CVE-2019-19362 : Vulnerability Insights and Analysis

TeamViewer desktop application version 14.3.4730 for Windows had a vulnerability in its Chat feature that allowed unauthorized access to stored communication data.

Understanding CVE-2019-19362

The vulnerability in TeamViewer's Chat feature could lead to unauthorized access to sensitive information stored in the main memory of Windows.

What is CVE-2019-19362?

An issue in the Chat functionality of TeamViewer desktop application version 14.3.4730 for Windows allowed data to remain in memory after logout, potentially accessible to local users with similar or higher privileges.

The Impact of CVE-2019-19362

The vulnerability had a medium severity level with high confidentiality impact, potentially exposing sensitive communication data to unauthorized users.

Technical Details of CVE-2019-19362

The technical aspects of the vulnerability in TeamViewer's Chat feature.

Vulnerability Description

TeamViewer desktop application version 14.3.4730 for Windows had a flaw where communication data was not completely removed from memory after logout.

Affected Systems and Versions

Product: TeamViewer desktop application version 14.3.4730 for Windows
Vendor: TeamViewer
Version: 14.3.4730

Exploitation Mechanism

Local users with equal or higher privileges could potentially access stored communication data in the main memory of Windows.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2019-19362.

Immediate Steps to Take

Update TeamViewer to the latest version to ensure the vulnerability is patched.
Regularly clear conversation history and log out properly to minimize data exposure.

Long-Term Security Practices

Implement proper data handling protocols to ensure sensitive information is securely managed.
Conduct regular security audits to identify and address potential vulnerabilities.

Patching and Updates

Stay informed about security updates from TeamViewer and promptly apply patches to secure the application.