CVE-2019-20722 : Vulnerability Insights and Analysis

NETGEAR devices are vulnerable to command injection, allowing authenticated users to exploit this flaw. Various models are affected, including D7800, DM200, R7500v2, R7800, R8900, R9000, and more.

Understanding CVE-2019-20722

This CVE identifies a command injection vulnerability in several NETGEAR devices, potentially leading to unauthorized access and control.

What is CVE-2019-20722?

The CVE-2019-20722 vulnerability allows authenticated users to execute arbitrary commands on affected NETGEAR devices, compromising their security.

The Impact of CVE-2019-20722

CVSS Base Score: 6.8 (Medium Severity)
Attack Vector: Adjacent Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: High
Scope: Unchanged
User Interaction: None

Technical Details of CVE-2019-20722

This section delves into the specifics of the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

The vulnerability allows authenticated users to perform command injection on NETGEAR devices, potentially leading to unauthorized access and data manipulation.

Affected Systems and Versions

The following NETGEAR devices are impacted:

D7800 (before version 1.0.1.44)
DM200 (before version 1.0.0.58)
R7500v2 (before version 1.0.3.38)
R7800 (before version 1.0.2.52)
R8900 (before version 1.0.4.2)
R9000 (before version 1.0.4.2)
And more

Exploitation Mechanism

The vulnerability can be exploited by authenticated users to inject and execute malicious commands on the affected NETGEAR devices, potentially leading to unauthorized actions.

Mitigation and Prevention

Protecting systems from CVE-2019-20722 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 authentication mechanisms to prevent unauthorized access.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all network devices to mitigate potential vulnerabilities.
Conduct security audits and assessments to identify and address any security gaps.
Educate users on best practices for secure device usage and data protection.

Patching and Updates

NETGEAR has released patches for the affected devices. Ensure timely installation of these updates to safeguard against CVE-2019-20722.