title: Microsoft SharePoint Server Remote Code Execution Vulnerability
description: <p>A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls. An authenticated attacker who successfully exploited the vulnerability could use a specially crafted page to perform actions in the security context of the SharePoint application pool process.</p>
<p>To exploit the vulnerability, an authenticated user must create and invoke a specially crafted page on an affected version of Microsoft SharePoint Server.</p>
<p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles processing of created content.</p>
problem types: Remote Code Execution
affected:
{
vendor: Microsoft
product: Microsoft SharePoint Enterprise Server 2016
cpes: cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*
platforms: x64-based Systems
versions:
version: 16.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft SharePoint Enterprise Server 2013 Service Pack 1
cpes: cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:enterprise:*:*:*
platforms: x64-based Systems
versions:
version: 15.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft SharePoint Server 2019
cpes: cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*
platforms: x64-based Systems
versions:
version: 16.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft SharePoint Foundation 2010 Service Pack 2
cpes: cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:foundation:*:*:*
platforms: Unknown
versions:
version: 13.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft SharePoint Foundation 2013 Service Pack 1
cpes: cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*
platforms: x64-based Systems
versions:
version: 15.0.0, lessThan: publication, versionType: custom, status: affected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
baseSeverity: HIGH
baseScore: 8.6
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L/E:P/RL:O/RC:C
]