What is the CVSS score of CVE-2021-43211?

CVE-2021-43211 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.7%.

Is there a patch available for CVE-2021-43211?

Yes, a patch is available for CVE-2021-43211. Update the affected software to the latest version immediately.

Windows 10 Update Assistant CVE-2021-43211

MEDIUM

Improper Privilege Management (CWE-269)

2021-11-24 secure@microsoft.com

Microsoft Privilege Escalation Windows 10 Update Assistant

5.5

CVSS 3.1 · Vendor: microsoft

Severity by source

Vendor (microsoft) PRIMARY

5.5 MEDIUM

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

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

CVSS VectorVendor: microsoft

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Nov 24, 2021 - 01:15 cve.org

MEDIUM 5.5

DescriptionCVE.org

Windows 10 Update Assistant Elevation of Privilege Vulnerability

AnalysisAI

Windows 10 Update Assistant Elevation of Privilege Vulnerability. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Improper Privilege Management vulnerability could allow attackers to escalate privileges to gain unauthorized elevated access.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. Windows 10 Update Assistant Elevation of Privilege Vulnerability Affected products include: Microsoft Windows 10 Update Assistant.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply principle of least privilege, validate privilege transitions, implement proper role separation.