CVE-2022-30075 : What You Need to Know

TP-Link Router AX50 firmware 210730 and older are vulnerable to remote code execution via a malicious backup file import through the web interface due to improper validation.

Understanding CVE-2022-30075

This CVE involves a critical security vulnerability in TP-Link Router AX50 firmware that allows attackers to execute remote code by exploiting the improper validation during the import of a malicious backup file.

What is CVE-2022-30075?

The vulnerability in TP-Link Router AX50 firmware 210730 and older enables threat actors to achieve remote code execution through a specially crafted backup file imported via the web interface.

The Impact of CVE-2022-30075

If successfully exploited, this vulnerability can lead to unauthorized remote code execution, potentially allowing attackers to take full control of the affected router and compromise the network's security.

Technical Details of CVE-2022-30075

The following technical aspects further explain the vulnerability:

Vulnerability Description

The flaw in the TP-Link Router AX50 firmware arises from inadequate validation mechanisms during the import process of backup files, opening the door for malicious actors to execute arbitrary code remotely.

Affected Systems and Versions

TP-Link Router AX50 firmware versions 210730 and older are confirmed to be impacted by this vulnerability, putting users of these specific versions at risk.

Exploitation Mechanism

By importing a specially crafted malicious backup file through the web interface of the affected router, threat actors can exploit this vulnerability to achieve remote code execution.

Mitigation and Prevention

To safeguard against CVE-2022-30075 and similar threats, users and administrators are advised to take the following actions:

Immediate Steps to Take

Update the TP-Link Router AX50 firmware to the latest version provided by the vendor.
Restrict access to the router's web interface and only allow connections from trusted sources.

Long-Term Security Practices

Implement network segmentation to isolate critical devices from potentially compromised ones.
Regularly monitor network traffic for any suspicious activities or unauthorized access attempts.

Patching and Updates

Stay informed about security updates released by TP-Link for the AX50 router firmware and apply patches promptly to eliminate the vulnerability.