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CVE-2021-32465

Estado: ModificadaAlta (8.8)—

An incorrect permission preservation vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a remote user to perform an attack and bypass authentication on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

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 (2)

Trendmicro — Apex ONETrendmicro — Officescan

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-32465",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/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": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@trendmicro.com",
      "affectedData": [
        {
          "vendor": "Trend Micro",
          "product": "Trend Micro Apex One",
          "versions": [
            {
              "status": "affected",
              "version": "2019, SaaS"
            }
          ]
        },
        {
          "vendor": "Trend Micro",
          "product": "Trend Micro OfficeScan",
          "versions": [
            {
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              "version": "XG SP1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-08-04T19:15:08.470",
  "references": [
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      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@trendmicro.com"
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      "tags": [
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      "source": "security@trendmicro.com"
    },
    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-911/",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "security@trendmicro.com"
    },
    {
      "url": "https://success.trendmicro.com/jp/solution/000287796",
      "tags": [
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-911/",
      "tags": [
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        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-281"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An incorrect permission preservation vulnerability in Trend Micro Apex One, Apex One as a Service and OfficeScan XG SP1 could allow a remote user to perform an attack and bypass authentication on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de conservación de permisos incorrecta en Trend Micro Apex One, Apex One as a Service y OfficeScan XG SP1, podría permitir a un usuario remoto llevar a cabo un ataque y omitir la autenticación en las instalaciones afectadas. Nota: un atacante debe obtener primero la habilidad de ejecutar código poco privilegiado en el sistema de destino para poder explotar esta vulnerabilidad"
    }
  ],
  "lastModified": "2026-06-17T03:53:00.683",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*",
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              "matchCriteriaId": "AF019D2D-C426-4D2D-A254-442CE777B41E"
            },
            {
              "criteria": "cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "64600B42-4884-41F2-A683-AE1EDB79372E"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "security@trendmicro.com"
}