CVE-2021-23887 - Vulnerability Details - OpenCVE

Privilege Escalation vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to write to arbitrary controlled kernel addresses. This is achieved by launching applications, suspending them, modifying the memory and restarting them when they are monitored by McAfee DLP through the hdlphook driver.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Mcafee	Data Loss Prevention Endpoint

Configuration 1 [-]

cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:windows:*:*

No data.

References

Link	Providers
https://kc.mcafee.com/corporate/index?page=content&id=SB10354
https://kc.mcafee.com/corporate/index?page=content&id=SB10357

History

No history.

MITRE

Status: PUBLISHED

Assigner: trellix

Published: 2021-04-15T07:55:15

Updated: 2024-08-03T19:14:09.191Z

Reserved: 2021-01-12T00:00:00

Link: CVE-2021-23887

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-15T08:15:14.713

Modified: 2024-11-21T05:52:00.433

Link: CVE-2021-23887

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "McAfee Data Loss Prevention (DLP) Endpoint for Windows", "vendor": "McAfee,LLC", "versions": [{"lessThan": "10.6.100.41", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Privilege Escalation vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to write to arbitrary controlled kernel addresses. This is achieved by launching applications, suspending them, modifying the memory and restarting them when they are monitored by McAfee DLP through the hdlphook driver."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-269", "description": "CWE-269: Privilege escalation vulnerability ", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-04-15T08:06:20", "orgId": "01626437-bf8f-4d1c-912a-893b5eb04808", "shortName": "trellix"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357"}], "source": {"discovery": "EXTERNAL"}, "title": "Privilege escalation in McAfee DLP Endpoint for Windows", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@mcafee.com", "ID": "CVE-2021-23887", "STATE": "PUBLIC", "TITLE": "Privilege escalation in McAfee DLP Endpoint for Windows"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "McAfee Data Loss Prevention (DLP) Endpoint for Windows", "version": {"version_data": [{"version_affected": "<", "version_value": "10.6.100.41"}]}}]}, "vendor_name": "McAfee,LLC"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Privilege Escalation vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to write to arbitrary controlled kernel addresses. This is achieved by launching applications, suspending them, modifying the memory and restarting them when they are monitored by McAfee DLP through the hdlphook driver."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-269: Privilege escalation vulnerability "}]}]}, "references": {"reference_data": [{"name": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354", "refsource": "CONFIRM", "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354"}, {"name": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357", "refsource": "CONFIRM", "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357"}]}, "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:14:09.191Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357"}]}]}, "cveMetadata": {"assignerOrgId": "01626437-bf8f-4d1c-912a-893b5eb04808", "assignerShortName": "trellix", "cveId": "CVE-2021-23887", "datePublished": "2021-04-15T07:55:15", "dateReserved": "2021-01-12T00:00:00", "dateUpdated": "2024-08-03T19:14:09.191Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:windows:*:*", "matchCriteriaId": "4F7C4BC1-0FF3-4D8A-8F05-104ED2615A20", "versionEndExcluding": "11.6.100.41", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Privilege Escalation vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to write to arbitrary controlled kernel addresses. This is achieved by launching applications, suspending them, modifying the memory and restarting them when they are monitored by McAfee DLP through the hdlphook driver."}, {"lang": "es", "value": "Una vulnerabilidad de Escalada de Privilegios en McAfee Data Loss Prevention (DLP) Endpoint para Windows anterior a versi\u00f3n 11.6.100, permite a un atacante local, poco privilegiado, escribir direcciones de kernel controladas arbitrariamente. Esto es logrado al iniciar aplicaciones, suspenderlas, modificar la memoria y reiniciarlas cuando son monitoreadas por McAfee DLP por medio del controlador hdlphook"}], "id": "CVE-2021-23887", "lastModified": "2024-11-21T05:52:00.433", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "trellixpsirt@trellix.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-15T08:15:14.713", "references": [{"source": "trellixpsirt@trellix.com", "tags": ["Broken Link"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354"}, {"source": "trellixpsirt@trellix.com", "tags": ["Broken Link"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10354"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10357"}], "sourceIdentifier": "trellixpsirt@trellix.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "trellixpsirt@trellix.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}