CVE-2021-34516— Microsoft Win32k 输入验证错误漏洞
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I. CVE-2021-34516の基本情報
脆弱性情報
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脆弱性タイトル
Win32k Elevation of Privilege Vulnerability
ソース: NVD (National Vulnerability Database)
脆弱性説明
Win32k Elevation of Privilege Vulnerability
ソース: NVD (National Vulnerability Database)
CVSS情報
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
ソース: NVD (National Vulnerability Database)
脆弱性タイプ
N/A
ソース: NVD (National Vulnerability Database)
脆弱性タイトル
Microsoft Win32k 输入验证错误漏洞
ソース: CNNVD (China National Vulnerability Database)
脆弱性説明
Microsoft Win32k是美国微软（Microsoft）公司的一个用于Windows多用户管理的系统文件。 Microsoft Win32K 存在输入验证错误漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Server 2019,
ソース: CNNVD (China National Vulnerability Database)
CVSS情報
N/A
ソース: CNNVD (China National Vulnerability Database)
脆弱性タイプ
N/A
ソース: CNNVD (China National Vulnerability Database)
影響を受ける製品
| ベンダー | プロダクト | 影響を受けるバージョン | CPE | 購読 |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.0 ~ 10.0.17763.2061 | cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2019 | 10.0.0 ~ 10.0.17763.2061 | cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2061:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 ~ 10.0.17763.2061 | cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2061:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1909 | 10.0.0 ~ 10.0.18363.1679 | cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x86:* | |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 ~ 10.0.19043.1110 | cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x64:* | |
| Microsoft | Windows 10 Version 2004 | 10.0.0 ~ 10.0.19041.1110 | cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1110:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server version 2004 | 10.0.0 ~ 10.0.19041.1110 | cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1110:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 ~ 10.0.19042.1110 | cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server version 20H2 | 10.0.0 ~ 10.0.19042.1110 | cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1110:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 1507 | 10.0.0 ~ 10.0.10240.19003 | cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19003:*:*:*:*:*:x86:* | |
| Microsoft | Windows 10 Version 1607 | 10.0.0 ~ 10.0.14393.4530 | cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2016 | 10.0.0 ~ 10.0.14393.4530 | cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4530:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 ~ 10.0.14393.4530 | cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4530:*:*:*:*:*:*:* | |
| Microsoft | Windows 7 | 6.1.0 ~ 6.1.7601.25661 | cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x86:* | |
| Microsoft | Windows 7 Service Pack 1 | 6.1.0 ~ 6.1.7601.25661 | cpe:2.3:o:microsoft:windows_7:6.1.7601.25661:sp1:*:*:*:*:x64:* | |
| Microsoft | Windows 8.1 | 6.3.0 ~ 6.3.9600.20069 | cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 ~ 6.0.6003.21167 | cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21167:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.0 ~ 6.0.6003.21167 | cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21167:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 ~ 6.0.6003.21167 | cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21167:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.0 ~ 6.1.7601.25661 | cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25661:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.0.0 ~ 6.1.7601.25661 | cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25661:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 | 6.2.0 ~ 6.2.9200.23409 | cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23409:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 ~ 6.2.9200.23409 | cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23409:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 R2 | 6.3.0 ~ 6.3.9600.20069 | cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20069:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.0 ~ 6.3.9600.20069 | cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20069:*:*:*:*:*:x64:* |
II. CVE-2021-34516の公開POC
| # | POC説明 | ソースリンク | Shenlongリンク |
|---|
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公開POCは見つかりませんでした。
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- https://www.zerodayinitiative.com/advisories/ZDI-21-1013/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1012/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1006/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1022/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1008/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1011/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1015/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1010/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1020/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-895/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1014/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1009/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1021/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1016/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1005/x_refsource_MISC
- ZDI-21-1004 | Zero Day Initiativex_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1017/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1019/x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-21-1018/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-34516
Same Patch Batch · Microsoft · 2021-07-14 · 90 CVEs total
| CVE-2021-34473 | 9.1 CRITICAL | Microsoft Exchange Server Remote Code Execution Vulnerability |
| CVE-2021-34523 | 9.0 CRITICAL | Microsoft Exchange Server Elevation of Privilege Vulnerability |
| CVE-2021-34494 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-33756 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33752 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33750 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33749 | 8.8 HIGH | Windows DNS Snap-in Remote Code Execution Vulnerability |
| CVE-2021-33780 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-34508 | 8.8 HIGH | Windows Kernel Remote Code Execution Vulnerability |
| CVE-2021-34525 | 8.8 HIGH | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-34469 | 8.2 HIGH | Microsoft Office Security Feature Bypass Vulnerability |
| CVE-2021-33767 | 8.2 HIGH | Open Enclave SDK Elevation of Privilege Vulnerability |
| CVE-2021-34492 | 8.1 HIGH | Windows Certificate Spoofing Vulnerability |
| CVE-2021-33779 | 8.1 HIGH | Windows AD FS Security Feature Bypass Vulnerability |
| CVE-2021-33786 | 8.1 HIGH | Windows LSA Security Feature Bypass Vulnerability |
| CVE-2021-34520 | 8.1 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2021-33781 | 8.1 HIGH | Azure AD Security Feature Bypass Vulnerability |
| CVE-2021-33768 | 8.0 HIGH | Microsoft Exchange Server Elevation of Privilege Vulnerability |
| CVE-2021-34474 | 8.0 HIGH | Dynamics Business Central Remote Code Execution Vulnerability |
| CVE-2021-34470 | 8.0 HIGH | Microsoft Exchange Server Elevation of Privilege Vulnerability |
Showing 20 of 90 CVEs. View all on vendor page →
IV. 関連脆弱性
同じ製品: Windows 10 Version 1809
- CVE-2026-32163
Windows User Interface Core Elevation of Privilege Vulnerabi - CVE-2026-32162
Windows COM Elevation of Privilege Vulnerability - CVE-2026-32153
Windows Speech Runtime Elevation of Privilege Vulnerability - CVE-2026-32088
Windows Biometric Service Security Feature Bypass Vulnerabil - CVE-2026-32078
Windows Projected File System Elevation of Privilege Vulnera
同じベンダー: Microsoft
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
V. CVE-2021-34516へのコメント
まだコメントはありません