ZDI-21-574: Microsoft SharePoint Server-Side Control Interpretation Conflict 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. By specifying a control using a non-canonical string, an unsafe server-side control can be instantiated. An attacker can leverage this vulnerability to execute code in the context of the service account.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-21-574?
The severity of ZDI-21-574 is classified as critical due to its potential for remote code execution.
How do I fix ZDI-21-574?
To fix ZDI-21-574, apply the latest security updates provided by Microsoft for SharePoint.
What are the potential impacts of exploiting ZDI-21-574?
Exploitation of ZDI-21-574 can allow an attacker to execute arbitrary code, potentially leading to data loss or server compromise.
Who is affected by ZDI-21-574?
Organizations using affected versions of Microsoft SharePoint with authentication enabled may be vulnerable to ZDI-21-574.
Is authentication required to exploit ZDI-21-574?
Yes, authentication is required to exploit ZDI-21-574, making it a targeted attack against authenticated users.