CVE-2019-19506 Explained : Impact and Mitigation

Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 is susceptible to a denial of service vulnerability due to an error in the 'homeplugd' process, allowing attackers to trigger device reboots.

Understanding CVE-2019-19506

This CVE entry highlights a security weakness in the Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 that can be exploited for denial of service attacks.

What is CVE-2019-19506?

The vulnerability in Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 allows attackers to cause a denial of service by sending a specially crafted UDP packet, leading to device reboots.

The Impact of CVE-2019-19506

Exploiting this vulnerability can result in disrupting the normal operation of the affected device, potentially causing downtime and service interruptions.

Technical Details of CVE-2019-19506

This section delves into the technical aspects of the CVE entry.

Vulnerability Description

The security flaw in Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 stems from an error in the 'homeplugd' process, enabling attackers to instigate denial of service attacks.

Affected Systems and Versions

Product: Tenda PA6 Wi-Fi Powerline extender 1.0.1.21
Vendor: Tenda
Version: 1.0.1.21

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a specifically crafted UDP packet to the device, triggering reboots and causing service disruptions.

Mitigation and Prevention

Protecting systems from CVE-2019-19506 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and software to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.
Educate users and employees on cybersecurity best practices to enhance overall security posture.

Patching and Updates

Regularly check for updates and patches released by Tenda to address the CVE-2019-19506 vulnerability.