CVE-2017-18835 : What You Need to Know

A reflected XSS vulnerability has been identified in specific NETGEAR devices, impacting various models.

Understanding CVE-2017-18835

What is CVE-2017-18835?

CVE-2017-18835 is a reflected XSS vulnerability affecting certain NETGEAR devices, including M4300-28G, M4300-52G, M4300-28G-POE+, M4300-52G-POE+, M4300-8X8F, M4300-12X12F, M4300-24X24F, M4300-24X, M4300-48X, and M4200.

The Impact of CVE-2017-18835

The vulnerability has a CVSS base score of 6.1, indicating a medium severity issue with low impact on confidentiality, integrity, and availability.

Technical Details of CVE-2017-18835

Vulnerability Description

The vulnerability allows for reflected XSS attacks on the affected NETGEAR devices.

Affected Systems and Versions

M4300-28G (before version 12.0.2.15)
M4300-52G (before version 12.0.2.15)
M4300-28G-POE+ (before version 12.0.2.15)
M4300-52G-POE+ (before version 12.0.2.15)
M4300-8X8F (before version 12.0.2.15)
M4300-12X12F (before version 12.0.2.15)
M4300-24X24F (before version 12.0.2.15)
M4300-24X (before version 12.0.2.15)
M4300-48X (before version 12.0.2.15)
M4200 (before version 12.0.2.15)

Exploitation Mechanism

The vulnerability can be exploited locally with user interaction required.

Mitigation and Prevention

Immediate Steps to Take

Update affected devices to version 12.0.2.15 or later.
Implement network security best practices.

Long-Term Security Practices

Regularly monitor for security advisories from NETGEAR.
Conduct security assessments and penetration testing.

Patching and Updates

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