CVE-2017-18848 : Security Advisory and Response

A number of NETGEAR devices have been found to be vulnerable to CSRF. Specifically, the affected devices include R6300v2, AC1450, R7300, and R8500.

Understanding CVE-2017-18848

Certain NETGEAR devices are affected by CSRF, impacting specific versions of R6300v2, AC1450, R7300, and R8500.

What is CVE-2017-18848?

CVE-2017-18848 is a vulnerability that allows Cross-Site Request Forgery (CSRF) attacks on NETGEAR devices, potentially leading to unauthorized actions.

The Impact of CVE-2017-18848

The vulnerability has a CVSS base score of 8.8 (High severity) with significant impacts on confidentiality, integrity, and availability of the affected devices.

Technical Details of CVE-2017-18848

NETGEAR devices are susceptible to CSRF attacks due to specific firmware versions.

Vulnerability Description

CSRF vulnerability affects NETGEAR devices, including R6300v2, AC1450, R7300, and R8500, before certain firmware versions.

Affected Systems and Versions

R6300v2 (versions prior to 1.0.0.36)
AC1450 (versions prior to 1.0.0.36)
R7300 (versions prior to 1.0.0.54)
R8500 (versions prior to 1.0.2.94)

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Availability Impact: High
Confidentiality Impact: High
Integrity Impact: High

Mitigation and Prevention

Steps to address and prevent the CVE-2017-18848 vulnerability.

Immediate Steps to Take

Update affected devices to the latest firmware versions.
Implement strong, unique passwords for device access.
Monitor network activity for suspicious behavior.

Long-Term Security Practices

Regularly check for firmware updates and apply them promptly.
Educate users on safe browsing habits and potential security risks.

Patching and Updates

NETGEAR provides patches for affected devices to address the CSRF vulnerability.