What is the CVSS score of CVE-2021-27076?

CVE-2021-27076 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 14.4%.

Is there a patch available for CVE-2021-27076?

Yes, a patch is available for CVE-2021-27076. Update the affected software to the latest version immediately.

Business Productivity Servers CVE-2021-27076

HIGH

2021-03-11 secure@microsoft.com

Microsoft RCE Business Productivity Servers Sharepoint Foundation Sharepoint Server

8.8

CVSS 3.1 · Vendor: microsoft

Severity by source

Vendor (microsoft) PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 11, 2021 - 16:15 cve.org

HIGH 8.8

DescriptionCVE.org

Microsoft SharePoint Server Remote Code Execution Vulnerability

AnalysisAI

Microsoft SharePoint Server Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

Microsoft SharePoint Server Remote Code Execution Vulnerability Affected products include: Microsoft Business Productivity Servers, Microsoft Sharepoint Foundation, Microsoft Sharepoint Server.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.