CVE-2021-45643 : Security Advisory and Response

Certain NETGEAR devices are affected by incorrect configuration of security settings, impacting devices such as R6400v2, R6700v3, and XR1000. Read on to understand the details of this vulnerability and how to mitigate the risks.

Understanding CVE-2021-45643

This CVE focuses on the misconfiguration of security settings on specific NETGEAR devices, potentially leading to severe consequences.

What is CVE-2021-45643?

The vulnerability involves incorrect security settings on NETGEAR devices like R6400v2, R6700v3, and XR1000, with versions before specific thresholds.

The Impact of CVE-2021-45643

The vulnerability has a high base severity score of 8.2 (High) out of 10. It poses a significant risk to the confidentiality of affected systems.

Technical Details of CVE-2021-45643

Exploring the vulnerability in more detail.

Vulnerability Description

Certain NETGEAR devices face incorrect security setting configurations, potentially compromising system security.

Affected Systems and Versions

Devices affected: R6400v2, R6700v3, XR1000
Vulnerable versions: R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, XR1000 before 1.0.0.58

Exploitation Mechanism

The vulnerability is adjacent network exploitable, with a low attack complexity, no user interaction required, and no privileges needed.

Mitigation and Prevention

Understanding the steps to mitigate the risks.

Immediate Steps to Take

Update affected devices to the latest firmware versions provided by NETGEAR.
Implement strong, unique passwords for device access.
Regularly monitor network traffic for any suspicious activities.

Long-Term Security Practices

Conduct regular security audits on network devices.
Educate users on best practices for securing their devices.

Patching and Updates

NETGEAR has released patches to address this vulnerability. Ensure all affected devices are promptly updated to the latest firmware versions.