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CVE-2019-3621

Estado: ModificadaMedia (6.2)—

Authentication protection bypass vulnerability in McAfee Data Loss Prevention (DLPe) for Windows 11.x prior to 11.3.0 allows physical local user to bypass the Windows lock screen via DLPe processes being killed just prior to the screen being locked or when the screen is locked. The attacker requires physical access to the machine.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Mcafee — Data Loss Prevention Endpoint

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-3621",
  "cveTags": [],
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Secondary",
        "source": "trellixpsirt@trellix.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 6.8,
          "attackVector": "PHYSICAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 0.2
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 6.2,
          "attackVector": "PHYSICAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.3
      }
    ]
  },
  "affected": [
    {
      "source": "trellixpsirt@trellix.com",
      "affectedData": [
        {
          "vendor": "McAfee, LLC",
          "product": "Data Loss Prevention (DLPe) for Windows",
          "versions": [
            {
              "status": "affected",
              "version": "11.x",
              "lessThan": "11.3.0",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-07-25T17:15:14.300",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/109370",
      "source": "trellixpsirt@trellix.com"
    },
    {
      "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10290",
      "source": "trellixpsirt@trellix.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/109370",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10290",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authentication protection bypass vulnerability in McAfee Data Loss Prevention (DLPe) for Windows 11.x prior to 11.3.0 allows physical local user to bypass the Windows lock screen via DLPe processes being killed just prior to the screen being locked or when the screen is locked. The attacker requires physical access to the machine."
    },
    {
      "lang": "es",
      "value": "La vulnerabilidad de omisión de la protección de autenticación en McAfee Data Loss Prevention (DLPe) para Windows versión 11.x versiones anteriores a la 11.3.0 permite al usuario físico local eludir la pantalla de bloqueo de Windows mediante procesos DLPe eliminados justo antes de que la pantalla se bloquee o cuando la pantalla está bloqueada. El atacante requiere acceso físico a la máquina."
    }
  ],
  "lastModified": "2026-06-17T02:35:18.700",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5D6A5E1F-483B-419E-A879-0490507A2C3D",
              "versionEndExcluding": "11.1.200",
              "versionStartIncluding": "11.0"
            },
            {
              "criteria": "cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B1871DB6-7FA4-493E-A2E7-11D58C99FADD",
              "versionEndExcluding": "11.3.0",
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          ],
          "operator": "OR"
        },
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          ],
          "operator": "OR"
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      "operator": "AND"
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  ],
  "sourceIdentifier": "trellixpsirt@trellix.com"
}