CVE/CVE-2025-3052: Difference between revisions
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PS C:\ | PS C:\> Get-HotFix | Where-Object {$_.HotFixID -match "KB5060*"} | ||
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Revision as of 08:26, 15 November 2025
CVE-2025-3052 – UEFI Secure Boot Bypass Vulnerability
What is CVE-2025-3052? CVE-2025-3052 is an arbitrary write vulnerability in UEFI firmware applications signed by Microsoft (e.g., DTBios, BiosFlashShell). It allows attackers to manipulate NVRAM variables and bypass Secure Boot, enabling execution of unauthorized code during system startup.
Check-UEFISecureBootVariables
cjee21/Check-UEFISecureBootVariables: PowerShell scripts to check the UEFI KEK, DB and DBX Secure Boot variables. https://github.com/cjee21/Check-UEFISecureBootVariables
Get-SecureBootUEFI https://learn.microsoft.com/en-us/powershell/module/secureboot/get-securebootuefi?view=windowsserver2025-ps
Quick Windows Patch Check
Get-HotFix | Where-Object {$_.HotFixID -match "KB5060*"}
Windows 10 LTSC Sample
PS C:\> Get-HotFix | Where-Object {$_.HotFixID -match "KB5060*"}
Source Description HotFixID InstalledBy InstalledOn
------ ----------- -------- ----------- -----------
MYWIN10 Security Update KB5065429 NT AUTHORITY\SYSTEM 11/15/2025 12:00:00 AM
MYWIN10 Update KB5063979 NT AUTHORITY\SYSTEM 9/26/2025 12:00:00 AM
Windows 11 Sample
PS C:\> Get-HotFix | Where-Object {$_.HotFixID -match "KB5060*"}
Source Description HotFixID InstalledBy InstalledOn
------ ----------- -------- ----------- -----------
MYWIN11 Update KB5067931 NT AUTHORITY\SYSTEM 10/29/2025 12:00:00 AM
MYWIN11 Security Update KB5068861 NT AUTHORITY\SYSTEM 11/13/2025 12:00:00 AM
MYWIN11 Update KB5067035 NT AUTHORITY\SYSTEM 10/29/2025 12:00:00 AM