CVE-2021-38652 : Vulnerability Insights and Analysis

Microsoft SharePoint Server Spoofing Vulnerability was published on September 15, 2021. It affects Microsoft SharePoint Enterprise Server 2016 and Microsoft SharePoint Foundation 2013 Service Pack 1 on x64-based Systems.

Understanding CVE-2021-38652

This CVE addresses a spoofing vulnerability in Microsoft SharePoint Server.

What is CVE-2021-38652?

CVE-2021-38652 is a spoofing vulnerability that impacts Microsoft SharePoint Server.

The Impact of CVE-2021-38652

The vulnerability has a CVSS base severity rating of HIGH (7.6), indicating a significant security risk that could lead to unauthorized access and spoofing attacks.

Technical Details of CVE-2021-38652

The technical details of CVE-2021-38652 include:

Vulnerability Description

The vulnerability allows attackers to spoof content and potentially deceive users or gain unauthorized access.

Affected Systems and Versions

Microsoft SharePoint Enterprise Server 2016 version 16.0.0 is affected, with a version less than 5215.1000 being vulnerable. Similarly, Microsoft SharePoint Foundation 2013 Service Pack 1 version 15.0.0 is impacted, with a version less than 5381.1000 being vulnerable.

Exploitation Mechanism

Attackers can exploit this vulnerability to perform spoofing attacks and manipulate user interactions.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-38652, consider the following steps:

Immediate Steps to Take

Apply security updates and patches provided by Microsoft.
Monitor for any suspicious activities or unauthorized access.

Long-Term Security Practices

Implement strong authentication mechanisms and access controls.
Conduct regular security audits and assessments.

Patching and Updates

Regularly update your Microsoft SharePoint servers with the latest security patches to prevent exploitation of this vulnerability.