CVE-2022-48121 Explained : Impact and Mitigation

A command injection vulnerability was discovered in TOTOlink A7100RU V7.4cu.2313_B20191024, allowing attackers to manipulate the rsabits parameter in the setting/delStaticDhcpRules function.

Understanding CVE-2022-48121

This section provides insights into the CVE-2022-48121 vulnerability.

What is CVE-2022-48121?

CVE-2022-48121 is a command injection vulnerability found in TOTOlink A7100RU V7.4cu.2313_B20191024, which can be exploited through the rsabits parameter.

The Impact of CVE-2022-48121

The vulnerability allows malicious actors to execute arbitrary commands on the affected system, leading to potential unauthorized access and control.

Technical Details of CVE-2022-48121

Explore the technical aspects of CVE-2022-48121 below.

Vulnerability Description

The vulnerability arises from improper handling of user-supplied input in the rsabits parameter, enabling injection of malicious commands.

Affected Systems and Versions

The command injection vulnerability impacts TOTOlink A7100RU V7.4cu.2313_B20191024 and potentially other related versions.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the rsabits parameter in the setting/delStaticDhcpRules function to inject and execute arbitrary commands.

Mitigation and Prevention

Learn how to mitigate and prevent the risks associated with CVE-2022-48121.

Immediate Steps to Take

Immediately address the vulnerability by restricting access to the affected system and monitoring for any suspicious activities.

Long-Term Security Practices

Implement secure coding practices, conduct regular security assessments, and educate users on safe computing habits to enhance overall security posture.

Patching and Updates

Apply security patches provided by TOTOlink to fix the command injection vulnerability and ensure the system is up-to-date with the latest security measures.