« Volver al listado

CVE-2019-3423

Estado: ModificadaMedia (5.3)—

permission and access control vulnerability, which exists in V2.1.14 and below versions of C520V21 smart camera devices. An attacker can construct a URL for directory traversal and access to other unauthorized files or resources.

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)

Ztehome — C520v21 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-3423",
  "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
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@zte.com.cn",
      "affectedData": [
        {
          "vendor": "ZTE Corporation",
          "product": "C520V21",
          "versions": [
            {
              "status": "affected",
              "version": "All versions up to V2.1.14"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-11-18T19:15:13.247",
  "references": [
    {
      "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1011842",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@zte.com.cn"
    },
    {
      "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1011842",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "permission and access control vulnerability, which exists in V2.1.14 and below versions of C520V21 smart camera devices. An attacker can construct a URL for directory traversal and access to other unauthorized files or resources."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de permisos y control de acceso, que se presenta en versiones V2.1.14 y anteriores de dispositivos de cámara inteligente C520V21. Un atacante puede construir una URL para un salto de directorio y acceder a otros archivos o recursos no autorizados."
    }
  ],
  "lastModified": "2026-06-17T02:35:08.257",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:ztehome:c520v21_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9640B9D1-0B60-43F0-90CB-EF4B5ECA0956",
              "versionEndIncluding": "2.1.14"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:ztehome:c520v21:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "4DC3D163-D3D7-49EF-A53E-416FA78AB355"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "psirt@zte.com.cn"
}