CVE-2020-11770 : What You Need to Know
Learn about CVE-2020-11770 affecting certain NETGEAR routers, allowing authenticated users to execute commands. Discover impact, affected systems, and mitigation steps.
Certain NETGEAR devices are affected by command injection by an authenticated user. This vulnerability impacts various router models before specific firmware versions.
Understanding CVE-2020-11770
This CVE involves command injection on NETGEAR routers, potentially allowing authenticated users to execute arbitrary commands.
What is CVE-2020-11770?
CVE-2020-11770 is a vulnerability that affects certain NETGEAR routers, enabling authenticated users to perform command injection.
The Impact of CVE-2020-11770
The vulnerability has a CVSS v3.0 base score of 8 (High severity) with significant impacts on confidentiality, integrity, and availability of affected devices.
Technical Details of CVE-2020-11770
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows authenticated users to inject commands into affected NETGEAR routers, potentially leading to unauthorized actions.
Affected Systems and Versions
The following NETGEAR router models are impacted:
- D6220 before 1.0.0.52
- R7000P before 1.3.1.64
- XR500 before 2.3.2.32
(And several other models before specific firmware versions)
Exploitation Mechanism
The vulnerability can be exploited by authenticated users to execute malicious commands on the affected routers.
Mitigation and Prevention
Protecting your systems from CVE-2020-11770 is crucial. Here are some steps to mitigate the risk:
Immediate Steps to Take
- Update affected routers to the latest firmware versions.
- Restrict access to the routers to authorized personnel only.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update firmware and security patches on all network devices.
- Implement strong password policies and multi-factor authentication.
- Conduct regular security audits and penetration testing.
Patching and Updates
Ensure timely installation of firmware updates and security patches provided by NETGEAR to address the CVE-2020-11770 vulnerability.