CVE-2023-38866 Explained : Impact and Mitigation

A command injection vulnerability has been identified in COMFAST CF-XR11 V2.7.2, allowing attackers to execute arbitrary commands by sending manipulated POST requests.

Understanding CVE-2023-38866

This section will delve into the critical details surrounding CVE-2023-38866.

What is CVE-2023-38866?

CVE-2023-38866 refers to a command injection vulnerability present in COMFAST CF-XR11 V2.7.2, specifically detected at function sub_415588. Exploiting this vulnerability enables threat actors to send POST request messages to /usr/bin/webmgnt and inject commands into the parameter interface and display_name fields.

The Impact of CVE-2023-38866

The exploitation of CVE-2023-38866 poses serious security risks as it allows attackers to execute arbitrary commands within the affected system, potentially leading to unauthorized data access, system compromise, and other malicious activities.

Technical Details of CVE-2023-38866

Explore the technical aspects of CVE-2023-38866 in this section.

Vulnerability Description

The vulnerability in COMFAST CF-XR11 V2.7.2 enables threat actors to perform command injection by manipulating specific parameters in POST requests to /usr/bin/webmgnt, providing an opportunity for unauthorized command execution.

Affected Systems and Versions

The command injection vulnerability impacts COMFAST CF-XR11 V2.7.2, leaving systems with this version susceptible to exploitation by malicious actors.

Exploitation Mechanism

Attackers can exploit CVE-2023-38866 by sending crafted POST requests to the designated endpoint (/usr/bin/webmgnt), allowing them to insert and execute arbitrary commands via the interface and display_name parameters.

Mitigation and Prevention

Discover the essential mitigation strategies to address the risks associated with CVE-2023-38866.

Immediate Steps to Take

To mitigate the risks posed by CVE-2023-38866, users are advised to restrict network access to vulnerable systems, apply access controls, and monitor traffic for suspicious activities.

Long-Term Security Practices

In the long term, organizations should prioritize regular security audits, implement secure coding practices, and provide adequate security training to personnel to enhance overall cybersecurity posture.

Patching and Updates

Vendor-supplied patches or updates may become available to remediate CVE-2023-38866. It is crucial for users to promptly apply these patches to eliminate the identified command injection vulnerability.