What is the CVSS score of CVE-2021-31967?

CVE-2021-31967 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.5%.

Is there a patch available for CVE-2021-31967?

Yes, a patch is available for CVE-2021-31967. Update the affected software to the latest version immediately.

Vp9 Video Extensions CVE-2021-31967

HIGH

2021-06-08 secure@microsoft.com

RCE Vp9 Video Extensions

7.8

CVSS 3.1 · Vendor: microsoft

Severity by source

Vendor (microsoft) PRIMARY

7.8 HIGH

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 08, 2021 - 23:15 cve.org

HIGH 7.8

DescriptionCVE.org

VP9 Video Extensions Remote Code Execution Vulnerability

AnalysisAI

VP9 Video Extensions Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.

Technical ContextAI

Affected products include: Microsoft Vp9 Video Extensions.

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.