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CVE-2024-33507

Estado: AnalizadaCrítica (9.1)—

An insufficient session expiration vulnerability [CWE-613] and an incorrect authorization vulnerability [CWE-863] in FortiIsolator 2.4.0 through 2.4.4, 2.3 all versions, 2.2.0, 2.1 all versions, 2.0 all versions authentication mechanism may allow remote unauthenticated attacker to deauthenticate logged in admins via crafted cookie and remote authenticated read-only attacker to gain write privilege via crafted cookie.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Vulnerabilidad remota en autenticación de FortiIsolator (AV:N, PR:N, UI:N) explotable para manipular sesiones y cookies, permitiendo acceso no autorizado a funciones administrativas (I:H, A:H). CWE-613 y CWE-863 confirman escalada de privilegios vía sesión.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Vulnerability ScanningPrivileged Account ManagementNetwork SegmentationLimit Access to Resource Over NetworkFilter Network TrafficApplication Isolation and Sandboxing

Tecnologías afectadas (1)

Fortinet — Fortiisolator

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2024-33507",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-33507",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-10-14T17:35:50.623114Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@fortinet.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.2
      },
      {
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        "source": "nvd@nist.gov",
        "cvssData": {
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            "cpe:2.3:a:fortinet:fortiisolator:2.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.3.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.3.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.3.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.3.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortiisolator:2.3.0:*:*:*:*:*:*:*"
          ],
          "vendor": "Fortinet",
          "product": "FortiIsolator",
          "versions": [
            {
              "status": "affected",
              "version": "2.4.0",
              "versionType": "semver",
              "lessThanOrEqual": "2.4.4"
            },
            {
              "status": "affected",
              "version": "2.3.0",
              "versionType": "semver",
              "lessThanOrEqual": "2.3.4"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-10-14T16:15:34.980",
  "references": [
    {
      "url": "https://fortiguard.fortinet.com/psirt/FG-IR-24-062",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@fortinet.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@fortinet.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-613"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An insufficient session expiration vulnerability [CWE-613] and an incorrect authorization vulnerability [CWE-863] in FortiIsolator 2.4.0 through 2.4.4, 2.3 all versions, 2.2.0, 2.1 all versions, 2.0 all versions authentication mechanism may allow remote unauthenticated attacker to deauthenticate logged in admins via crafted cookie and remote authenticated read-only attacker to gain write privilege via crafted cookie."
    }
  ],
  "lastModified": "2026-06-17T07:31:53.247",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:fortinet:fortiisolator:*:*:*:*:*:*:*:*",
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              "versionEndExcluding": "2.4.5",
              "versionStartIncluding": "2.3.0"
            }
          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "psirt@fortinet.com"
}