CVE-2023-39546 Explained : Impact and Mitigation

A critical vulnerability has been identified in CLUSTERPRO X and EXPRESSCLUSTER X versions prior to 5.1, as well as CLUSTERPRO X SingleServerSafe and EXPRESSCLUSTER X SingleServerSafe versions prior to 5.1, allowing attackers to execute arbitrary commands upon logging in.

Understanding CVE-2023-39546

This CVE affects specific versions of NEC Corporation's software products, leading to potential security risks and unauthorized command execution.

What is CVE-2023-39546?

The CWE-836 vulnerability in CLUSTERPRO X and EXPRESSCLUSTER X versions before 5.1, along with CLUSTERPRO X SingleServerSafe and EXPRESSCLUSTER X SingleServerSafe versions before 5.1, enables attackers to execute arbitrary commands post authentication.

The Impact of CVE-2023-39546

The security flaw poses a significant risk by allowing unauthorized users to execute malicious commands on the affected system, potentially leading to unauthorized access, data breaches, and system compromise.

Technical Details of CVE-2023-39546

The vulnerability description pertains to the ability of attackers to log in to the affected product and execute arbitrary commands.

Vulnerability Description

CLUSTERPRO X versions prior to 5.1, EXPRESSCLUSTER X versions before 5.1, CLUSTERPRO X SingleServerSafe versions prior to 5.1, and EXPRESSCLUSTER X SingleServerSafe versions before 5.1 are vulnerable to unauthorized command execution post-login.

Affected Systems and Versions

NEC Corporation's CLUSTERPRO X and EXPRESSCLUSTER X versions up to 5.1, as well as CLUSTERPRO X SingleServerSafe and EXPRESSCLUSTER X SingleServerSafe versions prior to 5.1 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by gaining access to the affected product through authentication procedures and subsequently executing arbitrary commands.

Mitigation and Prevention

It is crucial to implement immediate steps to address the CVE-2023-39546 vulnerability, enhance overall security measures, and apply relevant patches and updates.

Immediate Steps to Take

Organizations should review access controls, enforce strong authentication mechanisms, and monitor for any unauthorized login attempts or suspicious activities.

Long-Term Security Practices

Establishing comprehensive security protocols, conducting regular security audits, and providing ongoing cybersecurity training can help prevent similar vulnerabilities in the future.

Patching and Updates

NEC Corporation may release security patches and updates to address the CVE-2023-39546 vulnerability. It is essential to promptly apply these patches to secure the affected systems and mitigate potential risks.