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Vulnerability Details :

CVE-2021-34471

Summary

Assigner-microsoft

Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8

Published At-12 Aug, 2021 | 18:11

Updated At-04 Aug, 2024 | 00:12

Microsoft Windows Defender Elevation of Privilege Vulnerability

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

▼Common Vulnerabilities and Exposures (CVE)

cve.org

Assigner:microsoft

Assigner Org ID:f38d906d-7342-40ea-92c1-6c4a2c6478c8

Published At:12 Aug, 2021 | 18:11

Updated At:04 Aug, 2024 | 00:12

▼CVE Numbering Authority (CNA)

Microsoft Windows Defender Elevation of Privilege Vulnerability

Affected Products

Vendor

Microsoft Corporation

Product

Microsoft Malware Protection Engine

Platforms

Unknown

Versions

Affected

Problem Types

Type	CWE ID	Description
Impact	N/A	Elevation of Privilege

Type: Impact

CWE ID: N/A

Description: Elevation of Privilege

Metrics

Version	Base score	Base severity	Vector
3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Version: 3.1

Base score: 7.8

Base severity: HIGH

Vector:

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

References

Hyperlink	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471	x_refsource_MISC

Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471

Resource:

x_refsource_MISC

▼Authorized Data Publishers (ADP)

CVE Program Container

References

Hyperlink	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471	x_refsource_MISC x_transferred

Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471

Resource:

x_refsource_MISC

x_transferred

▼National Vulnerability Database (NVD)

nvd.nist.gov

Source:secure@microsoft.com

Published At:12 Aug, 2021 | 18:15

Updated At:28 Dec, 2023 | 20:15

Microsoft Windows Defender Elevation of Privilege Vulnerability

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Secondary	3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary	2.0	4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P

Type: Primary

Version: 3.1

Base score: 7.8

Base severity: HIGH

Vector:

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

Type: Secondary

Version: 3.1

Base score: 7.8

Base severity: HIGH

Vector:

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

Type: Primary

Version: 2.0

Base score: 4.6

Base severity: MEDIUM

Vector:

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

CPE Matches

Microsoft Corporation

>>malware_protection_engine>>Versions before 1.1.18400.4(exclusive)

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

Weaknesses

CWE ID	Type	Source
CWE-269	Primary	nvd@nist.gov

CWE ID: CWE-269

Type: Primary

Source: nvd@nist.gov

References

Hyperlink	Source	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471	secure@microsoft.com	Patch Vendor Advisory

Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471

Source: secure@microsoft.com

Resource:

Patch

Vendor Advisory

CVE-2021-34471

Credits

Microsoft Windows Defender Elevation of Privilege Vulnerability

Vendors

Products

Metrics (CVSS)

Weaknesses

Attack Patterns

Solution/Workaround

References

EPSS History

Score

Latest Score

N/A

Percentile

Latest Percentile

N/A

Stakeholder-Specific Vulnerability Categorization (SSVC)

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History

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