CVE-2020-35798 : Security Advisory and Response

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This vulnerability impacts various router models before specific firmware versions.

Understanding CVE-2020-35798

This CVE involves command injection vulnerability in NETGEAR routers, allowing unauthorized attackers to execute commands.

What is CVE-2020-35798?

CVE-2020-35798 is a critical vulnerability that affects multiple NETGEAR router models, potentially leading to unauthorized command execution.

The Impact of CVE-2020-35798

The vulnerability has a CVSS base score of 9.3, indicating a critical severity level with high impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2020-35798

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows unauthenticated attackers to inject and execute arbitrary commands on affected NETGEAR routers.

Affected Systems and Versions

R6400v2 before 1.0.4.84
R6700v3 before 1.0.4.84
R7000 before 1.0.11.100
And more (refer to the CVE description for the full list)

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
Scope: Changed
User Interaction: None

Mitigation and Prevention

Protecting systems from CVE-2020-35798 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected devices to the latest firmware versions provided by NETGEAR.
Implement strong network access controls to limit unauthorized access.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches on all network devices.
Conduct security audits and penetration testing to identify vulnerabilities.

Patching and Updates

NETGEAR has released patches for the affected router models. Ensure timely installation of these patches to mitigate the vulnerability.