CVE-2023-24095 : What You Need to Know

In this article, we will delve into the details of CVE-2023-24095, a vulnerability found in the TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R firmware version 1.01.B01. This vulnerability allows attackers to execute arbitrary code through a stack overflow via the submit-url parameter at /formSystemCheck. It is important to note that this vulnerability affects only products that are no longer supported by the maintainer.

Understanding CVE-2023-24095

This section will provide an overview of what CVE-2023-24095 entails, its impact, technical details, and mitigation strategies.

What is CVE-2023-24095?

CVE-2023-24095 is a vulnerability discovered in the TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R firmware version 1.01.B01. It allows attackers to execute arbitrary code by exploiting a stack overflow via the submit-url parameter at /formSystemCheck.

The Impact of CVE-2023-24095

The exploitation of CVE-2023-24095 can lead to severe consequences as attackers can execute malicious code on affected devices. This could result in unauthorized access, data theft, or further compromise of the system's integrity.

Technical Details of CVE-2023-24095

Understanding the technical aspects of CVE-2023-24095 is crucial in devising appropriate mitigation strategies.

Vulnerability Description

The vulnerability in TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R firmware version 1.01.B01 arises due to a stack overflow in the submit-url parameter at /formSystemCheck. This flaw can be exploited by attackers to execute arbitrary code on the target system.

Affected Systems and Versions

The affected systems include TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R with firmware version 1.01.B01. It is essential to note that this vulnerability impacts devices that are no longer supported by the maintainer.

Exploitation Mechanism

Attackers can exploit CVE-2023-24095 by crafting a payload to trigger a stack overflow through the submit-url parameter at /formSystemCheck. By executing this attack, threat actors can achieve code execution on the vulnerable device.

Mitigation and Prevention

Mitigating CVE-2023-24095 requires immediate actions to secure the impacted systems and prevent further exploitation.

Immediate Steps to Take

Devices affected by CVE-2023-24095 should be isolated from the network to prevent unauthorized access.
Contact the vendor or maintainer for guidance on addressing the vulnerability.
Implement network segmentation and access controls to limit the attack surface.

Long-Term Security Practices

Regularly update and patch firmware on all network-connected devices to prevent known vulnerabilities.
Conduct routine security assessments and penetration testing to identify and address any potential weaknesses.
Educate users and IT personnel about the importance of cybersecurity hygiene and best practices.

Patching and Updates

As CVE-2023-24095 affects products that are no longer supported, it is crucial to consider retiring or replacing these devices with newer, supported alternatives. Upgrading to secure and maintained hardware/software versions is essential to mitigate risks associated with unpatched vulnerabilities.