What is the CVSS score of CVE-2021-43907?

CVE-2021-43907 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.8%.

Is there a patch available for CVE-2021-43907?

Yes, a patch is available for CVE-2021-43907. Update the affected software to the latest version immediately.

Windows Subsystem For Linux CVE-2021-43907

CRITICAL

2021-12-15 secure@microsoft.com

RCE Windows Subsystem For Linux

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 15, 2021 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

Visual Studio Code WSL Extension Remote Code Execution Vulnerability

AnalysisAI

Visual Studio Code WSL Extension Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

Visual Studio Code WSL Extension Remote Code Execution Vulnerability Affected products include: Microsoft Windows Subsystem For Linux.

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.