CVE-2020-14075 : What You Need to Know

TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands on the device.

Understanding CVE-2020-14075

This CVE involves multiple command injections in TRENDnet TEW-827DRU devices, potentially enabling unauthorized command execution.

What is CVE-2020-14075?

The vulnerability in TRENDnet TEW-827DRU devices allows authenticated users to execute arbitrary commands through specific actions in apply.cgi.

The Impact of CVE-2020-14075

Exploitation of this vulnerability can lead to unauthorized command execution, posing a significant security risk to affected devices and networks.

Technical Details of CVE-2020-14075

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability allows authenticated users to inject commands via apply.cgi, specifically through actions like pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns).

Affected Systems and Versions

Product: TRENDnet TEW-827DRU
Versions affected: through 2.06B04

Exploitation Mechanism

The vulnerability can be exploited by authenticated users to run arbitrary commands on the device, potentially compromising its security.

Mitigation and Prevention

Protecting systems from CVE-2020-14075 requires immediate action and long-term security practices.

Immediate Steps to Take

Disable remote access if not required
Implement strong authentication mechanisms
Monitor network traffic for suspicious activities

Long-Term Security Practices

Regularly update firmware and security patches
Conduct security assessments and penetration testing

Patching and Updates

Apply patches and updates provided by TRENDnet to address the vulnerability