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CVE-2022-3859

Estado: ModificadaMedia (6.7)—

An uncontrolled search path vulnerability exists in Trellix Agent (TA) for Windows in versions prior to 5.7.8. This allows an attacker with admin access, which is required to place the DLL in the restricted Windows System folder, to elevate their privileges to System by placing a malicious DLL there.

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)

Trellix — Agent

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-3859",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-3859",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-23T19:28:13.651370Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "trellixpsirt@trellix.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/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": 0.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/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": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "trellixpsirt@trellix.com",
      "affectedData": [
        {
          "vendor": "Trellix",
          "product": "Trellix Agent",
          "versions": [
            {
              "status": "affected",
              "version": "5.x",
              "versionType": "custom",
              "lessThanOrEqual": "5.7.8"
            }
          ],
          "platforms": [
            "Windows"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2022-11-30T09:15:08.977",
  "references": [
    {
      "url": "https://kcm.trellix.com/corporate/index?page=content&id=SB10391",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "trellixpsirt@trellix.com"
    },
    {
      "url": "https://kcm.trellix.com/corporate/index?page=content&id=SB10391",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-427"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An uncontrolled search path vulnerability exists in Trellix Agent (TA) for Windows in versions prior to 5.7.8.  This allows an attacker with admin access, which is required to place the DLL in the restricted Windows System folder, to elevate their privileges to System by placing a malicious DLL there.\n"
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de Ruta de Búsqueda No Controlada en Trellix Agent (TA) para Windows en versiones anteriores a la 5.7.8. Esto permite que un atacante con acceso de administrador, que debe colocar la DLL en la carpeta restringida del Sistema de Windows, eleve sus privilegios a System colocando una DLL maliciosa allí."
    }
  ],
  "lastModified": "2026-06-17T05:00:27.130",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:trellix:agent:*:*:*:*:windows:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0F8FEE16-0E7F-4017-B9DC-9791D53191A1",
              "versionEndExcluding": "5.7.8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "trellixpsirt@trellix.com"
}