CVE-2022-26290 : What You Need to Know

A command injection vulnerability was discovered in Tenda M3 1.10 V1.0.0.12(4856) through the component /goform/WriteFacMac.

Understanding CVE-2022-26290

This CVE identifies a critical security issue in the Tenda M3 router series that could allow attackers to execute arbitrary commands.

What is CVE-2022-26290?

CVE-2022-26290 refers to a command injection vulnerability found in Tenda M3 1.10 V1.0.0.12(4856) routers, enabling unauthorized command execution via the /goform/WriteFacMac component.

The Impact of CVE-2022-26290

Exploitation of this vulnerability can lead to unauthorized parties executing malicious commands on affected devices, potentially compromising sensitive data, deploying malware, or causing service disruptions.

Technical Details of CVE-2022-26290

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows threat actors to inject and execute arbitrary commands, providing unauthorized access to affected routers.

Affected Systems and Versions

Tenda M3 routers with the version 1.10 V1.0.0.12(4856) are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the /goform/WriteFacMac component, enabling the execution of arbitrary commands on the device.

Mitigation and Prevention

To safeguard against CVE-2022-26290, immediate action and long-term security measures are essential.

Immediate Steps to Take

It is recommended to restrict network access to the router, apply vendor-supplied patches, and monitor for any unauthorized access or unusual activities.

Long-Term Security Practices

Implement network segmentation, keep systems up-to-date, regularly monitor for vulnerabilities, and follow security best practices to enhance overall network security.

Patching and Updates

Users should promptly apply security patches provided by Tenda to mitigate the risk associated with this vulnerability.