CVE-2021-40484: Microsoft SharePoint Server Spoofing Vulnerability
Published Oct 13, 2021
·Updated
Microsoft SharePoint Server Spoofing Vulnerability
Affected Software
3 affected components
Microsoft SharePoint Enterprise Server=2016
Microsoft SharePoint Foundation=2013-sp1
Microsoft SharePoint Server=2019
Remediation
Event History
Oct 13, 2021
CVE Published
via MITRE·12:27 AM
Data Sourced
via MITRE·12:27 AM
DescriptionSeverity
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is CVE-2021-40484?
CVE-2021-40484 is a spoofing vulnerability in Microsoft SharePoint Server.
2
Which versions of Microsoft SharePoint Server are affected by CVE-2021-40484?
CVE-2021-40484 affects Microsoft SharePoint Server 2016, Microsoft SharePoint Foundation 2013 SP1, and Microsoft SharePoint Server 2019.
3
What is the severity of CVE-2021-40484?
The severity of CVE-2021-40484 is rated as high with a severity value of 7.6.
4
How does CVE-2021-40484 work?
CVE-2021-40484 allows an attacker to spoof content on a SharePoint site, potentially leading to social engineering or phishing attacks.
5
What should I do to protect against CVE-2021-40484?
To protect against CVE-2021-40484, apply the necessary security updates provided by Microsoft and follow their recommended mitigation steps.