CVE-2017-18759 : Exploit Details and Defense Strategies

An authenticated user can exploit a stack-based buffer overflow vulnerability on specific NETGEAR devices. This vulnerability is present in R8300 devices before version 1.0.2.104 and R8500 devices before version 1.0.2.104.

Understanding CVE-2017-18759

Certain NETGEAR devices are affected by a stack-based buffer overflow vulnerability that can be exploited by an authenticated user.

What is CVE-2017-18759?

The CVE-2017-18759 vulnerability allows an authenticated user to trigger a stack-based buffer overflow on specific NETGEAR devices, namely R8300 and R8500.

The Impact of CVE-2017-18759

CVSS Base Score: 6.8 (Medium Severity)
Attack Vector: Adjacent Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: High
Scope: Unchanged
User Interaction: None

Technical Details of CVE-2017-18759

This section provides detailed technical information about the CVE-2017-18759 vulnerability.

Vulnerability Description

The vulnerability is a stack-based buffer overflow that can be exploited by an authenticated user on NETGEAR R8300 and R8500 devices.

Affected Systems and Versions

R8300 devices before version 1.0.2.104
R8500 devices before version 1.0.2.104

Exploitation Mechanism

The vulnerability can be exploited by an authenticated user to trigger a stack-based buffer overflow on the affected NETGEAR devices.

Mitigation and Prevention

To address CVE-2017-18759, follow these mitigation and prevention strategies:

Immediate Steps to Take

Update affected devices to version 1.0.2.104 or later.
Implement strong authentication mechanisms.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

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

Patching and Updates

Apply patches and updates provided by NETGEAR to fix the vulnerability.