CVE-2021-45622 : Vulnerability Insights and Analysis

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

Understanding CVE-2021-45622

This CVE identifies a critical command injection vulnerability in several NETGEAR devices.

What is CVE-2021-45622?

The CVE-2021-45622 vulnerability involves an unauthenticated attacker executing arbitrary commands on affected NETGEAR devices.

The Impact of CVE-2021-45622

The vulnerability has a base severity of critical with a CVSS base score of 9.6. It can lead to high impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2021-45622

The technical aspects of the CVE-2021-45622 vulnerability are as follows:

Vulnerability Description

Affected devices are vulnerable to command injection by unauthorized individuals.

Affected Systems and Versions

Numerous NETGEAR routers and extenders are affected before specific firmware versions.

Exploitation Mechanism

Attackers can exploit this vulnerability through adjacent network access.

Mitigation and Prevention

To secure your systems from CVE-2021-45622, take the following steps:

Immediate Steps to Take

Update the firmware of affected devices to the patched versions.
Implement network segmentation to minimize the attack surface.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware on networking equipment.
Enforce strong access controls and user authentication mechanisms.

Patching and Updates

Check for security updates from NETGEAR and apply them promptly.