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CVE-2021-24104— Microsoft SharePoint Server Spoofing 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 SharePoint 存在输入验证错误漏洞。以下产品和版本受到影响:Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Server 2019,Microsoft SharePoint Foundation 201

CVSS 4.6 · Medium EPSS 1.37% · P70

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle

Affected Version Matrix 3

VendorProduct Version RangeStatus
Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.0< 16.0.5134.1000 affected
Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1 15.0.0< 15.0.5327.1000 affected
Microsoft Microsoft SharePoint Server 2019 16.0.0< 16.0.10372.20000 affected
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I. Basic Information for CVE-2021-24104

Vulnerability Information

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Vulnerability Title
Microsoft SharePoint Server Spoofing Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Microsoft SharePoint Server Spoofing Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft SharePoint 输入验证错误漏洞
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 SharePoint 存在输入验证错误漏洞。以下产品和版本受到影响:Microsoft SharePoint Enterprise Server 2016,Microsoft SharePoint Server 2019,Microsoft SharePoint Foundation 201
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 ~ 16.0.5134.1000 -
Microsoft Microsoft SharePoint Foundation 2013 Service Pack 1 15.0.0 ~ 15.0.5327.1000 -
Microsoft Microsoft SharePoint Server 2019 16.0.0 ~ 16.0.10372.20000 -

II. Public POCs for CVE-2021-24104

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III. Intelligence Information for CVE-2021-24104

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Vendor Advisories for CVE-2021-24104 (2)

Same Patch Batch · Microsoft · 2021-03-11 · 80 CVEs total

CVE-2021-26867 9.9 CRITICAL Windows Hyper-V Remote Code Execution Vulnerability
CVE-2021-26877 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2021-26897 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2021-26893 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2021-26894 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2021-26895 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2021-27080 9.3 CRITICAL Azure Sphere Unsigned Code Execution Vulnerability
CVE-2021-26865 8.8 HIGH Windows Container Execution Agent Elevation of Privilege Vulnerability
CVE-2021-27085 8.8 HIGH Internet Explorer Remote Code Execution Vulnerability
CVE-2021-26411 8.8 HIGH Internet Explorer Memory Corruption Vulnerability
CVE-2021-26876 8.8 HIGH OpenType Font Parsing Remote Code Execution Vulnerability
CVE-2021-27076 8.8 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2021-26864 8.4 HIGH Windows Virtual Registry Provider Elevation of Privilege Vulnerability
CVE-2021-26890 7.8 HIGH Application Virtualization Remote Code Execution Vulnerability
CVE-2021-26860 7.8 HIGH Windows App-V Overlay Filter Elevation of Privilege Vulnerability
CVE-2021-26885 7.8 HIGH Windows WalletService Elevation of Privilege Vulnerability
CVE-2021-26887 7.8 HIGH Microsoft Windows Folder Redirection Elevation of Privilege Vulnerability
CVE-2021-26889 7.8 HIGH Windows Update Stack Elevation of Privilege Vulnerability
CVE-2021-27057 7.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2021-27061 7.8 HIGH HEVC Video Extensions Remote Code Execution Vulnerability

Showing top 20 of 80 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

V. Comments for CVE-2021-24104

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