CVE-2020-21937 : Vulnerability Insights and Analysis

A command injection vulnerability in HNAP1/SetWLanApcliSettings of Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n allows attackers to execute arbitrary system commands.

Understanding CVE-2020-21937

This CVE involves a command injection vulnerability in a specific function of the Motorola CX2 router, enabling unauthorized execution of system commands.

What is CVE-2020-21937?

CVE-2020-21937 is a security flaw in the Motorola CX2 router that permits attackers to run arbitrary system commands through a specific endpoint.

The Impact of CVE-2020-21937

The vulnerability can lead to unauthorized access and control of the affected router, potentially compromising the entire network's security and exposing sensitive information.

Technical Details of CVE-2020-21937

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability exists in the HNAP1/SetWLanApcliSettings function of the Motorola CX2 router, allowing attackers to inject and execute malicious commands.

Affected Systems and Versions

Affected System: Motorola CX2 router
Affected Version: CX 1.0.2 Build 20190508 Rel.97360n

Exploitation Mechanism

Attackers exploit the vulnerability by sending specially crafted commands through the HNAP1/SetWLanApcliSettings endpoint, gaining unauthorized access to execute commands on the system.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-21937, follow these mitigation strategies:

Immediate Steps to Take

Disable remote access to the router if not required
Implement strong password policies for router access
Regularly monitor network traffic for any suspicious activities

Long-Term Security Practices

Keep router firmware up to date with the latest security patches
Conduct regular security audits and penetration testing on the network infrastructure
Educate users on best practices for network security

Patching and Updates

Check for firmware updates provided by Motorola for the CX2 router
Apply patches promptly to fix the vulnerability and enhance the router's security