CVE-2021-40288 : Security Advisory and Response

A denial-of-service vulnerability in WPA2 and WPA3-SAE authentication methods in TP-Link AX10v1 before V1_211014 allows a remote attacker to disconnect a connected wireless client.

Understanding CVE-2021-40288

This CVE involves a specific denial-of-service attack that can disrupt wireless connectivity for users of affected TP-Link AX10v1 devices.

What is CVE-2021-40288?

The vulnerability targets the WPA2 and WPA3-SAE authentication methods, enabling an unauthenticated attacker to send spoofed authentication frames and disconnect a connected wireless client.

The Impact of CVE-2021-40288

The vulnerability poses a risk of disrupting wireless network connections, potentially leading to service interruptions or unauthorized access.

Technical Details of CVE-2021-40288

The technical aspects provide insights into the vulnerability's characteristics and implications across impacted systems.

Vulnerability Description

An attacker can execute a denial-of-service attack by leveraging specific spoofed authentication frames, affecting the TP-Link AX10v1 devices pre V1_211014.

Affected Systems and Versions

Product: TP-Link AX10v1
Vendor: TP-Link
Versions affected: Before V1_211014

Exploitation Mechanism

The attacker can remotely exploit the vulnerability by sending crafted authentication frames, disconnecting wireless clients without authentication.

Mitigation and Prevention

To address CVE-2021-40288 and enhance system security, users must take proactive measures to mitigate risks and prevent potential exploits.

Immediate Steps to Take

Update affected TP-Link AX10v1 devices to version V1_211014 or newer.
Monitor network activities for any unusual disconnections or unauthorized access attempts.
Implement network encryption and access controls to enhance security layers.

Long-Term Security Practices

Regularly update firmware and security patches to protect against known vulnerabilities.
Conduct security awareness training to educate users on safe wireless network practices.

Patching and Updates

Obtain the latest firmware from the official TP-Link support page.
Follow manufacturer recommendations for installing updates and securing wireless networks.