CVE-2023-34391 Explained : Impact and Mitigation

This CVE-2023-34391 article provides detailed information about an 'Insecure Inherited Permissions' vulnerability in Schweitzer Engineering Laboratories SEL-5033 AcSELerator RTAC Software on Windows. It explains the impact, technical details, and mitigation steps related to this security issue.

Understanding CVE-2023-34391

CVE-2023-34391 is a security vulnerability found in the SEL-5033 AcSELerator RTAC Software developed by Schweitzer Engineering Laboratories. The vulnerability allows Leveraging/Manipulating Configuration File Search Paths, potentially leading to unauthorized access and control.

What is CVE-2023-34391?

The vulnerability, known as 'Insecure Inherited Permissions,' affects SEL-5033 AcSELerator RTAC Software versions prior to 1.35.151.21000 on Windows. Attackers can exploit this flaw to manipulate configuration file search paths, compromising system integrity and confidentiality.

The Impact of CVE-2023-34391

With a CVSS v3.1 base score of 7.4 (High Severity), the impact of CVE-2023-34391 is significant. The vulnerability's exploitability and potential consequences include high confidentiality and integrity impacts, requiring low privileges and user interaction.

Technical Details of CVE-2023-34391

Vulnerability Description

The 'Insecure Inherited Permissions' vulnerability allows threat actors to manipulate configuration file search paths, leading to unauthorized access and file modification within the SEL-5033 AcSELerator RTAC Software.

Affected Systems and Versions

The affected product is SEL-5033 AcSELerator RTAC Software versions earlier than 1.35.151.21000 running on Windows platforms.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging inherited permissions to navigate through configuration file search paths, potentially allowing unauthorized modifications and system compromise.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-34391, immediate and proactive measures are recommended.

Immediate Steps to Take

Users are advised to update the SEL-5033 AcSELerator RTAC Software to version 1.35.151.21000 or newer to prevent exploitation of the 'Insecure Inherited Permissions' vulnerability. Limiting access to configuration files and monitoring for unauthorized changes are also essential.

Long-Term Security Practices

In the long term, organizations should implement robust access control policies, regular security assessments, and employee training to enhance overall cybersecurity posture. Stay informed about security best practices and promptly apply software patches and updates.

Patching and Updates

Schweitzer Engineering Laboratories may release security advisories or patches addressing CVE-2023-34391. It is crucial for users to regularly check for updates on the SEL website and apply patches promptly to secure their systems.