CVE-2019-1299 : Exploit Details and Defense Strategies

Microsoft Edge based on Edge HTML Information Disclosure Vulnerability

Understanding CVE-2019-1299

What is CVE-2019-1299?

An information disclosure vulnerability in Microsoft Edge based on Edge HTML leads to improper handling of objects in memory.

The Impact of CVE-2019-1299

This vulnerability allows attackers to potentially access sensitive information, compromising user data confidentiality.

Technical Details of CVE-2019-1299

Vulnerability Description

The vulnerability arises from the improper handling of objects in memory within Microsoft Edge based on Edge HTML.

Affected Systems and Versions

Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1809 for ARM64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows Server 2019
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for 32-bit Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for x64-based Systems
Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1903 for ARM64-based Systems

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to gain unauthorized access to sensitive information stored in memory.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Monitor official sources for updates and advisories regarding this vulnerability.

Long-Term Security Practices

Regularly update and maintain security software on all systems.
Educate users on safe browsing practices and potential security risks.
Implement network security measures to detect and prevent unauthorized access.

Patching and Updates

Ensure that all affected systems are updated with the latest security patches from Microsoft.