CVE-2020-0799 : Exploit Details and Defense Strategies

An elevation of privilege vulnerability exists in Microsoft Windows due to a parsing issue with symbolic links, known as 'Windows Kernel Elevation of Privilege Vulnerability'.

Understanding CVE-2020-0799

This CVE involves a critical elevation of privilege vulnerability in Microsoft Windows systems.

What is CVE-2020-0799?

This CVE refers to a flaw in Windows operating systems that could allow attackers to elevate privileges through improper handling of symbolic links in the Windows kernel.

The Impact of CVE-2020-0799

The vulnerability could be exploited by malicious actors to gain elevated privileges on affected Windows systems, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-0799

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability arises from the improper parsing of specific symbolic links within the Windows kernel, enabling attackers to escalate their privileges on the system.

Affected Systems and Versions

The following Windows products and versions are affected:

Windows 10 Version 1803/1809/1709/1607, Windows 8.1, and RT 8.1
Windows Server 2019/2016/2012/2012 R2

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious symbolic links and tricking users into interacting with them, leading to privilege escalation.

Mitigation and Prevention

Protecting systems from CVE-2020-0799 requires proactive steps and security measures.

Immediate Steps to Take

Apply security updates and patches released by Microsoft promptly.
Monitor for any suspicious activities that could indicate exploitation of the vulnerability.
Implement the principle of least privilege to restrict unnecessary system access.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities proactively.
Educate users about safe computing practices and the risks associated with interacting with unfamiliar links or files.
Employ endpoint protection solutions and security tools to detect and mitigate potential threats.

Patching and Updates

Regularly check for security updates from Microsoft and ensure that systems are up to date with the latest patches to address CVE-2020-0799.