CVE-2019-13148 : Security Advisory and Response

A vulnerability has been found in the TRENDnet TEW-827DRU firmware version prior to 2.05B11. The apply.cgi script is prone to command injection, which can be exploited with proper authentication. This vulnerability arises from the UDP Ports To Open feature when adding a Gaming Rule.

Understanding CVE-2019-13148

This CVE identifies a command injection vulnerability in the TRENDnet TEW-827DRU firmware.

What is CVE-2019-13148?

CVE-2019-13148 is a security flaw in the TRENDnet TEW-827DRU firmware that allows attackers to execute arbitrary commands through the apply.cgi script.

The Impact of CVE-2019-13148

The vulnerability can be exploited by authenticated attackers to run malicious commands, potentially leading to unauthorized access or control of the affected device.

Technical Details of CVE-2019-13148

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The issue lies in the apply.cgi script of TRENDnet TEW-827DRU firmware before version 2.05B11, allowing command injection via the UDP Ports To Open feature.

Affected Systems and Versions

Affected Product: TRENDnet TEW-827DRU firmware
Vulnerable Version: Prior to 2.05B11

Exploitation Mechanism

Attackers with proper authentication can exploit this vulnerability by manipulating the UDP Ports To Open feature when adding a Gaming Rule.

Mitigation and Prevention

Protecting systems from CVE-2019-13148 requires immediate action and long-term security measures.

Immediate Steps to Take

Update the TRENDnet TEW-827DRU firmware to version 2.05B11 or later.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly audit and review device configurations for security vulnerabilities.
Implement strong authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply security patches and updates provided by TRENDnet to address the command injection vulnerability.