CVE-2018-21217 : Vulnerability Insights and Analysis

NETGEAR devices are vulnerable to a buffer overflow, impacting specific models. Learn about the severity, affected systems, and mitigation steps.

Understanding CVE-2018-21217

This CVE involves a buffer overflow vulnerability in certain NETGEAR devices, potentially exploited by unauthorized attackers.

What is CVE-2018-21217?

The vulnerability allows an unauthenticated attacker to trigger a buffer overflow on NETGEAR devices, affecting multiple models.

The Impact of CVE-2018-21217

The vulnerability has a high severity level, with significant impacts on confidentiality, integrity, and availability of the affected devices.

Technical Details of CVE-2018-21217

Learn more about the specifics of this CVE.

Vulnerability Description

The buffer overflow vulnerability in NETGEAR devices can be exploited by unauthorized attackers.

Affected Systems and Versions

D3600 models before version 1.0.0.67
D6000 models before version 1.0.0.67
D6100 models before version 1.0.0.56
R6100 models before version 1.0.1.20

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Adjacent Network
Privileges Required: None
User Interaction: None
Scope: Unchanged

Mitigation and Prevention

Discover the steps to mitigate and prevent exploitation of this vulnerability.

Immediate Steps to Take

Update affected devices to the latest firmware versions.
Implement network segmentation to limit exposure.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

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

Patching and Updates

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