CVE-2021-45513 : Security Advisory and Response

NETGEAR XR1000 devices before 1.0.0.58 are affected by command injection by an unauthenticated attacker.

Understanding CVE-2021-45513

NETGEAR XR1000 devices are vulnerable to command injection by an unauthenticated attacker, leading to critical consequences.

What is CVE-2021-45513?

This CVE describes the vulnerability in NETGEAR XR1000 devices that allows unauthenticated attackers to execute commands.

The Impact of CVE-2021-45513

The vulnerability has a high severity level with critical implications for confidentiality, integrity, and availability of the affected devices.

Technical Details of CVE-2021-45513

NETGEAR XR1000 devices' vulnerability details are as follows:

Vulnerability Description

CVSS Score: 9.6 (Critical)
Attack Vector: Adjacent Network
Attack Complexity: Low
Privileges Required: None
Scope: Changed
User Interaction: None
Vector String: CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:C/UI:N

Affected Systems and Versions

Affected Product: NETGEAR XR1000
Affected Version: Before 1.0.0.58

Exploitation Mechanism

The vulnerability allows unauthenticated attackers to inject and execute commands on the affected devices.

Mitigation and Prevention

To address CVE-2021-45513:

Immediate Steps to Take

Update the NETGEAR XR1000 devices to version 1.0.0.58 or later.
Implement network segmentation to limit the attack surface.
Monitor and analyze network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all network-connected devices.
Employ strong authentication mechanisms to restrict unauthorized access.

Patching and Updates

Check for security advisories and updates from NETGEAR to address this vulnerability.