CVE-2017-18731 Explained : Impact and Mitigation

A number of NETGEAR devices have been found to have incorrect security settings configurations. This vulnerability affects models such as R6100, R7500, R7500v2, R7800, and WNR2000v5.

Understanding CVE-2017-18731

This CVE identifies a security misconfiguration vulnerability in certain NETGEAR router models.

What is CVE-2017-18731?

The vulnerability involves incorrect security settings configurations in specific NETGEAR router models, potentially exposing them to security risks.

The Impact of CVE-2017-18731

The vulnerability has a CVSS base score of 6.3, indicating a medium severity level. It can lead to unauthorized access and compromise of confidentiality, integrity, and availability of the affected devices.

Technical Details of CVE-2017-18731

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability arises from incorrect security settings configurations in NETGEAR routers, including models R6100, R7500, R7500v2, R7800, and WNR2000v5.

Affected Systems and Versions

R6100 (version 1.0.1.16 and earlier)
R7500 (version 1.0.0.112 and earlier)
R7500v2 (version 1.0.3.20 and earlier)
R7800 (version 1.0.2.36 and earlier)
WNR2000v5 (version 1.0.0.58 and earlier)

Exploitation Mechanism

The vulnerability can be exploited by attackers with adjacent network access, requiring no user interaction and no privileges.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-18731 vulnerability.

Immediate Steps to Take

Update affected NETGEAR router models to the latest firmware versions.
Implement strong and unique passwords for router access.
Regularly monitor router settings for any unauthorized changes.

Long-Term Security Practices

Conduct regular security audits on network devices.
Educate users on best security practices for router configuration.

Patching and Updates

Stay informed about security advisories from NETGEAR and apply patches promptly.