CVE-2019-20749 : Exploit Details and Defense Strategies

A stored XSS vulnerability affects certain NETGEAR devices, including models like D7800, EX6100v2, R7800, and more.

Understanding CVE-2019-20749

This CVE involves a stored XSS vulnerability impacting specific NETGEAR devices.

What is CVE-2019-20749?

Stored XSS vulnerability in NETGEAR devices allows attackers to inject malicious scripts into web pages viewed by users.

The Impact of CVE-2019-20749

CVSS Base Score: 4.8 (Medium Severity)
Attack Vector: Adjacent Network
Privileges Required: High
Scope: Changed
Confidentiality and Integrity Impact: Low
Availability Impact: None

Technical Details of CVE-2019-20749

This section covers the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability allows attackers to execute malicious scripts in the context of a user's browser on affected NETGEAR devices.

Affected Systems and Versions

The following models are impacted:

D7800 (version prior to 1.0.1.47)
EX6100v2 (version prior to 1.0.1.76)
R7800 (version prior to 1.0.2.52)
R9000 (version prior to 1.0.4.12)
And more

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into specific NETGEAR device web pages.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial.

Immediate Steps to Take

Update affected devices to the latest firmware versions.
Monitor network traffic for any suspicious activities.
Implement strong password policies.

Long-Term Security Practices

Regularly update firmware and security patches.
Conduct security audits and penetration testing.

Patching and Updates

Ensure timely installation of security patches and updates provided by NETGEAR.