CVE-2021-45518 : Security Advisory and Response

NETGEAR XR1000 devices before 1.0.0.58 are affected by denial of service.

Understanding CVE-2021-45518

NETGEAR XR1000 devices are vulnerable to denial of service attacks with a CVSS base score of 6.5.

What is CVE-2021-45518?

The CVE-2021-45518 vulnerability involves denial of service on NETGEAR XR1000 devices before version 1.0.0.58.

The Impact of CVE-2021-45518

This vulnerability has a CVSS base score of 6.5, indicating a medium severity.
Attackers can exploit it to disrupt the availability of affected devices.

Technical Details of CVE-2021-45518

NETGEAR XR1000 devices are prone to denial of service attacks with specific characteristics.

Vulnerability Description

CVSS Score: 6.5 (Medium)
Attack Vector: Adjacent Network
Attack Complexity: Low
Availability Impact: High

Affected Systems and Versions

Affected Systems: NETGEAR XR1000 devices
Vulnerable Versions: Before 1.0.0.58

Exploitation Mechanism

No privileges are required to exploit this vulnerability.
Attackers can launch adjacent network attacks without user interaction.

Mitigation and Prevention

Follow these steps to mitigate the CVE-2021-45518 vulnerability.

Immediate Steps to Take

Update NETGEAR XR1000 devices to version 1.0.0.58 or later.
Implement network security measures to detect and prevent denial of service attacks.

Long-Term Security Practices

Regularly monitor for security advisories and updates from NETGEAR.
Implement network segmentation to isolate critical devices from potential threats.

Patching and Updates

Apply patches and firmware updates provided by NETGEAR to address the vulnerability.