CVE-2023-24479 : Exploit Details and Defense Strategies

This article provides detailed information on CVE-2023-24479, including its description, impact, technical details, affected systems and versions, as well as mitigation and prevention strategies.

Understanding CVE-2023-24479

CVE-2023-24479 refers to an authentication bypass vulnerability found in the httpd nvram.cgi functionality of Yifan YF325 v1.0_20221108. This vulnerability can be exploited through a specially crafted network request, leading to arbitrary command execution.

What is CVE-2023-24479?

The CVE-2023-24479 vulnerability is classified as CWE-284: Improper Access Control. It allows an attacker to execute arbitrary commands by sending a malicious network request to the affected system.

The Impact of CVE-2023-24479

The impact of CVE-2023-24479 is categorized as critical with a CVSS v3.1 base score of 9.8 out of 10. This vulnerability has a high impact on confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2023-24479

The following technical details outline the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability exists in the httpd nvram.cgi functionality of Yifan YF325 v1.0_20221108, allowing for unauthorized command execution via specially crafted network requests.

Affected Systems and Versions

Yifan YF325 v1.0_20221108 is the affected product version by this vulnerability.

Exploitation Mechanism

An attacker can exploit this vulnerability by sending a crafted network request to the targeted system, enabling the execution of arbitrary commands.

Mitigation and Prevention

To protect systems from CVE-2023-24479, it is crucial to implement immediate steps, adopt long-term security practices, and apply necessary patches and updates.

Immediate Steps to Take

Implement network controls to restrict access to vulnerable services.
Monitor network traffic for signs of suspicious activity.
Apply temporary workarounds provided by the vendor.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security assessments and penetration testing to identify vulnerabilities.
Educate users and IT personnel on best security practices.

Patching and Updates

Stay informed about security updates released by the vendor.
Apply patches and firmware updates as soon as they become available to mitigate the vulnerability.

By following these mitigation and prevention guidelines, organizations can enhance their defense against CVE-2023-24479 and safeguard their systems from potential exploitation.