CVE-2022-46350 : What You Need to Know

A vulnerability has been identified in SCALANCE X204RNA (HSR), SCALANCE X204RNA (PRP), SCALANCE X204RNA EEC (HSR), SCALANCE X204RNA EEC (PRP), SCALANCE X204RNA EEC (PRP/HSR) all versions below V3.2.7. The integrated web server could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link, enabling an attacker to trigger a malicious request.

Understanding CVE-2022-46350

This section delves into the specifics of CVE-2022-46350

What is CVE-2022-46350?

CVE-2022-46350 entails a Cross-Site Scripting (XSS) vulnerability found in various SCALANCE X204RNA products by Siemens. It allows an attacker to execute malicious requests via the integrated web server.

The Impact of CVE-2022-46350

The impact involves a significant risk of XSS attacks on affected devices, potentially leading to unauthorized access, data theft, or device manipulation.

Technical Details of CVE-2022-46350

Here are the technical aspects of the CVE-2022-46350 vulnerability.

Vulnerability Description

The vulnerability arises from the improper neutralization of script-related HTML tags in the web interface, facilitating XSS attacks through malicious links.

Affected Systems and Versions

The following Siemens products and versions are affected:

SCALANCE X204RNA (HSR) - All versions < V3.2.7
SCALANCE X204RNA (PRP) - All versions < V3.2.7
SCALANCE X204RNA EEC (HSR) - All versions < V3.2.7
SCALANCE X204RNA EEC (PRP) - All versions < V3.2.7
SCALANCE X204RNA EEC (PRP/HSR) - All versions < V3.2.7

Exploitation Mechanism

Exploitation requires tricking unsuspecting users into clicking on a malicious link, which then allows the attacker to send malicious requests to the targeted device.

Mitigation and Prevention

Discover how to protect your systems against CVE-2022-46350

Immediate Steps to Take

To mitigate the risk, ensure to avoid clicking on suspicious links and regularly monitor Siemens security advisories for updates.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users on identifying phishing attempts are crucial for long-term security.

Patching and Updates

Siemens may release security patches or updates to address the vulnerability. Stay informed through Siemens' security advisories.