CVE-2021-45592 : Vulnerability Insights and Analysis

Certain NETGEAR devices are affected by command injection by an authenticated user, impacting various models.

Understanding CVE-2021-45592

This CVE involves command injection on certain NETGEAR devices and has a high severity score.

What is CVE-2021-45592?

Command injection vulnerability affecting RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850 devices

The Impact of CVE-2021-45592

Base score of 8.4, with high impact on availability, confidentiality, and integrity
Attack vector: ADJACENT_NETWORK
Privileges required for exploitation: HIGH
Scope: CHANGED

Technical Details of CVE-2021-45592

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

Command injection vulnerability allowing authenticated users to execute arbitrary commands

Affected Systems and Versions

RBK752, RBR750, RBS750, RBK852, RBR850, RBS850 devices before version 3.2.16.6

Exploitation Mechanism

An authenticated user can exploit the vulnerability to run malicious commands on the affected devices

Mitigation and Prevention

Mitigation strategies to address CVE-2021-45592.

Immediate Steps to Take

Update affected devices to version 3.2.16.6 or later
Monitor network traffic for any suspicious activities

Long-Term Security Practices

Regularly update firmware to patch vulnerabilities
Configure proper access controls to limit potential exploitation

Patching and Updates

Apply firmware updates provided by NETGEAR to fix the command injection vulnerability