Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%

Buy Us a Coffee

CVE-2021-27096— NTFS Elevation of Privilege Vulnerability

Quick assessment

Affected

Microsoft Windows 10 Version 1803

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows NTFS是美国微软（Microsoft）公司的一个为计算机文件服务的文件系统。该文件系统具有错误预警功能、磁盘自我修复功能和日志功能。 NTFS 存在安全漏洞，该漏洞源于权限提升。

CVSS 7.8 · High EPSS 0.56% · P45 Updated Feb 25, 2026

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-27096

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

NTFS Elevation of Privilege Vulnerability

Source: CVE Program / CVE List V5

Vulnerability Description

NTFS Elevation of Privilege Vulnerability

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

N/A

Source: CVE Program / CVE List V5

Vulnerability Title

Microsoft Windows NTFS 权限许可和访问控制问题漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE
Microsoft	Windows 10 Version 1803	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*`
Microsoft	Windows 10 Version 1809	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1809:::::::x86:*`
Microsoft	Windows Server 2019	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2019::::::::`
Microsoft	Windows Server 2019 (Server Core installation)	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2019::::::::`
Microsoft	Windows 10 Version 1909	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1909:::::::x86:*`
Microsoft	Windows Server, version 1909 (Server Core installation)	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_1909::::::::`
Microsoft	Windows 10 Version 2004	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*`
Microsoft	Windows Server version 2004	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2004::::::::`
Microsoft	Windows 10 Version 20H2	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_20H2:::::::x86:*`
Microsoft	Windows Server version 20H2	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_20H2::::::::`
Microsoft	Windows 10 Version 1507	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1507:::::::x86:*`
Microsoft	Windows 10 Version 1607	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_10_1607:::::::x86:*`
Microsoft	Windows Server 2016	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2016::::::::`
Microsoft	Windows Server 2016 (Server Core installation)	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2016::::::::`
Microsoft	Windows 7	6.1.0 ~ publication	`cpe:2.3:o:microsoft:windows_7::sp1:::::x86:`
Microsoft	Windows 7 Service Pack 1	6.1.0 ~ publication	`cpe:2.3:o:microsoft:windows_7::sp1:::::x64:`
Microsoft	Windows 8.1	6.3.0 ~ publication	`cpe:2.3:o:microsoft:windows_8.1:::::::x86:*`
Microsoft	Windows Server 2008 R2 Service Pack 1	6.1.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2008_R2:::::::x64:*`
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	6.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2008_R2:::::::x64:*`
Microsoft	Windows Server 2012	6.2.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2012:::::::x64:*`
Microsoft	Windows Server 2012 (Server Core installation)	6.2.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2012:::::::x64:*`
Microsoft	Windows Server 2012 R2	6.3.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2012_R2:::::::x64:*`
Microsoft	Windows Server 2012 R2 (Server Core installation)	6.3.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2012_R2:::::::x64:*`

II. Public POCs for CVE-2021-27096

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2021-27096

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-27096 (1)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27096 x_refsource_MISC

https://www.cve.org/CVERecord?id=CVE-2021-27096

Same Patch Batch · Microsoft · 2021-04-13 · 108 CVEs total

CVE-2021-28481	9.8 CRITICAL	Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2021-28480	9.8 CRITICAL	Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2021-28483	9.0 CRITICAL	Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2021-28327	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28345	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28329	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28330	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28331	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28332	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28333	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28334	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28335	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28336	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28337	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28338	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28339	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28340	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28356	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28357	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2021-28358	8.8 HIGH	Remote Procedure Call Runtime Remote Code Execution Vulnerability

Showing top 20 of 108 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1803

Same vendor: Microsoft

V. Comments for CVE-2021-27096

No comments yet

Goal Reached Thanks to every supporter — we hit 100%!

CVE-2021-27096— NTFS Elevation of Privilege Vulnerability

Quick assessment

Possible ATT&CK Techniques 1 AI

I. Basic Information for CVE-2021-27096

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2021-27096

III. Intelligence Information for CVE-2021-27096

Vendor Advisories for CVE-2021-27096 (1)

Same Patch Batch · Microsoft · 2021-04-13 · 108 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2021-27096

Leave a comment