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CVE-2025-4922

Estado: AnalizadaAlta (8.1)—

Nomad Community and Nomad Enterprise (“Nomad”) prefix-based ACL policy lookup can lead to incorrect rule application and shadowing. This vulnerability, identified as CVE-2025-4922, is fixed in Nomad Community Edition 1.10.2 and Nomad Enterprise 1.10.2, 1.9.10, and 1.8.14.

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.

Acceso remoto con PR:L (requiere privilegios previos) a servicio Nomad. ACL bypass permite asumir identidades no autorizadas (T1078) y potencial manipulación de políticas de acceso (T1565.001).

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

Privileged Account ManagementApplication Developer GuidanceActive Directory ConfigurationVulnerability ScanningUser TrainingUser Account Management

Tecnologías afectadas (1)

Hashicorp — Nomad

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2025-4922",
  "cveTags": [],
  "metrics": {
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          "id": "CVE-2025-4922",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2025-06-11T13:52:06.362667Z"
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
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          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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  "published": "2025-06-11T14:15:37.140",
  "references": [
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      "url": "https://discuss.hashicorp.com/t/hcsec-2025-12-nomad-vulnerable-to-incorrect-acl-policy-lookup-attached-to-a-job/75396",
      "tags": [
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    {
      "lang": "en",
      "value": "Nomad Community and Nomad Enterprise (“Nomad”) prefix-based ACL policy lookup can lead to incorrect rule application and shadowing. This vulnerability, identified as CVE-2025-4922, is fixed in Nomad Community Edition 1.10.2 and Nomad Enterprise 1.10.2, 1.9.10, and 1.8.14."
    },
    {
      "lang": "es",
      "value": "La búsqueda de políticas de ACL basadas en prefijos de Nomad Community y Nomad Enterprise («Nomad») puede provocar la aplicación incorrecta de reglas y el shadowing. Esta vulnerabilidad, identificada como CVE-2025-4922, está corregida en Nomad Community Edition 1.10.2 y Nomad Enterprise 1.10.2, 1.9.10 y 1.8.14."
    }
  ],
  "lastModified": "2026-06-17T09:34:18.970",
  "configurations": [
    {
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