CVE-2020-1309 : Exploit Details and Defense Strategies

An elevation of privilege vulnerability exists when the Microsoft Store Runtime improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Microsoft Store Runtime Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1222.

Understanding CVE-2020-1309

This CVE pertains to an elevation of privilege vulnerability in Microsoft Store Runtime.

What is CVE-2020-1309?

CVE-2020-1309 is an elevation of privilege vulnerability in the Microsoft Store Runtime that occurs due to improper memory handling.

The Impact of CVE-2020-1309

The vulnerability can allow attackers to elevate their privileges on the system, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-1309

This section provides specific technical details of the vulnerability in question.

Vulnerability Description

Type: Elevation of Privilege
Vulnerability: Improper memory handling in Microsoft Store Runtime

Affected Systems and Versions

Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows Server, version 2004 (Server Core installation)
Windows 10 Version 1803, 1809, 1709, 1607
Windows Server 2019, 2016
Windows 10 Version 1909 for 32-bit, x64-based, and ARM64-based Systems
Windows Server, version 1909 (Server Core installation)
Windows 10 Version 1903 for 32-bit, x64-based, and ARM64-based Systems
Windows Server, version 1903 (Server Core installation)

Exploitation Mechanism

The vulnerability can be exploited by an attacker who gains execution on the victim system to elevate their privileges.

Mitigation and Prevention

To secure systems against the CVE-2020-1309 vulnerability, follow the mitigation and prevention measures below.

Immediate Steps to Take

Apply security patches provided by Microsoft
Monitor for any unauthorized system access

Long-Term Security Practices

Regularly update system software and patches
Implement least privilege access controls

Patching and Updates

Ensure that all affected systems and versions are promptly updated with the latest security patches.