Advisories · Technology
Microsoft Windows 11 version 21H2.
Every CVE that names Microsoft Windows 11 version 21H2 among its affected products, newest first. Vendors and products are as the CNA wrote them; check the affected versions on each record.
- CVSS 7.8 High
Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 5.5 Medium
Microsoft Local Security Authority (LSA) Server Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Microsoft Local Security Authority (LSA) Server Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
NTFS Elevation of Privilege Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- Memory corruption
- CVSS 8.8 High
Windows IP Routing Management Snapin Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Windows IP Routing Management Snapin Remote Code Execution Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- Memory corruption
- CVSS 8.8 High
Windows IP Routing Management Snapin Remote Code Execution Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- Memory corruption
- CVSS 7.8 HighCritical · KEVKEV
Windows Power Dependency Coordinator Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.0 HighCritical · KEVKEV
Windows Kernel Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-591
- CVSS 9.8 CriticalCritical · CVSS 9+, CVSS 7+ and EPSS
Windows TCP/IP Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.5 MediumCritical · KEVKEV
Windows Mark of the Web Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-693
- CVSS 9.8 CriticalCritical · CVSS 9+
Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 High
Windows Print Spooler Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-345
- CVSS 7.8 High
Windows Common Log File System Driver Elevation of Privilege Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- CWE-20
- CVSS 7.8 HighCritical · KEV, CVSS 7+ and EPSSKEV
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- Memory corruption
- CVSS 7.8 High
Kernel Streaming Service Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Race condition
- CVSS 7.8 High
Windows Kernel-Mode Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 HighCritical · KEV, CVSS 7+ and EPSSKEV
Scripting Engine Memory Corruption Vulnerability
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 10 Version 1809
- Memory corruption
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.3 High
Windows Update Stack Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Broken access control
- CVSS 6.7 Medium
Windows Secure Kernel Mode Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Broken access control
- CVSS 8.8 High
Windows Text Services Framework Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Broken access control
- CVSS 6.5 Medium
Windows Layer-2 Bridge Network Driver Denial of Service Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 6.5 Medium
Windows Layer-2 Bridge Network Driver Denial of Service Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Graphics Component Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 High
Xbox Wireless Adapter Remote Code Execution Vulnerability
- Microsoft Windows 11 version 21H2
- Microsoft Windows 11 version 22H2
- Memory corruption
- CVSS 7.8 High
Windows LockDown Policy (WLDP) Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-693
- CVSS 7.0 High
Windows Enroll Engine Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Weak cryptography or TLS
- CVSS 7.5 High
Windows Online Certificate Status Protocol (OCSP) Server Denial of Service Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Denial of service
- CVSS 6.8 Medium
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.8 Medium
BitLocker Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-693
- CVSS 7.8 High
Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Windows Layer-2 Bridge Network Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 7.8 High
Windows Workstation Service Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.6 Medium
Windows Distributed Transaction Coordinator Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Path traversal
- CVSS 6.5 Medium
Windows Network Driver Interface Specification (NDIS) Denial of Service Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
PowerShell Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 7.3 High
PowerShell Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 7.1 High
Microsoft Xbox Remote Code Execution Vulnerability
- Microsoft Windows 11 version 21H2
- Microsoft Windows 10 Version 21H2
- Memory corruption
- CVSS 6.5 Medium
Windows Themes Spoofing Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Information disclosure
- CVSS 7.2 High
Microsoft Windows Performance Data Helper Library Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.5 Medium
Windows Line Printer Daemon Service Denial of Service Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Denial of service
- CVSS 7.2 High
Microsoft Windows Performance Data Helper Library Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Microsoft Message Queuing Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Information disclosure
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-130
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-130
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-130
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-130
- CVSS 8.4 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows Server 2022
- Microsoft Windows 11 version 21H2
- Memory corruption
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Denial of service
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Remote Access Connection Manager Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-126
- CVSS 4.7 Medium
Windows Remote Access Connection Manager Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-126
- CVSS 8.8 High
Windows MultiPoint Services Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.8 Medium
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows Server 2022
- Microsoft Windows 11 version 21H2
- Memory corruption
- CVSS 7.5 HighCritical · KEV, CVSS 7+ and EPSSKEV
Windows MSHTML Platform Spoofing Vulnerability
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 Version 23H2
- CWE-451