CVE-2020-21935 : What You Need to Know
Learn about CVE-2020-21935, a command injection flaw in Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n allowing attackers to execute arbitrary code. Find mitigation steps here.
A command injection vulnerability in HNAP1/GetNetworkTomographySettings of Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n allows attackers to execute arbitrary code.
Understanding CVE-2020-21935
This CVE involves a command injection vulnerability in a specific function of the Motorola CX2 router, enabling malicious actors to run arbitrary code.
What is CVE-2020-21935?
CVE-2020-21935 is a security flaw in the HNAP1/GetNetworkTomographySettings function of the Motorola CX2 router, potentially leading to unauthorized code execution.
The Impact of CVE-2020-21935
The vulnerability allows attackers to execute arbitrary commands on the affected router, posing a significant security risk to the device and its network.
Technical Details of CVE-2020-21935
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability arises from improper input validation in the HNAP1/GetNetworkTomographySettings function, enabling command injection attacks.
Affected Systems and Versions
- Affected Product: Motorola CX2 router
- Affected Version: CX 1.0.2 Build 20190508 Rel.97360n
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted requests to the vulnerable function, allowing them to execute arbitrary commands on the router.
Mitigation and Prevention
Protecting systems from CVE-2020-21935 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Disable remote access to the router if not required
- Implement strong firewall rules to restrict unauthorized 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
- Educate users on safe browsing habits and security best practices
Patching and Updates
Motorola should release a patch addressing the vulnerability in the affected router version to mitigate the risk of exploitation.