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CVE-2020-17051— Windows Network File System Remote Code Execution Vulnerability

Quick assessment

Affected

Microsoft Windows Server version 20H2

Exploitation

High exploitation probability; assess promptly

Recommended action

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

Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Windows 网络文件系统存在安全漏洞,目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响:Windows Server 2012 R2 (Server Core installation),Windows Server 2012 R2 (Server Core installation),Windows Server 2012 R2,Windows Server 2012

CVSS 9.8 · Critical EPSS 10.62% · P96 Updated Feb 24, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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I. Basic Information for CVE-2020-17051

Vulnerability Information

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Vulnerability Title

Windows Network File System Remote Code Execution Vulnerability

Source: CVE Program / CVE List V5

Vulnerability Description

Windows Network File System Remote Code Execution Vulnerability

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/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 安全漏洞

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 Server version 20H2	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_20H2::::::::`
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 Server, version 1909 (Server Core installation)	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_1909::::::::`
Microsoft	Windows Server, version 1903 (Server Core installation)	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_1903::::::::`
Microsoft	Windows Server version 2004	10.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2004::::::::`
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 Server 2008 Service Pack 2	6.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2008_sp2:::::::x64:*`
Microsoft	Windows Server 2008 Service Pack 2 (Server Core installation)	6.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2008_sp2:::::::x64:*`
Microsoft	Windows Server 2008 Service Pack 2	6.0.0 ~ publication	`cpe:2.3:o:microsoft:windows_server_2008_sp2:::::::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-2020-17051

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2020-17051

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Vendor Advisories for CVE-2020-17051 (1)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17051 x_refsource_MISC

https://www.cve.org/CVERecord?id=CVE-2020-17051

Same Patch Batch · Microsoft · 2020-11-11 · 112 CVEs total

CVE-2020-17061	8.8 HIGH	Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2020-17042	8.8 HIGH	Windows Print Spooler Remote Code Execution Vulnerability
CVE-2020-17084	8.5 HIGH	Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2020-16970	8.1 HIGH	Azure Sphere Unsigned Code Execution Vulnerability
CVE-2020-17016	8.0 HIGH	Microsoft SharePoint Server Spoofing Vulnerability
CVE-2020-17066	7.8 HIGH	Microsoft Excel Remote Code Execution Vulnerability
CVE-2020-17026	7.8 HIGH	Windows Remote Access Elevation of Privilege Vulnerability
CVE-2020-17067	7.8 HIGH	Microsoft Excel Security Feature Bypass Vulnerability
CVE-2020-17068	7.8 HIGH	Windows GDI+ Remote Code Execution Vulnerability
CVE-2020-17064	7.8 HIGH	Microsoft Excel Remote Code Execution Vulnerability
CVE-2020-17065	7.8 HIGH	Microsoft Excel Remote Code Execution Vulnerability
CVE-2020-17062	7.8 HIGH	Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability
CVE-2020-17010	7.8 HIGH	Win32k Elevation of Privilege Vulnerability
CVE-2020-17055	7.8 HIGH	Windows Remote Access Elevation of Privilege Vulnerability
CVE-2020-17012	7.8 HIGH	Windows Bind Filter Driver Elevation of Privilege Vulnerability
CVE-2020-17011	7.8 HIGH	Windows Port Class Library Elevation of Privilege Vulnerability
CVE-2020-17014	7.8 HIGH	Windows Print Spooler Elevation of Privilege Vulnerability
CVE-2020-17034	7.8 HIGH	Windows Remote Access Elevation of Privilege Vulnerability
CVE-2020-17031	7.8 HIGH	Windows Remote Access Elevation of Privilege Vulnerability
CVE-2020-17032	7.8 HIGH	Windows Remote Access Elevation of Privilege Vulnerability

Showing top 20 of 112 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows Server version 20H2

Same vendor: Microsoft

V. Comments for CVE-2020-17051

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

CVE-2020-17051— Windows Network File System Remote Code Execution Vulnerability

Quick assessment

Possible ATT&CK Techniques 1 AI

I. Basic Information for CVE-2020-17051

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-2020-17051

III. Intelligence Information for CVE-2020-17051

Vendor Advisories for CVE-2020-17051 (1)

Same Patch Batch · Microsoft · 2020-11-11 · 112 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2020-17051

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