CVE-2021-45499 : Exploit Details and Defense Strategies

Certain NETGEAR devices are affected by authentication bypass vulnerabilities, including R6900P, R7000P, R7900P, R7960P, R8000P, RAX75, and RAX80.

Understanding CVE-2021-45499

This CVE involves authentication bypass issues impacting various NETGEAR router models.

What is CVE-2021-45499?

CVE-2021-45499 denotes authentication bypass vulnerabilities found in NETGEAR routers such as R6900P, R7000P, R7900P, R7960P, R8000P, RAX75, and RAX80.

The Impact of CVE-2021-45499

The vulnerabilities have a CVSS base score of 8.2, posing a high risk with significant confidentiality and integrity impacts.

Technical Details of CVE-2021-45499

Details regarding the specific vulnerability, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability allows attackers to bypass authentication on affected NETGEAR devices.

Affected Systems and Versions

R6900P before 1.3.3.140
R7000P before 1.3.3.140
R7900P before 1.4.2.84
R7960P before 1.4.2.84
R8000P before 1.4.2.84
RAX75 before 1.0.3.106
RAX80 before 1.0.3.106

Exploitation Mechanism

Attackers can exploit this vulnerability remotely without user interaction due to a high attack complexity.

Mitigation and Prevention

Ways to mitigate and prevent potential exploitation of the CVE.

Immediate Steps to Take

Update the firmware of the affected devices to the latest version available.
Change default passwords to strong, unique ones.

Long-Term Security Practices

Regularly monitor for firmware updates and apply them promptly.
Implement network segmentation and access controls.

Patching and Updates

Ensure timely installation of security patches and firmware updates provided by NETGEAR for the affected router models.