CVE-2023-6357 : Vulnerability Insights and Analysis

This is a detailed overview of CVE-2023-6357, which involves an OS Command Injection vulnerability found in multiple CODESYS products.

Understanding CVE-2023-6357

This section will delve into the nature of the vulnerability and its potential impact on affected systems.

What is CVE-2023-6357?

CVE-2023-6357 is an OS Command Injection vulnerability identified in various CODESYS products. It allows a low-privileged remote attacker to inject additional system commands through file system libraries. This unauthorized access could grant the attacker full control over the vulnerable device.

The Impact of CVE-2023-6357

The impact of this vulnerability is rated as high, with a CVSS v3.1 base severity score of 8.8. It can lead to a compromise of confidentiality, integrity, and availability of the system. The attack complexity is low, and the attack vector is through the network, making it a significant concern for system security.

Technical Details of CVE-2023-6357

Explore the technical aspects of CVE-2023-6357, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability, categorized as CWE-78 (Improper Neutralization of Special Elements used in an OS Command), allows attackers to execute arbitrary system commands by exploiting file system libraries in CODESYS products.

Affected Systems and Versions

Multiple CODESYS products are affected by CVE-2023-6357, including versions less than 4.11.0.0 for various products such as CODESYS Control for BeagleBone, Raspberry Pi, WAGO Touch Panels, and more. Additionally, the CODESYS Runtime Toolkit for Linux or QNX versions less than 3.5.19.50 is also impacted.

Exploitation Mechanism

The vulnerability can be exploited remotely by a low-privileged attacker, injecting malicious system commands via file system libraries to gain unauthorized control over the targeted device.

Mitigation and Prevention

Learn about the necessary steps to mitigate the risks posed by CVE-2023-6357 and safeguard your systems.

Immediate Steps to Take

It is recommended to apply security patches provided by CODESYS promptly to address the vulnerability and prevent potential exploitation. Additionally, organizations should monitor network traffic for any suspicious activity that could indicate an attempted exploitation.

Long-Term Security Practices

Implementing strict access controls, regular security audits, and security training for personnel can help enhance the overall security posture and resilience of the systems against similar vulnerabilities in the future.

Patching and Updates

Ensure that all CODESYS products are updated to version 4.11.0.0 or higher to mitigate the risks associated with CVE-2023-6357. Regularly check for security updates and apply patches in a timely manner to stay protected against emerging threats.