CVE-2023-38865 : What You Need to Know

A command injection vulnerability in COMFAST CF-XR11 V2.7.2 has been detected, allowing attackers to inject commands via POST requests.

Understanding CVE-2023-38865

This article delves into the details of the command injection vulnerability found in COMFAST CF-XR11 V2.7.2.

What is CVE-2023-38865?

CVE-2023-38865 refers to a command injection vulnerability discovered in COMFAST CF-XR11 V2.7.2 that enables attackers to send POST requests to /usr/bin/webmgnt and inject commands into the 'timestr' parameter.

The Impact of CVE-2023-38865

The vulnerability allows malicious actors to execute arbitrary commands on the affected system, potentially leading to unauthorized access and control.

Technical Details of CVE-2023-38865

This section outlines specific technical information related to CVE-2023-38865.

Vulnerability Description

The vulnerability resides in the function sub_4143F0 in COMFAST CF-XR11 V2.7.2, facilitating command injection via POST requests.

Affected Systems and Versions

The vulnerability affects COMFAST CF-XR11 V2.7.2. The specific affected vendor, product, and versions are not disclosed.

Exploitation Mechanism

Attackers exploit the vulnerability by sending crafted POST request messages to /usr/bin/webmgnt, allowing them to inject arbitrary commands into the 'timestr' parameter.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2023-38865 and prevent exploitation.

Immediate Steps to Take

Administrators should restrict network access to vulnerable devices, update firmware, and monitor for suspicious activities.

Long-Term Security Practices

Implement network segmentation, regularly update software and hardware, conduct security training for employees, and deploy intrusion detection systems.

Patching and Updates

Apply security patches provided by the vendor to address the vulnerability in COMFAST CF-XR11 V2.7.2.