CVE-2018-16752 : Vulnerability Insights and Analysis

CVE-2018-16752 involves Remote Code Execution on LINK-NET LW-N605R devices with firmware version 12.20.2.1486. The vulnerability allows attackers to exploit shell metacharacters in the HOST field of the ping feature at adm/systools.asp, potentially using the default 'admin' password in certain cases.

Understanding CVE-2018-16752

This CVE entry details a critical vulnerability that can lead to remote code execution on specific devices.

What is CVE-2018-16752?

CVE-2018-16752 is a security flaw that enables attackers to execute arbitrary code remotely on LINK-NET LW-N605R devices with a specific firmware version.

The Impact of CVE-2018-16752

The vulnerability poses a severe risk as it allows unauthorized individuals to take control of the affected devices, compromising the security and integrity of the network.

Technical Details of CVE-2018-16752

This section provides in-depth technical information about the CVE.

Vulnerability Description

The vulnerability arises from improper input validation in the ping feature of the affected devices, enabling the execution of malicious commands through shell metacharacters.

Affected Systems and Versions

Device: LINK-NET LW-N605R
Firmware Version: 12.20.2.1486

Exploitation Mechanism

Attackers exploit shell metacharacters in the HOST field of the ping feature at adm/systools.asp.
Authentication is required, but the default 'admin' password can be leveraged in specific scenarios.

Mitigation and Prevention

Protecting systems from CVE-2018-16752 requires immediate actions and long-term security practices.

Immediate Steps to Take

Change the default 'admin' password to a strong, unique one.
Implement network segmentation to limit the impact of potential breaches.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches for the affected devices.
Conduct security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply patches provided by the device manufacturer to address the vulnerability.