ZDI-22-074: Microsoft SharePoint Server-Side Control Improper Input Validation Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of server-side controls. An unsafe server-side control can be instantiated if it is specified as a child of a permitted control. An attacker can leverage this vulnerability to execute code in the context of the service account.

Affected Software

1 affected component
Microsoft SharePoint

Event History

Feb 22, 2025
Advisory Published
via ZDI·03:03 PM

Frequently Asked Questions

1

What is the severity of ZDI-22-074?

The severity of ZDI-22-074 is critical, allowing remote code execution on vulnerable Microsoft SharePoint installations.

2

How do I fix ZDI-22-074?

To fix ZDI-22-074, ensure your Microsoft SharePoint installation is updated with the latest security patches provided by Microsoft.

3

What causes the ZDI-22-074 vulnerability?

ZDI-22-074 is caused by the handling of unsafe server-side controls within Microsoft SharePoint.

4

Is authentication required to exploit ZDI-22-074?

Yes, authentication is required to exploit the ZDI-22-074 vulnerability in Microsoft SharePoint.

5

What are the potential impacts of ZDI-22-074?

The potential impacts of ZDI-22-074 include arbitrary code execution, which could lead to full system compromise.

Contact

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