CVE-2021-34471

Microsoft Defender Elevation of Privilege Vulnerability

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34471
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-08-12 18:15

Updated : 2026-08-10 16:17

NVD link : CVE-2021-34471

Mitre link : CVE-2021-34471

CVE.ORG link : CVE-2021-34471

JSON object : View

Products Affected

microsoft

malware_protection_engine

CWE

CWE-269

Improper Privilege Management

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