CVE-2023-5153 : Security Advisory and Response

This CVE-2023-5153 impacts the D-Link DAR-8000 model, specifically an SQL injection vulnerability in the querysql.php file up to version 20151231. The vulnerability has been classified as critical and could allow for remote exploitation. Please note that this vulnerability affects products that are no longer supported by the maintainer, as confirmed by the vendor.

Understanding CVE-2023-5153

This section delves deeper into the specifics of CVE-2023-5153 regarding the vulnerability, its impact, affected systems, and exploitation mechanism.

What is CVE-2023-5153?

The CVE-2023-5153 vulnerability is a critical SQL injection flaw found in the D-Link DAR-8000 model up to version 20151231. It resides in an unknown part of the querysql.php file and allows for remote exploitation. This security issue has been given the identifier VDB-240249.

The Impact of CVE-2023-5153

With a base severity rating of MEDIUM, this vulnerability poses a significant risk to systems running the affected D-Link DAR-8000 version. The exploitation of this flaw could lead to unauthorized access, data manipulation, and other malicious activities.

Technical Details of CVE-2023-5153

In this section, we will explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism associated with CVE-2023-5153.

Vulnerability Description

The vulnerability in question involves an SQL injection attack vector present in the querysql.php file of the D-Link DAR-8000 version up to 20151231. This allows attackers to inject malicious SQL queries, potentially leading to unauthorized data access and manipulation.

Affected Systems and Versions

The D-Link DAR-8000 model up to version 20151231 is affected by CVE-2023-5153. Systems running this particular version are susceptible to the SQL injection vulnerability present in the querysql.php file.

Exploitation Mechanism

Attackers can exploit CVE-2023-5153 remotely by sending specially crafted SQL injection payloads to the vulnerable querysql.php endpoint. Through successful exploitation, threat actors could gain unauthorized access to the system, compromising its integrity.

Mitigation and Prevention

To address CVE-2023-5153 and mitigate the associated risks, it is crucial to take immediate action, implement long-term security practices, and apply relevant patches and updates.

Immediate Steps to Take

For organizations using the affected D-Link DAR-8000 version, it is recommended to cease using the product as it is no longer supported by the vendor. Consider replacing the vulnerable systems with updated and supported alternatives.

Long-Term Security Practices

Ensure that end-of-life products are promptly identified and replaced to avoid exposure to known vulnerabilities. Additionally, maintain a proactive approach to security by regularly monitoring for security advisories and applying patches in a timely manner.

Patching and Updates

Stay informed about security announcements from D-Link and other relevant sources to receive information about patch releases or alternative mitigation strategies. Regularly update software and hardware to protect against emerging threats and vulnerabilities.