CVE-2020-1181: Microsoft SharePoint Server Web Part Remote Code Execution Vulnerability
A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls, aka 'Microsoft SharePoint Server Remote Code Execution Vulnerability'.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint Server. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of Web Parts. When creating a SharePoint page, an attacker can upload XML containing an arbitrary Web Part definition. An attacker can leverage this vulnerability to execute code in the context of the service account.
Affected Software
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Event History
Frequently Asked Questions
What is CVE-2020-1181?
CVE-2020-1181 is a vulnerability in Microsoft SharePoint Server that allows remote attackers to execute arbitrary code.
What is the severity of CVE-2020-1181?
The severity of CVE-2020-1181 is high, with a severity value of 8.8.
How does CVE-2020-1181 impact Microsoft SharePoint Server 2016?
CVE-2020-1181 impacts Microsoft SharePoint Server 2016 installations.
How can an attacker exploit CVE-2020-1181?
An attacker can exploit CVE-2020-1181 by uploading a malicious Web Part when creating a SharePoint page.
How can I fix CVE-2020-1181?
To fix CVE-2020-1181, apply the security updates provided by Microsoft.