Microsoft Windows 11 Version 21H2 vulnerabilities

1,560 known vulnerabilities affecting microsoft/windows_11_version_21h2.

Total CVEs
1,560
CISA KEV
67
actively exploited
Public exploits
24
Exploited in wild
77
Severity breakdown
CRITICAL51HIGH1137MEDIUM368LOW4

Vulnerabilities

Page 48 of 78
CVE-2023-21730HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21730 [HIGH] CWE-190 CVE-2023-21730: Microsoft Cryptographic Services Elevation of Privilege Vulnerability Microsoft Cryptographic Services Elevation of Privilege Vulnerability
nvd
CVE-2023-21676HIGHCVSS 8.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21676 [HIGH] CVE-2023-21676: Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
nvd
CVE-2023-21760HIGHCVSS 7.1≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21760 [HIGH] CWE-59 CVE-2023-21760: Windows Print Spooler Elevation of Privilege Vulnerability Windows Print Spooler Elevation of Privilege Vulnerability
nvd
CVE-2023-21556HIGHCVSS 8.1≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21556 [HIGH] CWE-191 CVE-2023-21556: Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability
nvd
CVE-2023-21532HIGHCVSS 7.0≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21532 [HIGH] CWE-416 Windows GDI Elevation of Privilege Vulnerability Windows GDI Elevation of Privilege Vulnerability Windows GDI Elevation of Privilege Vulnerability
cvelistv5
CVE-2023-21750HIGHCVSS 7.1≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21750 [HIGH] CWE-284 CVE-2023-21750: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability
nvd
CVE-2023-21549HIGHCVSS 8.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21549 [HIGH] CWE-285 CVE-2023-21549: Windows SMB Witness Service Elevation of Privilege Vulnerability Windows SMB Witness Service Elevation of Privilege Vulnerability
nvd
CVE-2023-21535HIGHCVSS 8.1≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21535 [HIGH] CWE-591 CVE-2023-21535: Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability
nvd
CVE-2023-21555HIGHCVSS 8.1≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21555 [HIGH] CWE-367 CVE-2023-21555: Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability
nvd
CVE-2023-21680HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21680 [HIGH] CWE-416 CVE-2023-21680: Windows Win32k Elevation of Privilege Vulnerability Windows Win32k Elevation of Privilege Vulnerability
nvd
CVE-2023-21561HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21561 [HIGH] CWE-190 CVE-2023-21561: Microsoft Cryptographic Services Elevation of Privilege Vulnerability Microsoft Cryptographic Services Elevation of Privilege Vulnerability
nvd
CVE-2023-21754HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21754 [HIGH] CWE-190 CVE-2023-21754: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability
nvd
CVE-2023-21552HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21552 [HIGH] CWE-416 Windows GDI Elevation of Privilege Vulnerability Windows GDI Elevation of Privilege Vulnerability Windows GDI Elevation of Privilege Vulnerability
cvelistv5
CVE-2023-21524HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21524 [HIGH] CWE-798 CVE-2023-21524: Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability
nvd
CVE-2023-21537HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21537 [HIGH] CWE-367 CVE-2023-21537: Microsoft Message Queuing (MSMQ) Elevation of Privilege Vulnerability Microsoft Message Queuing (MSMQ) Elevation of Privilege Vulnerability
nvd
CVE-2023-21674HIGHCVSS 8.8KEV≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21674 [HIGH] CWE-416 CVE-2023-21674: Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability
nvd
CVE-2023-21739HIGHCVSS 7.0≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21739 [HIGH] CWE-591 CVE-2023-21739: Windows Bluetooth Driver Elevation of Privilege Vulnerability Windows Bluetooth Driver Elevation of Privilege Vulnerability
nvd
CVE-2023-21772HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21772 [HIGH] CWE-125 CVE-2023-21772: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability
nvd
CVE-2023-21527HIGHCVSS 7.5≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21527 [HIGH] CWE-191 CVE-2023-21527: Windows iSCSI Service Denial of Service Vulnerability Windows iSCSI Service Denial of Service Vulnerability
nvd
CVE-2023-21748HIGHCVSS 7.8≥ 10.0.0, < 10.0.22000.14552023-01-10
CVE-2023-21748 [HIGH] CVE-2023-21748: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability
nvd
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