CVE-2017-18754 : Exploit Details and Defense Strategies

Some NETGEAR devices are vulnerable to command injection when the user is authenticated. This vulnerability affects WNDR3700v4 versions before 1.0.2.88, WNDR4300v1 versions before 1.0.2.90, and WNR2000v5 versions before 1.0.0.58.

Understanding CVE-2017-18754

Certain NETGEAR devices are susceptible to command injection by authenticated users, impacting specific firmware versions.

What is CVE-2017-18754?

CVE-2017-18754 is a vulnerability that allows authenticated users to execute arbitrary commands on affected NETGEAR devices.

The Impact of CVE-2017-18754

This vulnerability has a CVSS v3.0 base score of 6.8, with high impacts on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2017-18754

NETGEAR devices are affected by a command injection vulnerability that can be exploited by authenticated users.

Vulnerability Description

The vulnerability allows authenticated users to inject and execute arbitrary commands on vulnerable NETGEAR devices.

Affected Systems and Versions

WNDR3700v4 versions prior to 1.0.2.88
WNDR4300v1 versions before 1.0.2.90
WNR2000v5 versions before 1.0.0.58

Exploitation Mechanism

The vulnerability can be exploited by authenticated users to run unauthorized commands on the affected devices.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-18754 vulnerability.

Immediate Steps to Take

Update affected devices to the latest firmware versions provided by NETGEAR.
Restrict network access to vulnerable devices.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches on all network devices.
Implement strong authentication mechanisms and access controls.

Patching and Updates

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