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CVE-2019-3571

Estado: ModificadaMedia (5.3)—

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension.

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)

Whatsapp — Whatsapp

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-3571",
  "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:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "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": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve-assign@fb.com",
      "affectedData": [
        {
          "vendor": "Facebook",
          "product": "WhatsApp Desktop",
          "versions": [
            {
              "status": "affected",
              "version": "0.3.3793"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "0.3.3793",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-07-16T21:15:11.677",
  "references": [
    {
      "url": "https://www.facebook.com/security/advisories/cve-2019-3571",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "https://www.facebook.com/security/advisories/cve-2019-3571",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cve-assign@fb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-116"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension."
    },
    {
      "lang": "es",
      "value": "Un problema de comprobación de entrada afectó a WhatsApp Desktop versiones anteriores a 0.3.3793, lo que permite a los clientes maliciosos enviar archivos a usuarios que se desplegarían con una extensión incorrecta."
    }
  ],
  "lastModified": "2026-06-17T02:35:15.127",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:desktop:mac_os_x:*:*",
              "vulnerable": true,
              "matchCriteriaId": "30C9ACE4-E5CF-445F-8623-A243A2AD0E9D",
              "versionEndExcluding": "0.3.3793"
            },
            {
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:desktop:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EE475C30-0F28-404B-B353-01B53BBFDDFC",
              "versionEndExcluding": "0.3.3793"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve-assign@fb.com"
}