CVE-2021-36940: Microsoft SharePoint Server Spoofing Vulnerability

Published Aug 10, 2021
·
Updated

Microsoft SharePoint Server Spoofing Vulnerability

Affected Software

6 affected componentsFixes available
Microsoft SharePoint Enterprise Server=2013-sp1
Microsoft SharePoint Enterprise Server=2016
Microsoft SharePoint Server=2019
Microsoft SharePoint Enterprise Server 2013<15.0.5371.1000
15.0.5371.1000
Microsoft SharePoint Enterprise Server 2016<16.0.5200.1000
16.0.5200.1000
Microsoft SharePoint Server 2019<16.0.10377.20000
16.0.10377.20000

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 15.0.5371.1000Patch KB4011600
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.5200.1000Patch KB5002002
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.10377.20000Patch KB5002000

Event History

Aug 10, 2021
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
Aug 12, 2021
CVE Published
via MITRE·06:12 PM
Data Sourced
via MITRE·06:12 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is CVE-2021-36940?

CVE-2021-36940 is a spoofing vulnerability in Microsoft SharePoint Server.

2

How severe is CVE-2021-36940?

CVE-2021-36940 has a severity rating of medium, with a score of 4.3.

3

Which versions of Microsoft SharePoint Server are affected by CVE-2021-36940?

Microsoft SharePoint Enterprise Server 2013 SP1, 2016, and SharePoint Server 2019 are affected by CVE-2021-36940.

4

What is the impact of CVE-2021-36940?

CVE-2021-36940 allows an attacker to spoof content and execute phishing attacks.

5

Is there a fix available for CVE-2021-36940?

Yes, Microsoft has released security updates to address CVE-2021-36940. It is recommended to apply the latest updates as soon as possible.

Contact

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