CVE-2020-1336 Explained : Impact and Mitigation

This CVE-2020-1336 article provides insights into a Windows Kernel Elevation of Privilege Vulnerability identified by Microsoft.

Understanding CVE-2020-1336

What is CVE-2020-1336?

An elevation of privilege vulnerability in the Windows Kernel allows attackers to execute code with elevated permissions by manipulating objects in memory.

The Impact of CVE-2020-1336

The vulnerability could be exploited by a locally authenticated attacker running a specially crafted application, potentially leading to unauthorized code execution with elevated rights.

Technical Details of CVE-2020-1336

Vulnerability Description

The flaw arises from how the Windows Kernel manages objects in memory, enabling malicious actors to escalate privileges for executing code.

Affected Systems and Versions

Windows 10 Version 2004, Windows Server version 2004, and several other Windows versions and server editions are impacted.
Specifically affects x64-based Systems, ARM64-based Systems, and 32-bit Systems.

Exploitation Mechanism

Attackers with local authentication can exploit the vulnerability by running malicious applications to elevate permissions and execute code with increased privileges.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by Microsoft to address the vulnerability and ensure proper handling of objects in memory.

Long-Term Security Practices

Regularly update systems with the latest patches and security updates to mitigate potential threats.
Implement strong authentication measures to prevent unauthorized access and privilege escalation.

Patching and Updates

Ensure timely installation of security patches and updates to protect systems from known vulnerabilities.