CVE-2019-13614 : Exploit Details and Defense Strategies

The TP-Link Archer C1200 1.0.0 Build 20180502 rel.45702 and earlier versions are vulnerable to a CMD_SET_CONFIG_COUNTRY exploit in the TP-Link Device Debug protocol, potentially leading to a stack-based buffer overflow.

Understanding CVE-2019-13614

This CVE identifies a vulnerability in the TP-Link Archer C1200 router that could allow remote attackers to execute arbitrary code or cause denial of service.

What is CVE-2019-13614?

The vulnerability lies in the CMD_SET_CONFIG_COUNTRY function within the TP-Link Device Debug protocol, enabling a stack-based buffer overflow attack.

The Impact of CVE-2019-13614

Exploitation of this vulnerability could result in remote code execution or denial of service if a malicious payload is sent to the server by an attacker.

Technical Details of CVE-2019-13614

The following technical details outline the specifics of this vulnerability.

Vulnerability Description

The vulnerability in the TP-Link Archer C1200 router allows for a stack-based buffer overflow, potentially leading to code execution or denial of service.

Affected Systems and Versions

TP-Link Archer C1200 1.0.0 Build 20180502 rel.45702 and earlier versions

Exploitation Mechanism

Attackers can exploit the CMD_SET_CONFIG_COUNTRY function in the TP-Link Device Debug protocol to trigger a stack-based buffer overflow.

Mitigation and Prevention

Protecting systems from CVE-2019-13614 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable remote access to the affected device if not required
Implement network segmentation to limit exposure
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update firmware and security patches
Conduct security assessments and penetration testing
Educate users on safe browsing habits and security best practices

Patching and Updates

Apply the latest firmware updates provided by TP-Link to address the vulnerability