CVE-2021-23893

Privilege Escalation vulnerability in a Windows system driver of McAfee Drive Encryption (DE) prior to 7.3.0 could allow a local non-admin user to gain elevated system privileges via exploiting an unutilized memory buffer.

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://kc.mcafee.com/corporate/index?page=content&id=SB10361

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mcafee:drive_encryption::::::::
	cpe:2.3:a:mcafee:drive_encryption:7.3.0:-::::::

History

07 Nov 2023, 03:31

Type	Values Removed	Values Added
References	~~(CONFIRM) https://kc.mcafee.com/corporate/index?page=content&id=SB10361 - Vendor Advisory~~	() https://kc.mcafee.com/corporate/index?page=content&id=SB10361 -

Information

Published : 2021-10-01 10:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-23893

Mitre link : CVE-2021-23893

CVE.ORG link : CVE-2021-23893

JSON object : View

Products Affected

mcafee

drive_encryption

CWE

CWE-269

Improper Privilege Management

{"id": "CVE-2021-23893", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "trellixpsirt@trellix.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.0}]}, "published": "2021-10-01T10:15:07.413", "references": [{"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10361", "source": "trellixpsirt@trellix.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-269"}]}, {"type": "Secondary", "source": "trellixpsirt@trellix.com", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "Privilege Escalation vulnerability in a Windows system driver of McAfee Drive Encryption (DE) prior to 7.3.0 could allow a local non-admin user to gain elevated system privileges via exploiting an unutilized memory buffer."}, {"lang": "es", "value": "Una vulnerabilidad de escalada de privilegios en un controlador de sistema de Windows de McAfee Drive Encryption (DE) versiones anteriores a 7.3.0, podr\u00eda permitir a un usuario local no administrador alcanzar privilegios elevados del sistema por medio de una explotaci\u00f3n de un b\u00fafer de memoria no utilizado"}], "lastModified": "2023-11-07T03:31:00.203", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mcafee:drive_encryption:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05A298BB-C6CE-42A0-983B-6396461F1193", "versionEndExcluding": "7.3.0"}, {"criteria": "cpe:2.3:a:mcafee:drive_encryption:7.3.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E722684-441D-4AE1-9548-AC50943AFB48"}], "operator": "OR"}]}], "sourceIdentifier": "trellixpsirt@trellix.com"}