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CVE-2025-41703

Estado: AplazadaAlta (7.5)—

An unauthenticated remote attacker can cause a Denial of Service by turning off the output of the UPS via Modbus command.

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.

AV:N/AC:L/PR:N indica acceso remoto sin autenticación (T1190). CWE-306 (falta de autenticación) permite apagar el UPS remotamente, causando DoS (T1499.004: interrución de servicio).

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

Filter Network TrafficVulnerability ScanningPrivileged Account ManagementNetwork SegmentationLimit Access to Resource Over NetworkApplication Isolation and Sandboxing

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-41703",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-41703",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-10-14T18:38:31.786647Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "info@cert.vde.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "info@cert.vde.com",
      "affectedData": [
        {
          "vendor": "Phoenix Contact",
          "product": "QUINT4-UPS/24DC/24DC/5/EIP",
          "versions": [
            {
              "status": "affected",
              "version": "VC:00",
              "versionType": "semver",
              "lessThanOrEqual": "VC:07"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Phoenix Contact",
          "product": "QUINT4-UPS/24DC/24DC/10/EIP",
          "versions": [
            {
              "status": "affected",
              "version": "VC:00",
              "versionType": "semver",
              "lessThanOrEqual": "VC:07"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Phoenix Contact",
          "product": "QUINT4-UPS/24DC/24DC/20/EIP",
          "versions": [
            {
              "status": "affected",
              "version": "VC:00",
              "versionType": "semver",
              "lessThanOrEqual": "VC:07"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "Phoenix Contact",
          "product": "QUINT4-UPS/24DC/24DC/40/EIP",
          "versions": [
            {
              "status": "affected",
              "version": "VC:00",
              "versionType": "semver",
              "lessThanOrEqual": "VC:07"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-10-14T08:15:34.763",
  "references": [
    {
      "url": "https://certvde.com/de/advisories/VDE-2025-072",
      "source": "info@cert.vde.com"
    },
    {
      "url": "http://seclists.org/fulldisclosure/2025/Oct/12",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "info@cert.vde.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An unauthenticated remote attacker can cause a Denial of Service by turning off the output of the UPS via Modbus command."
    }
  ],
  "lastModified": "2026-06-17T09:23:00.310",
  "sourceIdentifier": "info@cert.vde.com"
}