« Volver al listado

CVE-2018-6344

Estado: ModificadaAlta (7.5)—

A heap corruption in WhatsApp can be caused by a malformed RTP packet being sent after a call is established. The vulnerability can be used to cause denial of service. It affects WhatsApp for Android prior to v2.18.293, WhatsApp for iOS prior to v2.18.93, and WhatsApp for Windows Phone prior to v2.18.172.

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)

Mostrar
{
  "id": "CVE-2018-6344",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2018-6344",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-05-06T16:01:47.642323Z"
        }
      }
    ],
    "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:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "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": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve-assign@fb.com",
      "affectedData": [
        {
          "vendor": "Facebook",
          "product": "WhatsApp for Android",
          "versions": [
            {
              "status": "affected",
              "version": "2.18.293"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "2.18.293",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Facebook",
          "product": "WhatsApp for iOS",
          "versions": [
            {
              "status": "affected",
              "version": "2.18.93"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "2.18.93",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Facebook",
          "product": "WhatsApp for Windows Phone",
          "versions": [
            {
              "status": "affected",
              "version": "2.18.172"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "2.18.172",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-12-31T22:29:00.577",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/106365",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "https://googleprojectzero.blogspot.com/2018/12/adventures-in-video-conferencing-part-3.html",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/106365",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://googleprojectzero.blogspot.com/2018/12/adventures-in-video-conferencing-part-3.html",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cve-assign@fb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-122"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A heap corruption in WhatsApp can be caused by a malformed RTP packet being sent after a call is established. The vulnerability can be used to cause denial of service. It affects WhatsApp for Android prior to v2.18.293, WhatsApp for iOS prior to v2.18.93, and WhatsApp for Windows Phone prior to v2.18.172."
    },
    {
      "lang": "es",
      "value": "Una corrupción basada en memoria (heap) en WhatsApp puede deberse a un paquete RTP mal formado que se envía tras el establecimiento de una llamada. Esta vulnerabilidad puede utilizarse para provocar una denegación de servicio. Afecta a WhatsApp para Android en versiones anteriores a la v2.18.293 WhatsApp para iOS en versiones anteriores a la v2.18.93 y WhatsApp for Windows Phone en versiones anteriores a la v2.18.172."
    }
  ],
  "lastModified": "2026-06-17T02:01:42.573",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7738F86D-EA72-41C0-8AD8-2CAC59112DE4",
              "versionEndExcluding": "2.18.93"
            },
            {
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:windows_phone:*:*",
              "vulnerable": true,
              "matchCriteriaId": "56BC1EC2-A553-4DC6-BA08-F015C0436CD5",
              "versionEndExcluding": "2.18.172"
            },
            {
              "criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:android:*:*",
              "vulnerable": true,
              "matchCriteriaId": "95CAB3DC-7829-426A-B34A-BF6242C453BE",
              "versionEndExcluding": "2.18.293"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve-assign@fb.com"
}