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CVE-2021-31963— Microsoft SharePoint Server Remote Code Execution Vulnerability

Quick assessment

Affected
Microsoft Microsoft SharePoint Enterprise Server 2016
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 SharePoint是美国微软（Microsoft）公司的一套企业业务协作平台。该平台用于对业务信息进行整合，并能够共享工作、与他人协同工作、组织项目和工作组、搜索人员和信息。 Microsoft Office SharePoint存在代码注入漏洞。以下产品和版本受到影响：Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Enterprise Server 2013 Service Pack 1,Micro

CVSS 7.1 · High EPSS 2.12% · P81

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-31963

Vulnerability Information
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Vulnerability Title
Microsoft SharePoint Server Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft SharePoint Server Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Office SharePoint 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft SharePoint是美国微软（Microsoft）公司的一套企业业务协作平台。该平台用于对业务信息进行整合，并能够共享工作、与他人协同工作、组织项目和工作组、搜索人员和信息。 Microsoft Office SharePoint存在代码注入漏洞。以下产品和版本受到影响：Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Enterprise Server 2013 Service Pack 1,Micro
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 Subscribe
Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.0 ~ 16.0.5173.1000 cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
Microsoft Microsoft SharePoint Enterprise Server 2013 Service Pack 1 15.0.0 ~ 15.0.5353.1000 cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:enterprise:*:*:*
Microsoft Microsoft SharePoint Server 2019 16.0.0 ~ 16.0.10375.20000 cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1 15.0.0 ~ 15.0.5353.1000 cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*

II. Public POCs for CVE-2021-31963

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III. Intelligence Information for CVE-2021-31963

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Vendor Advisories for CVE-2021-31963 (1)

Same Patch Batch · Microsoft · 2021-06-08 · 50 CVEs total

CVE-2021-31962 9.4 CRITICAL Kerberos AppContainer Security Feature Bypass Vulnerability
CVE-2021-31977 8.6 HIGH Windows Hyper-V Denial of Service Vulnerability
CVE-2021-33739 8.4 HIGH Microsoft DWM Core Library Elevation of Privilege Vulnerability
CVE-2021-33741 8.2 HIGH Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
CVE-2021-31980 8.1 HIGH Microsoft Intune Management Extension Remote Code Execution Vulnerability
CVE-2021-31969 7.8 HIGH Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
CVE-2021-31942 7.8 HIGH 3D Viewer Remote Code Execution Vulnerability
CVE-2021-1675 7.8 HIGH Windows Print Spooler Remote Code Execution Vulnerability
CVE-2021-31967 7.8 HIGH VP9 Video Extensions Remote Code Execution Vulnerability
CVE-2021-31940 7.8 HIGH Microsoft Office Graphics Remote Code Execution Vulnerability
CVE-2021-31939 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-31941 7.8 HIGH Microsoft Office Graphics Remote Code Execution Vulnerability
CVE-2021-31943 7.8 HIGH 3D Viewer Remote Code Execution Vulnerability
CVE-2021-31956 7.8 HIGH Windows NTFS Elevation of Privilege Vulnerability
CVE-2021-31954 7.8 HIGH Windows Common Log File System Driver Elevation of Privilege Vulnerability
CVE-2021-31952 7.8 HIGH Windows Kernel-Mode Driver Elevation of Privilege Vulnerability
CVE-2021-31953 7.8 HIGH Windows Filter Manager Elevation of Privilege Vulnerability
CVE-2021-31951 7.8 HIGH Windows Kernel Elevation of Privilege Vulnerability
CVE-2021-31945 7.8 HIGH Paint 3D Remote Code Execution Vulnerability
CVE-2021-31946 7.8 HIGH Paint 3D Remote Code Execution Vulnerability

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Microsoft SharePoint Enterprise Server 2016
Same vendor: Microsoft

V. Comments for CVE-2021-31963

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