CVE-2019-16213 : Security Advisory and Response

The Tenda PA6 Wi-Fi Powerline extender version 1.0.1.21 is vulnerable to a security issue where a remote authenticated attacker can manipulate the device name of a connected PLC adapter, allowing the execution of arbitrary commands with root privileges.

Understanding CVE-2019-16213

This CVE entry highlights a critical vulnerability in the Tenda PA6 Wi-Fi Powerline extender that could be exploited by attackers to gain unauthorized access and execute commands on the affected system.

What is CVE-2019-16213?

The vulnerability in the Tenda PA6 Wi-Fi Powerline extender version 1.0.1.21 enables a remote authenticated attacker to modify the device name of a connected PLC adapter, leading to the injection and execution of arbitrary commands with root privileges.

The Impact of CVE-2019-16213

The exploitation of this vulnerability can result in unauthorized access to the system, allowing attackers to execute commands with elevated privileges, potentially leading to further compromise of the device and network.

Technical Details of CVE-2019-16213

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 vulnerability allows remote authenticated attackers to execute arbitrary commands by manipulating the device name of a connected PLC adapter.

Affected Systems and Versions

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

Exploitation Mechanism

Attackers need to be authenticated remotely to exploit this vulnerability.
By sending a specially crafted string, attackers can modify the device name of the PLC adapter to inject and execute arbitrary commands with root privileges.

Mitigation and Prevention

Protecting systems from CVE-2019-16213 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor network traffic for any suspicious activities.
Restrict remote access to vulnerable devices.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.
Conduct security assessments and penetration testing regularly.

Patching and Updates

Stay informed about security advisories from the vendor.
Apply patches and updates as soon as they are released to mitigate the risk of exploitation.