CVE-2019-12804 : Exploit Details and Defense Strategies

A vulnerability in Hunesion i-oneNet versions 3.0.7 to 3.0.53 and 4.0.4 to 4.0.16 allows attackers to exploit the absence of update file integrity verification during the upgrade process.

Understanding CVE-2019-12804

This CVE involves a missing support for integrity check vulnerability in Hunesion i-oneNet.

What is CVE-2019-12804?

The vulnerability in Hunesion i-oneNet versions 3.0.7 to 3.0.53 and 4.0.4 to 4.0.16 enables attackers to create and exploit malicious files during the upgrade process.

The Impact of CVE-2019-12804

CVSS Base Score: 7.8 (High)
Attack Vector: Local
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2019-12804

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from the lack of update file integrity verification during the upgrade process in Hunesion i-oneNet versions 3.0.7 to 3.0.53 and 4.0.4 to 4.0.16.

Affected Systems and Versions

Affected Product: i-oneNet
Vendor: Hunesion
Affected Versions: 3.0.7 to 3.0.53, 4.0.4 to 4.0.16

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious files and using them as updates.

Mitigation and Prevention

To address CVE-2019-12804, follow these mitigation strategies:

Immediate Steps to Take

Implement file integrity checks during the upgrade process.
Regularly monitor for unauthorized file modifications.
Apply security patches provided by the vendor.

Long-Term Security Practices

Conduct regular security audits and assessments.
Educate users on safe update practices and file verification.

Patching and Updates

Stay informed about security updates from the vendor.
Apply patches promptly to secure the system.