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CVE-2018-8755

Estado: ModificadaCrítica (9.8)—

NuCom WR644GACV devices before STA006 allow an attacker to download the configuration file without credentials. By downloading this file, an attacker can access the admin password, WPA key, and any config information of the device.

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).

Tecnologías afectadas (1)

Nucom — Wr644gacv Firmware

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-8755",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/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"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-06-25T15:29:00.537",
  "references": [
    {
      "url": "https://blog.nivel4.com/investigaciones/vulnerabilidad-en-los-dispositivos-nucom-wr644gacv/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://blog.nivel4.com/investigaciones/vulnerabilidad-en-los-dispositivos-nucom-wr644gacv/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "NuCom WR644GACV devices before STA006 allow an attacker to download the configuration file without credentials. By downloading this file, an attacker can access the admin password, WPA key, and any config information of the device."
    },
    {
      "lang": "es",
      "value": "Los dispositivos NuCom WR644GACV anteriores a STA006 permiten que un atacante descargue el archivo de configuración sin credenciales. Mediante la descarga de este archivo, un atacante puede acceder a la contraseña de administrador, la clave WPA y cualquier tipo de información de configuración del dispositivo."
    }
  ],
  "lastModified": "2026-06-17T02:05:20.243",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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              "matchCriteriaId": "B7FFC422-B9D7-4546-986F-70A9838CBD20",
              "versionEndExcluding": "sta006"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
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          ],
          "operator": "OR"
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      ],
      "operator": "AND"
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  ],
  "sourceIdentifier": "cve@mitre.org"
}