CVE-2022-24287 : Vulnerability Insights and Analysis

A vulnerability has been identified in SIMATIC PCS 7 and SIMATIC WinCC products by Siemens that could allow an attacker to escape the WinCC Kiosk Mode.

Understanding CVE-2022-24287

This CVE record outlines a security flaw present in various Siemens products, potentially enabling authenticated attackers to bypass WinCC Kiosk Mode.

What is CVE-2022-24287?

The CVE-2022-24287 vulnerability is characterized by a missing printer configuration on the host system, opening the door for authenticated threat actors to escape the WinCC Kiosk Mode, thereby posing a security risk to affected systems.

The Impact of CVE-2022-24287

This vulnerability, with a CVSS base score of 7.8 (High), can result in severe consequences such as unauthorized access, data manipulation, and system compromise. Organizations utilizing the impacted Siemens products are urged to take immediate action to mitigate this risk.

Technical Details of CVE-2022-24287

The following technical details shed light on the specific aspects of the CVE-2022-24287 vulnerability:

Vulnerability Description

The vulnerability stems from a lack of proper printer configuration on the host system, which enables authenticated attackers to escape the WinCC Kiosk Mode.

Affected Systems and Versions

Siemens products affected by this vulnerability include SIMATIC PCS 7 V8.2, V9.0, V9.1, SIMATIC WinCC Runtime Professional V16 and earlier, SIMATIC WinCC Runtime Professional V17, SIMATIC WinCC V7.3, V7.4, and V7.5.

Exploitation Mechanism

By leveraging the missing printer configuration, an authenticated attacker can exploit the vulnerability to break free from the WinCC Kiosk Mode and potentially carry out malicious activities on the affected systems.

Mitigation and Prevention

To address the CVE-2022-24287 vulnerability, organizations are advised to implement the following measures:

Immediate Steps to Take

Siemens users should ensure proper printer configuration on the host system to prevent unauthorized exit from WinCC Kiosk Mode.
Regular monitoring of system activities to detect any suspicious behavior indicating exploitation attempts.

Long-Term Security Practices

Enforce the principle of least privilege to restrict access to critical functions and data within the affected systems.
Implement network segmentation to isolate vulnerable systems and minimize the potential impact of security breaches.

Patching and Updates

Stay informed about security advisories from Siemens and promptly apply patches or updates released to address the vulnerability and enhance the overall security posture of the affected products.