CVE-2021-33962 : Vulnerability Insights and Analysis

China Mobile An Lianbao WF-1 router v1.0.1 is impacted by an OS command injection vulnerability in the web interface /api/ZRUsb/pop_usb_device component.

Understanding CVE-2021-33962

This CVE involves an OS command injection vulnerability affecting the China Mobile An Lianbao WF-1 router v1.0.1.

What is CVE-2021-33962?

The vulnerability found in the web interface /api/ZRUsb/pop_usb_device component of the China Mobile An Lianbao WF-1 router v1.0.1 allows attackers to execute arbitrary commands on the system.

The Impact of CVE-2021-33962

This vulnerability could be exploited by malicious actors to take control of the affected device, leading to unauthorized access, data theft, or further compromise of the network.

Technical Details of CVE-2021-33962

This section provides more detailed insights into the vulnerability.

Vulnerability Description

The OS command injection vulnerability in the /api/ZRUsb/pop_usb_device component of the router enables attackers to run arbitrary commands with elevated privileges.

Affected Systems and Versions

China Mobile An Lianbao WF-1 router v1.0.1 is confirmed to be impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the affected component, allowing them to execute malicious commands.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-33962, users and administrators should take immediate actions and implement long-term security practices.

Immediate Steps to Take

Update the router firmware to the latest version provided by the vendor.
Restrict network access to the device and implement strong access control measures.

Long-Term Security Practices

Regularly monitor and audit network traffic for any suspicious activities.
Educate users about phishing attacks and always verify the sources of incoming requests.

Patching and Updates

Stay informed about security updates released by the vendor for the China Mobile An Lianbao WF-1 router and promptly apply them to ensure protection against known vulnerabilities.