CVE-2023-24142 : Vulnerability Insights and Analysis

This CVE-2023-24142 was published by MITRE on February 3, 2023. It involves a vulnerability in TOTOLINK CA300-PoE V6.2c.884 that allows command injection through the NetDiagPingSize parameter in the setNetworkDiag function.

Understanding CVE-2023-24142

In this section, we will delve into what CVE-2023-24142 is, its impact, technical details, and mitigation strategies.

What is CVE-2023-24142?

CVE-2023-24142 is a command injection vulnerability found in TOTOLINK CA300-PoE V6.2c.884. Specifically, the vulnerability lies in the NetDiagPingSize parameter of the setNetworkDiag function.

The Impact of CVE-2023-24142

This vulnerability could potentially allow an attacker to execute arbitrary commands on the affected system, leading to unauthorized access, data theft, or further compromise of the network.

Technical Details of CVE-2023-24142

Now, let's explore the technical aspects of CVE-2023-24142, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in TOTOLINK CA300-PoE V6.2c.884 enables attackers to inject malicious commands through the NetDiagPingSize parameter in the setNetworkDiag function, providing unauthorized access to the system.

Affected Systems and Versions

The affected system in this CVE is TOTOLINK CA300-PoE V6.2c.884. The specific product, vendor, and versions are listed as "n/a" but marked as affected by the vulnerability.

Exploitation Mechanism

By exploiting the NetDiagPingSize parameter in the setNetworkDiag function, threat actors can inject and execute arbitrary commands on the vulnerable system, compromising its security.

Mitigation and Prevention

To safeguard your systems against CVE-2023-24142, it is crucial to follow immediate steps, establish long-term security practices, and ensure timely patching and updates.

Immediate Steps to Take

Immediately disable or restrict access to the vulnerable parameter NetDiagPingSize in the setNetworkDiag function to prevent unauthorized command injections.

Long-Term Security Practices

Implement strong access controls, regularly conduct security audits, educate users on safe computing practices, and stay informed about security vulnerabilities in your environment.

Patching and Updates

Keep your TOTOLINK CA300-PoE V6.2c.884 system up to date with the latest patches and security updates. Regularly check for firmware updates from the vendor to address known vulnerabilities.