CVE-2022-36486 Explained : Impact and Mitigation

TOTOLINK N350RT V9.3.5u.6139_B20201216 was found to have a command injection vulnerability through the FileName parameter in the UploadFirmwareFile function.

Understanding CVE-2022-36486

This CVE involves a command injection vulnerability in TOTOLINK N350RT V9.3.5u.6139_B20201216, allowing attackers to execute commands through the FileName parameter.

What is CVE-2022-36486?

The CVE-2022-36486 vulnerability pertains to TOTOLINK N350RT V9.3.5u.6139_B20201216, enabling unauthorized command execution via the FileName parameter in UploadFirmwareFile.

The Impact of CVE-2022-36486

This vulnerability in TOTOLINK N350RT V9.3.5u.6139_B20201216 can lead to arbitrary command execution, potentially allowing attackers to take control of the affected system.

Technical Details of CVE-2022-36486

This section outlines specific technical aspects of the CVE.

Vulnerability Description

The vulnerability in TOTOLINK N350RT V9.3.5u.6139_B20201216 enables attackers to inject and execute malicious commands through the FileName parameter in the UploadFirmwareFile function.

Affected Systems and Versions

TOTOLINK N350RT V9.3.5u.6139_B20201216 is confirmed to be affected by this vulnerability, posing a security risk to systems with this particular version.

Exploitation Mechanism

Attackers exploit this vulnerability by manipulating the FileName parameter in the UploadFirmwareFile function, allowing them to execute unauthorized commands.

Mitigation and Prevention

Discover the necessary steps to mitigate and prevent exploitation of CVE-2022-36486.

Immediate Steps to Take

Users should update the firmware of TOTOLINK N350RT V9.3.5u.6139_B20201216 to the latest version, ensuring the patch for this command injection vulnerability is applied.

Long-Term Security Practices

Implement robust security measures, such as network segmentation and access control, to reduce the risk of similar vulnerabilities being exploited in the future.

Patching and Updates

Regularly monitor for security updates and patches for TOTOLINK N350RT routers to address known vulnerabilities and enhance overall system security.