CVE-2019-0863 : Security Advisory and Response

A security vulnerability known as "Windows Error Reporting Elevation of Privilege Vulnerability" affects various Windows and Windows Server versions.

Understanding CVE-2019-0863

What is CVE-2019-0863?

An elevation of privilege vulnerability exists in the way Windows Error Reporting (WER) handles files.

The Impact of CVE-2019-0863

This vulnerability could allow an attacker to elevate privileges on the affected system, potentially leading to unauthorized actions.

Technical Details of CVE-2019-0863

Vulnerability Description

The vulnerability occurs in the way files are handled by Windows Error Reporting (WER).

Affected Systems and Versions

Windows 7, 8.1, RT 8.1, 10 (multiple versions), Windows Server 2008 R2, 2012, 2012 R2, 2016, 2019, and more.

Exploitation Mechanism

The vulnerability can be exploited by an attacker who has local access to the system.

Mitigation and Prevention

Immediate Steps to Take

Apply security updates provided by Microsoft promptly.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Implement the principle of least privilege to restrict user permissions.
Regularly review and update security configurations.

Patching and Updates

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