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CVE-2018-8755

Status: ModifiedCritical (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

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Nucom — Wr644gacv Firmware

CWEs

References

Raw JSON (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": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
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          "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"
            }
          ]
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      ]
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  ],
  "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"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "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": [
    {
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              "versionEndExcluding": "sta006"
            }
          ],
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        },
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          "negate": false,
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          "operator": "OR"
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  ],
  "sourceIdentifier": "cve@mitre.org"
}