackers to execute arbitrary commands on affected systems.

Affected Systems and Versions

The vulnerability affects various products of WAGO, including Compact Controller CC100, Edge Controller, PFC100, PFC200, Touch Panel 600 Advanced Line, Touch Panel 600 Marine Line, and Touch Panel 600 Standard Line. Specific versions like FW20 and FW23 are identified as vulnerable.

Exploitation Mechanism

The exploitation of this vulnerability involves an unauthenticated, remote attacker sending malicious commands to the affected devices, gaining unauthorized access, and manipulating device configurations.

Mitigation and Prevention

This section outlines the necessary steps to mitigate and prevent the exploitation of CVE-2023-1698.

Immediate Steps to Take

Implement strong access controls and authentication mechanisms.
Regularly monitor for any suspicious activities on the network.
Apply patches and updates from the vendor promptly.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Keep systems and devices up to date with the latest security patches.
Educate users and administrators about best security practices to prevent unauthorized access.

Patching and Updates

WAGO may release patches or firmware updates to address CVE-2023-1698. It is crucial for organizations using the affected products to promptly apply these patches to mitigate the risk of exploitation.