CVE-2025-54545

Estado: AplazadaAlta (7.8)—

On affected platforms, a restricted user could break out of the CLI sandbox to the system shell and elevate their privileges.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.13%
Percentil entre todas las CVEs puntuadas: 2
Fecha de la puntuación: 6/10/2026

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.

ExplotaciónT1068 Exploitation for Privilege Escalationprivilege escalation92 %
Impacto principalT1222 File and Directory Permissions Modificationdefense impairment85 %
Impacto secundarioT1548 Abuse Elevation Control Mechanismprivilege escalation78 %

CVE con AV:L/PR:L/UI:N permite escalada desde usuario restringido. CWE-732 (permisos incorrectos) + breakout de sandbox CLI indican T1068. T1222 (permisos POSIX) es el mecanismo; T1548 (escalada de privilegios) es el resultado final.

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

Restrict File and Directory Permissions Privileged Account Management Execution Prevention Update Software User Account Management Threat Intelligence Program

CWE

CWE-732
CWE-732

Referencias

https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124

JSON original (NVD)

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{
  "id": "CVE-2025-54545",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-54545",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-10-30T14:14:29.376193Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@arista.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/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": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@arista.com",
      "affectedData": [
        {
          "vendor": "Arista Networks",
          "product": "DANZ Monitoring Fabric",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "DMF 8.6.1"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "DMF 8.5.2"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "CCF 6.2.4"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "CVA 7.0"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "MCD 2.4.0"
            }
          ],
          "platforms": [
            "DCA-350E-CV",
            "DCA-300-CV",
            "DCA-250-CV",
            "DCA-200-CV",
            "Arista Converged Cloud Fabric",
            "Arista DANZ Monitoring Fabric",
            "Arista Multi-Cloud Director"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-10-29T23:16:18.603",
  "references": [
    {
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124",
      "source": "psirt@arista.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@arista.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-732"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-732"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "On affected platforms, a restricted user could break out of the CLI sandbox to the system shell and elevate their privileges."
    }
  ],
  "lastModified": "2026-06-17T09:40:16.997",
  "sourceIdentifier": "psirt@arista.com"
}