CVE-2023-25283 : Security Advisory and Response

This CVE-2023-25283 was published on March 13, 2023, and involves a stack overflow vulnerability in D-Link DIR820LA1_FW106B02, which could be exploited by attackers to trigger a denial of service by utilizing the reserveDHCP_HostName_1.1.1.0 parameter in lan.asp.

Understanding CVE-2023-25283

This section delves deeper into the details and implications of CVE-2023-25283.

What is CVE-2023-25283?

The CVE-2023-25283 identifies a stack overflow vulnerability present in the D-Link DIR820LA1_FW106B02. Attackers can take advantage of this vulnerability to disrupt services by manipulating the reserveDHCP_HostName_1.1.1.0 parameter within lan.asp.

The Impact of CVE-2023-25283

The vulnerability in CVE-2023-25283 poses a significant risk as it can lead to a denial of service on affected systems. This could result in service downtime and potentially impact users and organizations relying on the affected device.

Technical Details of CVE-2023-25283

Explore further technical insights into the vulnerability highlighted in CVE-2023-25283.

Vulnerability Description

The vulnerability arises due to a stack overflow issue within the D-Link DIR820LA1_FW106B02 firmware, enabling attackers to exploit it via the reserveDHCP_HostName_1.1.1.0 parameter in lan.asp.

Affected Systems and Versions

The affected systems include D-Link DIR820LA1_FW106B02 with the specified firmware version. Other versions or products may also be impacted, necessitating vigilance and action by users.

Exploitation Mechanism

Exploiting CVE-2023-25283 involves manipulating the reserveDHCP_HostName_1.1.1.0 parameter in lan.asp, allowing attackers to trigger the stack overflow vulnerability and execute a denial of service attack.

Mitigation and Prevention

To safeguard systems against the risks associated with CVE-2023-25283, certain mitigation strategies and preventive measures can be implemented.

Immediate Steps to Take

Users and administrators should consider immediate actions such as monitoring network traffic, restricting access to vulnerable components, and implementing firewall rules to mitigate the threat posed by CVE-2023-25283.

Long-Term Security Practices

Incorporating robust security practices such as regular security audits, keeping systems up to date with security patches, and ensuring network segmentation can enhance the overall security posture and resilience against similar vulnerabilities.

Patching and Updates

It is imperative for users to stay informed about patches or updates released by D-Link or relevant vendors to address the vulnerability in CVE-2023-25283. Timely application of patches can prevent potential exploitation and minimize security risks.