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CVE-2025-27580

Estado: AplazadaAlta (7.5)—

NIH BRICS (aka Biomedical Research Informatics Computing System) through 14.0.0-67 generates predictable tokens (that depend on username, time, and the fixed 7Dl9#dj- string) and thus allows unauthenticated users with a Common Access Card (CAC) to escalate privileges and compromise any account, including administrators.

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.

Token predecible (usuario + tiempo + constante fija) permite a usuarios con CAC autenticarse como cualquier cuenta incluyendo administradores. Acceso remoto con privilegios (PR:L) tras compromiso de credenciales.

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)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-27580",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-27580",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-24T14:55:58.538159Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cve@mitre.org",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.6
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "NIH",
          "product": "BRICS",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "14.0.0-67"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2025-04-24T00:15:16.270",
  "references": [
    {
      "url": "https://brics.cit.nih.gov",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugculture.io/CVE-2025-27580/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/RoseHacks/Vulnerability.Research/blob/main/CVE-2025-27580/README.md",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/brics-dev/brics",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/brics-dev/brics/blob/26bc6bb627a9a60e6c6a8a8c29735ae98c2e2679/core/src/main/java/gov/nih/tbi/CoreConstants.java#L38",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/brics-dev/brics/blob/26bc6bb627a9a60e6c6a8a8c29735ae98c2e2679/service/src/main/java/gov/nih/tbi/account/service/complex/AccountManagerImpl.java#L725-L732",
      "source": "cve@mitre.org"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cve@mitre.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-335"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "NIH BRICS (aka Biomedical Research Informatics Computing System) through 14.0.0-67 generates predictable tokens (that depend on username, time, and the fixed 7Dl9#dj- string) and thus allows unauthenticated users with a Common Access Card (CAC) to escalate privileges and compromise any account, including administrators."
    },
    {
      "lang": "es",
      "value": "NIH BRICS (también conocido como Biomedical Research Informatics Computing System) hasta la versión 14.0.0-67 genera tokens predecibles (que dependen del nombre de usuario, la hora y la cadena fija 7Dl9#dj-) y, por lo tanto, permite que usuarios no autenticados con una tarjeta de acceso común (CAC) escalen privilegios y comprometan cualquier cuenta, incluidos los administradores."
    }
  ],
  "lastModified": "2026-06-17T09:03:50.063",
  "sourceIdentifier": "cve@mitre.org"
}