CVE-2020-1071 Explained : Impact and Mitigation

Windows Remote Access Common Dialog Elevation of Privilege Vulnerability

Understanding CVE-2020-1071

An elevation of privilege vulnerability exists in Windows related to Remote Access Common Dialog.

What is CVE-2020-1071?

The vulnerability in Windows is due to improper error handling in Remote Access Common Dialog.

The Impact of CVE-2020-1071

Attackers can exploit this flaw to elevate privileges on the affected system, potentially leading to unauthorized actions.

Technical Details of CVE-2020-1071

The following are technical details of the vulnerability:

Vulnerability Description

An elevation of privilege issue in Windows tied to Remote Access Common Dialog.

Affected Systems and Versions

Windows products and versions affected:
Windows:
Versions affected include 10, 7, 8.1, RT 8.1.
Windows Server:
Versions impacted include 2019, 2016, 2012, 2012 R2, etc.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating errors in Remote Access Common Dialog to gain elevated privileges.

Mitigation and Prevention

Protect your systems from CVE-2020-1071 with these steps:

Immediate Steps to Take

Apply official patches from Microsoft immediately after release.
Monitor for any unusual activity on the network or systems.
Implement the principle of least privilege to restrict user access.

Long-Term Security Practices

Regularly update and patch all systems to prevent known vulnerabilities.
Conduct security training to educate users on recognizing and reporting suspicious activities.

Patching and Updates

Regularly check for and apply security updates provided by Microsoft to address the CVE-2020-1071 vulnerability.