CVE-2020-0845 : What You Need to Know

An elevation of privilege vulnerability exists in the way that the Windows Network Connections Service handles objects in memory, aka 'Windows Network Connections Service Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0778, CVE-2020-0802, CVE-2020-0803, CVE-2020-0804.

Understanding CVE-2020-0845

This CVE addresses an elevation of privilege vulnerability in Windows Network Connections Service.

What is CVE-2020-0845?

The CVE-2020-0845 vulnerability pertains to a flaw in the Windows Network Connections Service that allows attackers to elevate privileges by manipulating memory objects.

The Impact of CVE-2020-0845

Attackers may exploit this vulnerability to gain elevated privileges on affected systems.
Successful exploitation could result in unauthorized access and the ability to execute malicious actions.

Technical Details of CVE-2020-0845

This section outlines the specific technical aspects of the CVE.

Vulnerability Description

Type: Elevation of Privilege
Affected Component: Windows Network Connections Service
Unique Identifiers: CVE-2020-0778, CVE-2020-0802, CVE-2020-0803, CVE-2020-0804

Affected Systems and Versions

Windows

10 Version 1803 for 32-bit Systems, x64-based Systems, and ARM64-based Systems
10 Version 1809 for 32-bit, x64-based, and ARM64-based Systems
10 Version 1709 for 32-bit, x64-based, and ARM64-based Systems
More versions including 10, Version 1607, 7, 8.1, and RT 8.1

Windows Server

version 1803 (Core Installation), 2019, 2019 (Core installation), 2016, 2016 (Core installation)
2008 R2, 2012, 2012 (Core installation), 2012 R2, 2012 R2 (Core installation)

Others

Windows 10 Version 1903 and 1909 for various systems

Exploitation Mechanism

Attackers exploit the vulnerability by manipulating memory objects within the Windows Network Connections Service, granting them elevated privileges.

Mitigation and Prevention

Actions to address and prevent the CVE-2020-0845 vulnerability.

Immediate Steps to Take

Apply security updates and patches from Microsoft promptly.
Monitor network traffic for signs of malicious activity.
Implement the principle of least privilege to limit user access.

Long-Term Security Practices

Regularly update and maintain security software and systems.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Regularly check for and apply security updates released by Microsoft to mitigate the vulnerability.