CVE-2020-35808 : Security Advisory and Response

Certain NETGEAR devices are affected by stored XSS vulnerabilities, impacting various models such as D6100, DM200, R7800, R8900, R9000, WN3000RPv2, and WNR2000v5.

Understanding CVE-2020-35808

This CVE identifies stored XSS vulnerabilities in specific NETGEAR devices.

What is CVE-2020-35808?

Stored XSS vulnerabilities have been found in NETGEAR devices, potentially allowing attackers to execute malicious scripts in the context of a user's browser.

The Impact of CVE-2020-35808

The vulnerability has a CVSS base score of 4.8, indicating a medium severity issue. Attackers with high privileges can exploit this vulnerability to compromise the confidentiality and integrity of affected devices.

Technical Details of CVE-2020-35808

Stored XSS vulnerability details and affected systems.

Vulnerability Description

NETGEAR devices, including D6100, DM200, R7800, R8900, R9000, WN3000RPv2, and WNR2000v5, are susceptible to stored XSS attacks.

Affected Systems and Versions

D6100 before 1.0.0.63
DM200 before 1.0.0.61
R7800 before 1.0.2.52
R8900 before 1.0.4.12
R9000 before 1.0.4.12
WN3000RPv2 before 1.0.0.68
WNR2000v5 before 1.0.0.66

Exploitation Mechanism

Attackers with high privileges can exploit this vulnerability by injecting malicious scripts into specific fields, potentially leading to unauthorized access and data manipulation.

Mitigation and Prevention

Steps to mitigate the CVE-2020-35808 vulnerability.

Immediate Steps to Take

Update affected NETGEAR devices to the latest firmware versions that address the stored XSS vulnerability.
Regularly monitor for security advisories from NETGEAR and apply patches promptly.

Long-Term Security Practices

Implement network segmentation to limit the impact of potential attacks.
Educate users on safe browsing practices and the importance of firmware updates.

Patching and Updates

NETGEAR has released patches to address the stored XSS vulnerability. Ensure all affected devices are updated to the patched versions.