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 5.5 Medium
Windows Remote Access Connection Manager Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-126
- CVSS 7.8 High
Win32k Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Windows Common Log File System Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows DWM Core Library Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Windows Cloud Files Mini Filter Driver Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.0 High
Windows Search Service Elevation of Privilege Vulnerability
- Microsoft Windows Server 2022
- Microsoft Windows 11 version 21H2
- Path traversal
- CVSS 7.8 High
Windows DWM Core Library Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows CNG Key Isolation Service Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 7.8 High
Win32k Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
NTFS Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Common Log File System Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 7.8 High
Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.4 Medium
Windows Mark of the Web Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-693
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.1 High
Windows Cryptographic Services Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Kernel Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Path traversal
- CVSS 8.8 High
Windows Hyper-V Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Windows Cryptographic Services Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 7.5 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-197
- CVSS 5.5 Medium
Windows DWM Core Library Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- 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 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- 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 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- 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 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 6.8 Medium
Windows Mobile Broadband Driver Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Common Log File System Driver Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.1 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Race condition
- CVSS 7.8 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Storage Elevation of Privilege Vulnerability
- Microsoft Windows Server 2022
- Microsoft Windows 11 version 21H2
- Privilege escalation
- CVSS 5.5 Medium
Windows Remote Access Connection Manager Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-126
- CVSS 6.8 Medium
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-20
- CVSS 8.0 High
Secure Boot Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.7 Medium
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
- CWE-20
- CVSS 7.8 High
Windows Telephony Server Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 HighCritical · CVSS 7+ and EPSS
Windows Telephony Server Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.8 High
Windows Cryptographic Services Security Feature Bypass Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-310
- CVSS 5.5 Medium
Windows Remote Access Connection Manager Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Microsoft WDAC SQL Server ODBC Driver Remote Code Execution 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
- Memory corruption
- CVSS 7.2 High
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 5.5 Medium
Windows Remote Access Connection Manager Information Disclosure Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 7.0 High
Windows Telephony Server Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- CWE-591
- CVSS 7.8 High
Windows Defender Credential Guard Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 6.7 Medium
Proxy Driver Spoofing Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Broken access control
- CVSS 7.8 High
Windows CSC Service Elevation of Privilege Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption
- CVSS 8.8 High
Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2019
- Memory corruption