CVE-2017-18853 : Security Advisory and Response

NETGEAR devices are impacted by a password recovery and file access issue affecting various models and software versions.

Understanding CVE-2017-18853

This CVE involves specific NETGEAR devices vulnerable to unauthorized password recovery and file access.

What is CVE-2017-18853?

The vulnerability allows unauthorized users to recover passwords and access files on affected NETGEAR devices.

The Impact of CVE-2017-18853

CVSS Score: 9.6 (Critical)
Attack Vector: Adjacent Network
Impact: High impact on confidentiality, integrity, and availability

Technical Details of CVE-2017-18853

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue allows attackers to recover passwords and access files on specific NETGEAR models.

Affected Systems and Versions

The following models and versions are impacted:

D8500 1.0.3.27 and earlier
DGN2200v4 1.0.0.82 and earlier
R6300v2 1.0.4.06 and earlier
R6400 1.0.1.20 and earlier
R6400v2 1.0.2.18 and earlier
R6700 1.0.1.22 and earlier
R6900 1.0.1.20 and earlier
R7000 1.0.7.10 and earlier
R7000P 1.0.0.58 and earlier
R7100LG 1.0.0.28 and earlier
R7300DST 1.0.0.52 and earlier
R7900 1.0.1.12 and earlier
R8000 1.0.3.46 and earlier
R8300 1.0.2.86 and earlier
R8500 1.0.2.86 and earlier
WNDR3400v3 1.0.1.8 and earlier
WNDR4500v2 1.0.0.62 and earlier

Exploitation Mechanism

The vulnerability can be exploited by unauthorized users to recover passwords and access files on the affected devices.

Mitigation and Prevention

Protect your systems from CVE-2017-18853 with these steps:

Immediate Steps to Take

Update affected devices to the latest firmware
Change default passwords to strong, unique ones
Monitor network activity for suspicious behavior

Long-Term Security Practices

Regularly update firmware and security patches
Implement network segmentation and access controls

Patching and Updates

Apply patches provided by NETGEAR to address the vulnerability