{
  "id": "CVE-2021-24035",
  "sourceIdentifier": "cve-assign@fb.com",
  "published": "2021-06-11T04:15:08.887",
  "lastModified": "2021-06-21T19:34:38.337",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A lack of filename validation when unzipping archives prior to WhatsApp for Android v2.21.8.13 and WhatsApp Business for Android v2.21.8.13 could have allowed path traversal attacks that overwrite WhatsApp files."
    },
    {
      "lang": "es",
      "value": "Una falta de comprobaci\u00f3n de los nombres de archivo al descomprimir archivos anterior a versi\u00f3n de WhatsApp para Android versi\u00f3n v2.21.8.13 y WhatsApp Business para Android versi\u00f3n v2.21.8.13, podr\u00eda haber permitido ataques de salto de rutas que sobrescribieran los archivos de WhatsApp"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    },
    {
      "source": "cve-assign@fb.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-23"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:-:android:*:*",
              "versionEndExcluding": "2.21.8.13",
              "matchCriteriaId": "10695AFD-3693-4566-A016-BE769BA53E5D"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:business:android:*:*",
              "versionEndExcluding": "2.21.8.13",
              "matchCriteriaId": "96064543-9166-44E7-967F-C272DAE98293"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.whatsapp.com/security/advisories/2021/",
      "source": "cve-assign@fb.com",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}