CVE-2022-46642 : Vulnerability Insights and Analysis

A command injection vulnerability was found in D-Link DIR-846 A1_FW100A43, allowing attackers to execute commands via a specific parameter. Learn about the impact, technical details, and mitigation steps for CVE-2022-46642.

Understanding CVE-2022-46642

This section delves into the details of the command injection vulnerability affecting D-Link DIR-846 A1_FW100A43.

What is CVE-2022-46642?

CVE-2022-46642 involves a command injection vulnerability in the SetAutoUpgradeInfo function of D-Link DIR-846 A1_FW100A43, triggered by the auto_upgrade_hour parameter.

The Impact of CVE-2022-46642

The vulnerability allows malicious actors to execute arbitrary commands, potentially leading to unauthorized access, data breaches, or system compromise.

Technical Details of CVE-2022-46642

Explore the specifics of the vulnerability, affected systems, and the exploitation method.

Vulnerability Description

The vulnerability lies in the improper handling of user-supplied data in the auto_upgrade_hour parameter, enabling command execution.

Affected Systems and Versions

D-Link DIR-846 A1_FW100A43 is confirmed to be impacted by this vulnerability, with other versions possibly affected.

Exploitation Mechanism

By manipulating the auto_upgrade_hour parameter, threat actors can inject commands into the system and execute them remotely.

Mitigation and Prevention

Discover the immediate and long-term steps to enhance security measures against CVE-2022-46642.

Immediate Steps to Take

Ensure to restrict network access, implement strong firewall rules, and monitor for any unauthorized activities on the network.

Long-Term Security Practices

Regularly update the firmware, conduct security audits, employ network segmentation, and educate users on safe browsing habits.

Patching and Updates

Stay informed about security patches and updates released by D-Link to address the vulnerability promptly.