FKIE_CVE-2021-23887

Vulnerability from fkie_nvd - Published: 2021-04-15 08:15 - Updated: 2024-11-21 05:52
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
References
trellixpsirt@trellix.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10354Broken Link
trellixpsirt@trellix.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10357Broken Link
af854a3a-2127-422b-91ae-364da2661108https://kc.mcafee.com/corporate/index?page=content&id=SB10354Broken Link
af854a3a-2127-422b-91ae-364da2661108https://kc.mcafee.com/corporate/index?page=content&id=SB10357Broken Link
Impacted products
Vendor Product Version
mcafee data_loss_prevention_endpoint *
To clipboard 

{
  "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"
        }
      ]
    }
  ],
  "cveTags": [],
  "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.\u0026#xa0;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\u0026id=SB10354"
    },
    {
      "source": "trellixpsirt@trellix.com",
      "tags": [
        "Broken Link"
      ],
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10357"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10354"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link"
      ],
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=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"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.