CVE-2020-0913 : Security Advisory and Response

An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'.

Understanding CVE-2020-0913

This CVE ID is unique from CVE-2020-1000, CVE-2020-1003, CVE-2020-1027.

What is CVE-2020-0913?

CVE-2020-0913 refers to an elevation of privilege vulnerability in Windows that occurs due to improper memory object handling by the Windows kernel.

The Impact of CVE-2020-0913

This vulnerability could allow an attacker to elevate their privileges on the affected system, potentially leading to unauthorized access and control over the system.

Technical Details of CVE-2020-0913

This section covers the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability results from a lack of proper handling of objects in memory by the Windows kernel, enabling attackers to exploit this weakness for privilege escalation.

Affected Systems and Versions

The following products and versions are impacted by CVE-2020-0913:

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, and 2019 (Core installation)
Windows 10 Version 1909 and Windows Server versions 1909 and 1903

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific attacks to manipulate objects in memory, allowing them to escalate their privileges on the targeted system.

Mitigation and Prevention

To address CVE-2020-0913, follow these mitigation strategies:

Immediate Steps to Take

Apply security updates provided by Microsoft.
Implement least privilege principles to restrict user permissions.
Monitor system logs for any suspicious activities related to privilege escalation.

Long-Term Security Practices

Regularly update systems with the latest security patches.
Conduct security training for employees to increase awareness of privileged escalation risks.
Utilize security tools and solutions to detect and prevent privilege escalation attacks.

Patching and Updates

Microsoft regularly releases security updates to address vulnerabilities like CVE-2020-0913. Make sure to stay up to date with patch installations to mitigate the risk of exploitation.