CVE-2020-1533 : Security Advisory and Response

Windows WalletService Elevation of Privilege Vulnerability

Understanding CVE-2020-1533

A vulnerability exists in the Windows WalletService that can allow attackers to execute code with elevated permissions.

What is CVE-2020-1533?

An elevation of privilege vulnerability in the Windows WalletService handling of objects in memory.
Attacker with local authentication could exploit it by running a specially crafted application.

The Impact of CVE-2020-1533

Successful exploitation could lead to the execution of code with elevated permissions.
Windows WalletService is updated to handle objects in memory securely.

Technical Details of CVE-2020-1533

Vulnerability Description

The vulnerability allows for malicious code execution with elevated privileges.

Affected Systems and Versions

Microsoft Windows OS versions, including 1803, 1809, 1903, 1909, 2004, and Windows Server versions.
Platforms: 32-bit, x64-based, and ARM64-based Systems.

Exploitation Mechanism

Local authenticated attacker can execute a specially crafted application to exploit the vulnerability.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by Microsoft to fix the vulnerability.

Long-Term Security Practices

Regularly update and patch systems to prevent future vulnerabilities.

Patching and Updates

Stay vigilant for security updates from Microsoft and apply them promptly.