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CVE-2025-43245

Estado: ModificadaCrítica (9.8)—

A downgrade issue was addressed with additional code-signing restrictions. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An app may be able to access protected user data.

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.

Vector AV:N/PR:N/UI:N indica red sin privilegios (T1190). Downgrade de code-signing y acceso a datos protegidos sugieren obtención de credenciales (T1078) y lectura de datos sensibles (T1005).

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

Tecnologías afectadas (1)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-43245",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-43245",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-07-30T13:24:04.401544Z"
        }
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          "attackVector": "NETWORK",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
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      "affectedData": [
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          "product": "macOS",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://seclists.org/fulldisclosure/2025/Jul/33",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://seclists.org/fulldisclosure/2025/Jul/34",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
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          "value": "CWE-290"
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    },
    {
      "lang": "es",
      "value": "Se solucionó un problema de degradación con restricciones adicionales de firma de código. Este problema se solucionó en macOS Sequoia 15.6, macOS Sonoma 14.7.7 y macOS Ventura 13.7.7. Una aplicación podría acceder a datos protegidos del usuario."
    }
  ],
  "lastModified": "2026-06-17T09:23:34.757",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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          "operator": "OR"
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  "sourceIdentifier": "product-security@apple.com"
}