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CVE Number Vulnerability Product Severity Date
CVE-2019-1257 Microsoft SharePoint Remote Code Execution Vulnerability SharePoint Critical 10-09-2019

Technical Information

Brief overview of the risk:

A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the SharePoint application pool and the SharePoint server farm account.

Detailed Information on the risk:

Exploitation of this vulnerability requires that a user uploads a specially crafted SharePoint application package to an affected version of SharePoint.
The security update addresses the vulnerability by correcting how SharePoint checks the source markup of application packages.

Further information on this vulnerability is available at : CVE-2019-1257

Affected Software

Microsoft SharePoint Foundation 2010 Service Pack 2
Microsoft SharePoint Foundation 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Server 2019