CVE-2024-49076: Improper Authentication

Windows Virtualization-Based Security VBS Enclave Elevation of Privilege Vulnerability...

Microsoft Windows Virtualization-Based Security Enclave Authorization Vulnerability

Microsoft Windows Virtualization-Based Security Enclave Microsoft Windows VBS Enclave is a software-based trusted execution environment within the host application address space from Microsoft Corporation USA. An authorization issue vulnerability exists in Microsoft Windows Virtualization-Based...

Researchers Uncover OS Downgrade Vulnerability Targeting Microsoft Windows Kernel

A new attack technique could be used to bypass Microsoft's Driver Signature Enforcement DSE on fully patched Windows systems, leading to operating system OS downgrade attacks. "This bypass allows loading unsigned kernel drivers, enabling attackers to deploy custom rootkits that can neutralize...

Patch Tuesday - August 2024

Microsoft is addressing 88 vulnerabilities this August 2024 Patch Tuesday. Microsoft has evidence of in-the-wild exploitation and/or public disclosure for ten of the vulnerabilities published today, which is significantly more than usual. At time of writing, all six of the known-exploited...

Understanding the New Windows Secure Kernel Mode Elevation of Privilege Vulnerability (CVE-2024-21302)

On August 7, 2024, Microsoft disclosed a significant security vulnerability affecting Windows-based systems, known as CVE-2024-21302. This zero-day vulnerability allows attackers with administrator privileges to elevate their access by replacing current versions of Windows system files with...

KB5041160: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (August 2024)

The remote Windows host is missing security update 5041160. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041573: Windows Server version 23H2 Security Update (August 2024)

The remote Windows host is missing security update 5041573. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041580: Windows 10 Version 21H2 / Windows 10 Version 22H2 Security Update (August 2024)

The remote Windows host is missing security update 5041580. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041592: Windows 11 version 21H2 Security Update (August 2024)

The remote Windows host is missing security update 5041592. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

KB5041773: Windows 10 Version 1607 / Windows Server 2016 Security Update (August 2024)

The remote Windows host is missing security update 5041773. It is, therefore, affected by multiple vulnerabilities - An elevation of privilege vulnerability exists in Windows based systems supporting Virtualization Based Security VBS including a subset of Azure Virtual Machine SKUS. This can allo...

CVE-2024-21302

Summary: As of July 8, 2025 Microsoft has completed mitigations to address this vulnerability. See KB5042562: Guidance for blocking rollback of virtualization-based security related updates and the Recommended Actions section of this CVE for guidance on how to protect your systems from this...

CVE-2024-21302

Microsoft has fixed CVE-2024-21302 for Windows systems with Virtualization-Based Security (VBS). The elevation-of-privilege vulnerability allowed an administrator to replace current Windows system files with older versions, potentially reintroducing mitigated VBS vulnerabilities and exfiltrating ...

CVE-2024-38202: Improper Access Control

Summary Microsoft was notified that an elevation of privilege vulnerability exists in Windows Update, potentially enabling an attacker with basic user privileges to reintroduce previously mitigated vulnerabilities or circumvent some features of Virtualization Based Security VBS. However, an...

CVE-2024-21302: Improper Access Control

Summary: As of July 8, 2025 Microsoft has completed mitigations to address this vulnerability. See KB5042562: Guidance for blocking rollback of virtualization-based security related updates and the Recommended Actions section of this CVE for guidance on how to protect your systems from this...

Windows Update Stack Elevation of Privilege Vulnerability

Summary Microsoft was notified that an elevation of privilege vulnerability exists in Windows Update, potentially enabling an attacker with basic user privileges to reintroduce previously mitigated vulnerabilities or circumvent some features of Virtualization Based Security VBS. However, an...

Windows Secure Kernel Mode Elevation of Privilege Vulnerability

Summary: As of July 10, 2025 Microsoft has completed mitigations to address this vulnerability. See KB5042562: Guidance for blocking rollback of virtualization-based security related updates and the Recommended Actions section of this CVE for guidance on how to protect your systems from this...

Microsoft Windows security vulnerabilities

Microsoft Windows is a suite of operating systems for use on personal devices from Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows that stems from the presence of an elevation of privilege vulnerability that could allow an attacker with basic user privileges to...

PT-2024-5719 · Microsoft · Windows Update

Name of the Vulnerable Software and Affected Versions: Windows Update affected versions not specified Description: The issue is related to insufficient access control in Windows Update, potentially allowing an attacker with basic user privileges to reintroduce previously mitigated vulnerabilities...

PT-2024-5720 · Microsoft · Windows 11 +4

Name of the Vulnerable Software and Affected Versions: Windows versions prior to the April 2025 security updates Windows 10 versions prior to the April 2025 security updates Windows 11 versions prior to the April 2025 security updates Windows Server 2016 and higher versions prior to the April 202...

New security features in Windows 11 protect users and empower IT

While attacks are getting more sophisticated, so are our defenses. With recent innovations like secured-core PCs that are 60 percent more resilient to malware than non-secured-core PCs,1 and the Microsoft Pluton Security Processor that adds more protection by isolating sensitive data like...