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CVE-2024-41918

Estado: AnalizadaMedia (6.1)—

'Rakuten Ichiba App' for Android 12.4.0 and earlier and 'Rakuten Ichiba App' for iOS 11.7.0 and earlier are vulnerable to improper authorization in handler for custom URL scheme. An arbitrary site may be displayed on the WebView of the product via Intent from another application installed on the user's device. As a result, the user may be redirected to an unauthorized site, and the user may become a victim of a phishing attack.

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)

Rakuten — Ichiba

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-41918",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-41918",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-29T13:48:47.314508Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.1,
          "attackVector": "NETWORK",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.6
      }
    ]
  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "Rakuten Group, Inc.",
          "product": "'Rakuten Ichiba App' for Android",
          "versions": [
            {
              "status": "affected",
              "version": "12.4.0 and earlier"
            }
          ]
        },
        {
          "vendor": "Rakuten Group, Inc.",
          "product": "'Rakuten Ichiba App' for iOS",
          "versions": [
            {
              "status": "affected",
              "version": "11.7.0 and earlier"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:rakuten:ichiba:*:*:*:*:*:*:*:*"
          ],
          "vendor": "rakuten",
          "product": "ichiba",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "12.4.0",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "0",
              "lessThan": "11.7.0",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-08-29T03:15:05.130",
  "references": [
    {
      "url": "https://apps.apple.com/jp/app/id419267350",
      "tags": [
        "Product"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://jvn.jp/en/jp/JVN56648919/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://play.google.com/store/apps/details?id=jp.co.rakuten.android&hl=en",
      "tags": [
        "Product"
      ],
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-939"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "'Rakuten Ichiba App' for Android 12.4.0 and earlier and 'Rakuten Ichiba App' for iOS 11.7.0 and earlier are vulnerable to improper authorization in handler for custom URL scheme. An arbitrary site may be displayed on the WebView of the product via Intent from another application installed on the user's device. As a result, the user may be redirected to an unauthorized site, and the user may become a victim of a phishing attack."
    },
    {
      "lang": "es",
      "value": "La aplicación 'Rakuten Ichiba App' para Android 12.4.0 y versiones anteriores y la aplicación 'Rakuten Ichiba App' para iOS 11.7.0 y versiones anteriores son vulnerables a una autorización incorrecta en el controlador para un esquema de URL personalizado. Es posible que se muestre un sitio arbitrario en la vista web del producto a través de Intent desde otra aplicación instalada en el dispositivo del usuario. Como resultado, el usuario puede ser redirigido a un sitio no autorizado y puede convertirse en víctima de un ataque de phishing."
    }
  ],
  "lastModified": "2026-06-17T07:48:27.177",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:rakuten:ichiba:*:*:*:*:*:iphone_os:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D92566A8-E03C-4080-B048-5CAFA963BC44",
              "versionEndIncluding": "11.7.0"
            },
            {
              "criteria": "cpe:2.3:a:rakuten:ichiba:*:*:*:*:*:android:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F2D7973E-FC17-438D-B4F4-80D03D922CF4",
              "versionEndIncluding": "12.4.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp"
}