CVE-2017-18858 : Security Advisory and Response

CVE-2017-18858, published on 2017-05-09, addresses command execution vulnerabilities in certain NETGEAR devices.

Understanding CVE-2017-18858

This CVE entry highlights the impact of command execution vulnerabilities on specific NETGEAR devices.

What is CVE-2017-18858?

The devices affected by CVE-2017-18858 include M4200-10MG-POE+, M4300-28G, M4300-52G, M4300-28G-POE+, M4300-52G-POE+, M4300-8X8F, M4300-12X12F, M4300-24X24F, M4300-24X, and M4300-48X.

The Impact of CVE-2017-18858

Certain NETGEAR devices are susceptible to command execution, potentially leading to unauthorized access and control.

Technical Details of CVE-2017-18858

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability allows attackers to execute commands on affected NETGEAR devices, compromising their security.

Affected Systems and Versions

M4200-10MG-POE+ 12.0.2.11 and earlier
M4300-28G 12.0.2.11 and earlier
M4300-52G 12.0.2.11 and earlier
M4300-28G-POE+ 12.0.2.11 and earlier
M4300-52G-POE+ 12.0.2.11 and earlier
M4300-8X8F 12.0.2.11 and earlier
M4300-12X12F 12.0.2.11 and earlier
M4300-24X24F 12.0.2.11 and earlier
M4300-24X 12.0.2.11 and earlier
M4300-48X 12.0.2.11 and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability remotely to execute unauthorized commands on the affected devices.

Mitigation and Prevention

Protecting systems from CVE-2017-18858 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by NETGEAR promptly.
Implement network segmentation to limit exposure.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software to mitigate future vulnerabilities.
Conduct security audits and penetration testing to identify weaknesses.

Patching and Updates

Ensure that all affected NETGEAR devices are updated with the latest patches to address the command execution vulnerability.