CVE-2020-11768 : Security Advisory and Response

Certain NETGEAR devices are affected by Stored XSS vulnerability.

Understanding CVE-2020-11768

What is CVE-2020-11768?

Stored XSS vulnerability impacts various NETGEAR devices, potentially allowing attackers to execute malicious scripts.

The Impact of CVE-2020-11768

The vulnerability has a CVSS base score of 6 (Medium severity) with high confidentiality and integrity impacts.

Technical Details of CVE-2020-11768

Vulnerability Description

Stored XSS affects NETGEAR devices including D7800, R7500v2, R7800, R8900, R9000, RAX120, and more.

Affected Systems and Versions

D7800 before 1.0.1.56
R7500v2 before 1.0.3.46
R7800 before 1.0.2.68
R8900 before 1.0.4.28
R9000 before 1.0.4.28
RAX120 before 1.0.0.78
RBR20, RBS20, RBK20 before 2.3.5.26
RBR40, RBS40, RBK40 before 2.3.5.30
RBR50, RBS50, RBK50 before 2.3.5.30
XR500 before 2.3.2.56
XR700 before 1.0.1.10

Exploitation Mechanism

The vulnerability requires high privileges and local access, with no user interaction needed.

Mitigation and Prevention

Immediate Steps to Take

Update affected devices to the latest firmware versions.
Monitor network traffic for any suspicious activities.
Restrict access to vulnerable devices.

Long-Term Security Practices

Regularly update firmware and security patches.
Implement network segmentation to limit the impact of potential attacks.
Educate users on safe browsing habits and phishing awareness.

Patching and Updates

Apply patches provided by NETGEAR to address the Stored XSS vulnerability.