CVE-2023-0356 Explained : Impact and Mitigation

This CVE-2023-0356 was published by icscert on January 24, 2023. It pertains to a vulnerability in SOCOMEC MODULYS GP Netvision versions 7.20 and prior where there is a lack of strong encryption for credentials on HTTP connections, potentially allowing threat actors to access sensitive information.

Understanding CVE-2023-0356

This section delves into the details and impact of the CVE-2023-0356 vulnerability.

What is CVE-2023-0356?

The CVE-2023-0356 highlights a weakness in the SOCOMEC MODULYS GP Netvision software versions 7.20 and earlier. Due to the absence of robust encryption for credentials while using HTTP connections, malicious actors could exploit this vulnerability to retrieve critical data.

The Impact of CVE-2023-0356

With high confidentiality impact but low attack complexity, this CVE poses a medium-level threat. If successfully exploited, attackers could gain unauthorized access to sensitive information stored in the affected software.

Technical Details of CVE-2023-0356

Let's delve deeper into the technical aspects of this vulnerability.

Vulnerability Description

The vulnerability lies in the inadequate encryption of credentials on HTTP connections in SOCOMEC MODULYS GP Netvision versions 7.20 and prior, allowing potential interception and exposure of sensitive data.

Affected Systems and Versions

This vulnerability affects specifically the Netvision component of the SOCOMEC MODULYS GP software, versions 7.20 and earlier.

Exploitation Mechanism

The exploitation of this vulnerability requires adjacent network access and user interaction, making it essential for attackers to be within the network proximity to launch an attack.

Mitigation and Prevention

Understanding how to mitigate and prevent the exploitation of CVE-2023-0356 is crucial for maintaining system security.

Immediate Steps to Take

As a temporary workaround, users of the affected software are advised to reach out to SOCOMEC customer support for guidance since the vendor has not yet collaborated with CISA to address the vulnerability.

Long-Term Security Practices

Implementing stronger encryption methods, transitioning to secure HTTPS connections, and regularly updating software are long-term security measures that can help prevent similar vulnerabilities in the future.

Patching and Updates

Users are encouraged to stay informed about official patches released by the software vendor to address the encryption weakness in SOCOMEC MODULYS GP Netvision versions 7.20 and prior. Regularly updating the software will help to mitigate the risk of exploitation.

By understanding the details, impact, and mitigation strategies associated with CVE-2023-0356, users can take necessary steps to secure their systems and data from potential threats.