CVE-2023-44836 Explained : Impact and Mitigation

This article provides detailed information about CVE-2023-44836, a vulnerability impacting D-Link DIR-823G A1V1.0.2B05 that allows attackers to launch a Denial of Service attack via a buffer overflow in the SSID parameter.

Understanding CVE-2023-44836

CVE-2023-44836 is a security flaw in D-Link DIR-823G A1V1.0.2B05 that enables a Denial of Service (DoS) attack when exploited by malicious actors.

What is CVE-2023-44836?

CVE-2023-44836 is a buffer overflow vulnerability in the SSID parameter of the SetWLanRadioSettings function in the D-Link DIR-823G A1V1.0.2B05 device. This flaw allows an attacker to disrupt the normal operation of the device by sending crafted input, leading to a DoS condition.

The Impact of CVE-2023-44836

The impact of CVE-2023-44836 is the potential disruption of services provided by the D-Link DIR-823G A1V1.0.2B05 device, as attackers can exploit the vulnerability to cause a Denial of Service situation.

Technical Details of CVE-2023-44836

CVE-2023-44836 involves a buffer overflow in the SSID parameter of the SetWLanRadioSettings function in the D-Link DIR-823G A1V1.0.2B05 device.

Vulnerability Description

The vulnerability allows attackers to send crafted input to the SSID parameter, triggering a buffer overflow that can result in a Denial of Service condition on the D-Link DIR-823G A1V1.0.2B05 device.

Affected Systems and Versions

The affected system is the D-Link DIR-823G A1V1.0.2B05 device. The specific affected version is not provided in the data.

Exploitation Mechanism

Attackers can exploit CVE-2023-44836 by sending specially crafted input to the SSID parameter, causing a buffer overflow that results in a Denial of Service condition.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-44836, immediate steps should be taken to address the vulnerability and prevent exploitation.

Immediate Steps to Take

Update the firmware of the D-Link DIR-823G A1V1.0.2B05 device to the latest version available
Implement network security controls to minimize the impact of potential DoS attacks

Long-Term Security Practices

Regularly monitor for security advisories and updates from D-Link
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively

Patching and Updates

Apply patches and security updates provided by D-Link for the DIR-823G A1V1.0.2B05 device to remediate the CVE-2023-44836 vulnerability.