CVE-2020-1075 : What You Need to Know

An information disclosure vulnerability in Windows Subsystem for Linux can lead to potential security risks and data exposure.

Understanding CVE-2020-1075

What is CVE-2020-1075?

This CVE identifies an information disclosure vulnerability present in Windows Subsystem for Linux, arising from improper memory object handling.

The Impact of CVE-2020-1075

The vulnerability could allow attackers to access sensitive data handled by Windows Subsystem for Linux, compromising system integrity and confidentiality.

Technical Details of CVE-2020-1075

Vulnerability Description

The flaw occurs due to the mishandling of objects in memory within Windows Subsystem for Linux.

Affected Systems and Versions

Windows 10 Version 1803 for 32-bit, x64-based, and ARM64-based Systems
Windows 10 Version 1809 for 32-bit, x64-based, and ARM64-based Systems
Windows Server version 1803/Core Installation, 2019
Windows 10 Version 1909 and Server version 1909 (Server Core installation)
Windows 10 Version 1903 for 32-bit, x64-based, and ARM64-based Systems
Windows Server version 1903/Core installation

Exploitation Mechanism

Attackers could exploit this vulnerability by utilizing specially crafted applications, potentially leading to data disclosure.

Mitigation and Prevention

Immediate Steps to Take

Apply the security updates provided by Microsoft promptly
Monitor system logs for any suspicious activities
Utilize firewall and intrusion detection/prevention systems

Long-Term Security Practices

Regularly update and patch systems to address known vulnerabilities
Implement access controls and least privilege principles

Patching and Updates

To mitigate the risk associated with CVE-2020-1075, ensure all affected Windows and Windows Server versions are updated with the security patches released by Microsoft.