CVE-2023-5149 : Exploit Details and Defense Strategies

This CVE-2023-5149 vulnerability found in D-Link DAR-7000 up to version 20151231 has been rated as critical. It involves an issue with the file/useratte/userattestation.php, allowing for unrestricted upload by manipulating the argument web_img. The exploit can be initiated remotely and has been disclosed publicly.

Understanding CVE-2023-5149

This section will delve into the details of CVE-2023-5149, its impact, technical description, affected systems, exploitation mechanism, mitigation, and prevention strategies.

What is CVE-2023-5149?

The CVE-2023-5149 vulnerability in D-Link DAR-7000 up to version 20151231 allows for unrestricted file upload by manipulating the web_img argument, posing a significant security risk.

The Impact of CVE-2023-5149

This critical vulnerability can be exploited remotely, potentially leading to unauthorized file uploads and security breaches in affected systems utilizing the D-Link DAR-7000 up to version 20151231.

Technical Details of CVE-2023-5149

Exploring the technical aspects of CVE-2023-5149 reveals crucial information about the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

The vulnerability in D-Link DAR-7000 up to version 20151231 allows for unrestricted file upload through manipulation of the web_img argument, creating a potential avenue for remote exploitation.

Affected Systems and Versions

Only products that are no longer supported by the maintainer are affected by this vulnerability. The D-Link DAR-7000 up to version 20151231 is specifically impacted by this issue.

Exploitation Mechanism

By manipulating the argument web_img in the file/useratte/userattestation.php, attackers can perform unrestricted file uploads, enabling unauthorized access and potential misuse of the affected system.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2023-5149 is crucial for maintaining the security of affected systems and preventing potential exploitation.

Immediate Steps to Take

Given that the affected product is no longer supported, immediate action involves retiring the D-Link DAR-7000 devices up to version 20151231 and replacing them with supported and secure alternatives.

Long-Term Security Practices

Implementing robust security practices, such as regular security assessments, network monitoring, and access controls, can help prevent similar vulnerabilities in the future and enhance overall system security.

Patching and Updates

As the vendor has confirmed the end-of-life status of the affected product, users are advised to seek alternative solutions and stay updated on security advisories to protect their systems from potential security risks.