CVE-2023-33626 Explained : Impact and Mitigation

A stack overflow vulnerability was found in D-Link DIR-600 Hardware Version B5, Firmware Version 2.18, specifically in the gena.cgi binary.

Understanding CVE-2023-33626

This section will provide an overview of the CVE-2023-33626 vulnerability.

What is CVE-2023-33626?

CVE-2023-33626 is a stack overflow vulnerability discovered in the gena.cgi binary of D-Link DIR-600 Hardware Version B5, Firmware Version 2.18.

The Impact of CVE-2023-33626

This vulnerability may allow an attacker to execute arbitrary code or cause a denial of service (DoS) condition on the affected device.

Technical Details of CVE-2023-33626

In this section, we will delve into the technical aspects of CVE-2023-33626.

Vulnerability Description

The vulnerability arises from a lack of proper input validation in the gena.cgi binary, leading to a stack overflow condition.

Affected Systems and Versions

D-Link DIR-600 Hardware Version B5 with Firmware Version 2.18 is affected by this vulnerability.

Exploitation Mechanism

An attacker can exploit this vulnerability by crafting a specifically designed request to the gena.cgi binary, triggering the stack overflow.

Mitigation and Prevention

Discover how to mitigate the risks posed by CVE-2023-33626 in this section.

Immediate Steps to Take

It is recommended to restrict network access to the affected device and closely monitor for any suspicious activities.

Long-Term Security Practices

Implementing network segmentation and regular security updates can enhance the overall security posture of the network.

Patching and Updates

Keep the firmware of D-Link DIR-600 Hardware Version B5 updated to the latest version provided by the vendor to patch the vulnerability.