CVE-2023-24151 Explained : Impact and Mitigation

This CVE-2023-24151 was published by MITRE on February 3, 2023, highlighting a command injection vulnerability in the TOTOLINK T8 V4.1.5cu device. Attackers can exploit this vulnerability through a crafted MQTT packet to execute arbitrary commands, posing a serious security risk.

Understanding CVE-2023-24151

In this section, we will delve deeper into the details of CVE-2023-24151, understanding the vulnerability's impact and technical aspects.

What is CVE-2023-24151?

CVE-2023-24151 is a command injection vulnerability found in the ip parameter within the function recvSlaveCloudCheckStatus of TOTOLINK T8 V4.1.5cu. This flaw allows malicious actors to run arbitrary commands by sending a specifically crafted MQTT packet, leading to unauthorized access and potential system compromise.

The Impact of CVE-2023-24151

The impact of CVE-2023-24151 is significant as it enables attackers to execute commands on the affected device remotely. This could result in unauthorized access, data theft, disruption of services, or complete takeover of the device by malicious entities.

Technical Details of CVE-2023-24151

Let's explore the technical details surrounding CVE-2023-24151, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability lies in the improper handling of input in the ip parameter of the recvSlaveCloudCheckStatus function in TOTOLINK T8 V4.1.5cu. By manipulating this parameter through a crafted MQTT packet, attackers can inject and execute arbitrary commands on the device.

Affected Systems and Versions

As per the CVE details, the specific version of the TOTOLINK T8 V4.1.5cu device is affected by this vulnerability. It is crucial for users of this device to take immediate action to mitigate the risk associated with CVE-2023-24151.

Exploitation Mechanism

Attackers can exploit CVE-2023-24151 by sending a maliciously crafted MQTT packet containing specific payload to the ip parameter in the recvSlaveCloudCheckStatus function. This manipulation triggers the execution of unauthorized commands on the vulnerable device, leading to potential security breaches.

Mitigation and Prevention

To safeguard systems and networks from the risks posed by CVE-2023-24151, it is essential to implement proper mitigation strategies and security measures.

Immediate Steps to Take

Disable remote access to vulnerable devices if not required.
Apply vendor-supplied patches or updates addressing the vulnerability.
Monitor network traffic for any anomalous activity that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch all devices and software to ensure protection against known vulnerabilities.
Conduct security audits and assessments to identify and address potential weaknesses in the system.
Educate users on best practices for secure configuration and usage of devices and networks.

Patching and Updates

Users of TOTOLINK T8 V4.1.5cu devices should check for patches or updates released by the vendor to address CVE-2023-24151. Applying these patches in a timely manner is crucial to prevent potential exploitation and secure the device from malicious activities.