CVE-2019-13154 : Exploit Details and Defense Strategies

A vulnerability has been identified in the firmware of TRENDnet TEW-827DRU prior to version 2.05B11. This vulnerability involves a command injection within the apply.cgi file, which can be exploited when authentication is in place. The vulnerability is triggered through the TCP Ports To Open in Add Gaming Rule feature.

Understanding CVE-2019-13154

This CVE refers to a command injection vulnerability in TRENDnet TEW-827DRU firmware.

What is CVE-2019-13154?

CVE-2019-13154 is a security flaw in TRENDnet TEW-827DRU firmware that allows unauthorized command injection through apply.cgi, specifically via the TCP Ports To Open in Add Gaming Rule feature.

The Impact of CVE-2019-13154

This vulnerability could be exploited by attackers to execute arbitrary commands on the affected system, potentially leading to unauthorized access, data breaches, or system compromise.

Technical Details of CVE-2019-13154

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability exists in TRENDnet TEW-827DRU firmware versions prior to 2.05B11, allowing command injection through apply.cgi with authentication.

Affected Systems and Versions

Product: TRENDnet TEW-827DRU
Versions affected: Firmware versions before 2.05B11

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious commands through the TCP Ports To Open in Add Gaming Rule feature.

Mitigation and Prevention

Protecting systems from CVE-2019-13154 is crucial to maintaining security.

Immediate Steps to Take

Update the firmware to version 2.05B11 or later to mitigate the vulnerability.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Implement strong authentication mechanisms and access controls.

Patching and Updates

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