github - ghsa-2hf9-98xv-3h7h

ghsa-2hf9-98xv-3h7h

Vulnerability from github

Published

2021-11-25 00:00

Modified

2022-05-04 00:00

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

Improper authorization in handler for custom URL scheme vulnerability in Android App 'Mercari (Merpay) - Marketplace and Mobile Payments App' (Japan version) versions prior to 4.49.1 allows a remote attacker to lead a user to access an arbitrary website and the website launches an arbitrary Activity of the app via the vulnerable App, which may result in Mercari account's access token being obtained.

Show details on source website

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2021-20835"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862",
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-11-24T16:15:00Z",
    "severity": "HIGH"
  },
  "details": "Improper authorization in handler for custom URL scheme vulnerability in Android App \u0027Mercari (Merpay) - Marketplace and Mobile Payments App\u0027 (Japan version) versions prior to 4.49.1 allows a remote attacker to lead a user to access an arbitrary website and the website launches an arbitrary Activity of the app via the vulnerable App, which may result in Mercari account\u0027s access token being obtained.",
  "id": "GHSA-2hf9-98xv-3h7h",
  "modified": "2022-05-04T00:00:57Z",
  "published": "2021-11-25T00:00:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20835"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/jp/JVN49465877/index.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2021-20835

Vulnerability from cvelistv5

Published

2021-11-24 08:25

Modified

2024-08-03 17:53

Severity ?

Summary

Improper authorization in handler for custom URL scheme vulnerability in Android App 'Mercari (Merpay) - Marketplace and Mobile Payments App' (Japan version) versions prior to 4.49.1 allows a remote attacker to lead a user to access an arbitrary website and the website launches an arbitrary Activity of the app via the vulnerable App, which may result in Mercari account's access token being obtained.

References

▼	URL	Tags
	https://jvn.jp/en/jp/JVN49465877/index.html	x_refsource_MISC

Impacted products

▼	Vendor	Product
	Mercari, Inc.	Android App 'Mercari (Merpay) - Marketplace and Mobile Payments App' (Japan version)

Show details on NVD website

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:53:23.012Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://jvn.jp/en/jp/JVN49465877/index.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Android App \u0027Mercari (Merpay) - Marketplace and Mobile Payments App\u0027 (Japan version)",
          "vendor": "Mercari, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "versions prior to 4.49.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper authorization in handler for custom URL scheme vulnerability in Android App \u0027Mercari (Merpay) - Marketplace and Mobile Payments App\u0027 (Japan version) versions prior to 4.49.1 allows a remote attacker to lead a user to access an arbitrary website and the website launches an arbitrary Activity of the app via the vulnerable App, which may result in Mercari account\u0027s access token being obtained."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper Authorization in Handler for Custom URL Scheme",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-11-24T08:25:38",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://jvn.jp/en/jp/JVN49465877/index.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vultures@jpcert.or.jp",
          "ID": "CVE-2021-20835",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Android App \u0027Mercari (Merpay) - Marketplace and Mobile Payments App\u0027 (Japan version)",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "versions prior to 4.49.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Mercari, Inc."
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Improper authorization in handler for custom URL scheme vulnerability in Android App \u0027Mercari (Merpay) - Marketplace and Mobile Payments App\u0027 (Japan version) versions prior to 4.49.1 allows a remote attacker to lead a user to access an arbitrary website and the website launches an arbitrary Activity of the app via the vulnerable App, which may result in Mercari account\u0027s access token being obtained."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper Authorization in Handler for Custom URL Scheme"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://jvn.jp/en/jp/JVN49465877/index.html",
              "refsource": "MISC",
              "url": "https://jvn.jp/en/jp/JVN49465877/index.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2021-20835",
    "datePublished": "2021-11-24T08:25:38",
    "dateReserved": "2020-12-17T00:00:00",
    "dateUpdated": "2024-08-03T17:53:23.012Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.