jvndb - jvndb-2020-000043

JVNDB-2020-000043

Vulnerability from jvndb - Published: 2020-07-08 16:04 - Updated:2020-07-08 16:04

Severity ?

5.0 (Medium) - cvssV3_0 - CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

Summary

Android App "Mercari" (Japan version) vulnerable to arbitrary method execution of the Java object

Details

Android App "Mercari" (Japan version) provided by Mercari, Inc. contains vulnerability that an arbitrary Java method execution (CWE-749) due to inadequate restrictions on addJavascriptInterface of WebView class. Taichi Kotake of Akatsuki Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

References

Type

URL

	JVN	https://jvn.jp/en/jp/JVN93167107/index.html
	CVE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5604
	NVD	https://nvd.nist.gov/vuln/detail/CVE-2020-5604
	No Mapping(CWE-Other)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

Mercari Co., Ltd.

Mercari

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2020/JVNDB-2020-000043.html",
  "dc:date": "2020-07-08T16:04+09:00",
  "dcterms:issued": "2020-07-08T16:04+09:00",
  "dcterms:modified": "2020-07-08T16:04+09:00",
  "description": "Android App \"Mercari\" (Japan version) provided by Mercari, Inc. contains vulnerability that an arbitrary Java method execution (CWE-749) due to inadequate restrictions on addJavascriptInterface of WebView class.\r\n\r\nTaichi Kotake of Akatsuki Inc. reported this vulnerability to IPA.\r\n JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2020/JVNDB-2020-000043.html",
  "sec:cpe": {
    "#text": "cpe:/a:mercari:mercari",
    "@product": "Mercari",
    "@vendor": "Mercari Co., Ltd.",
    "@version": "2.2"
  },
  "sec:cvss": [
    {
      "@score": "5.1",
      "@severity": "Medium",
      "@type": "Base",
      "@vector": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
      "@version": "2.0"
    },
    {
      "@score": "5.0",
      "@severity": "Medium",
      "@type": "Base",
      "@vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L",
      "@version": "3.0"
    }
  ],
  "sec:identifier": "JVNDB-2020-000043",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN93167107/index.html",
      "@id": "JVN#93167107",
      "@source": "JVN"
    },
    {
      "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5604",
      "@id": "CVE-2020-5604",
      "@source": "CVE"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2020-5604",
      "@id": "CVE-2020-5604",
      "@source": "NVD"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Android App \"Mercari\" (Japan version) vulnerable to arbitrary method execution of the Java object"
}

CVE-2020-5604 (GCVE-0-2020-5604)

Vulnerability from cvelistv5 – Published: 2020-07-09 01:05 – Updated: 2024-08-04 08:30

Summary

Android App 'Mercari' (Japan version) prior to version 3.52.0 allows arbitrary method execution of a Java object by a remote attacker via a Man-In-The-Middle attack by using Java Reflection API of JavaScript code on WebView.

Severity ?

No CVSS data available.

CWE

Exposed Dangerous Method or Function

Assigner

jpcert

References

URL

Tags

https://jvn.jp/en/jp/JVN93167107/index.html

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Mercari, Inc.	Android App 'Mercari' (Japan version)	Affected: prior to version 3.52.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T08:30:24.580Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://jvn.jp/en/jp/JVN93167107/index.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Android App \u0027Mercari\u0027 (Japan version)",
          "vendor": "Mercari, Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "prior to version 3.52.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Android App \u0027Mercari\u0027 (Japan version) prior to version 3.52.0 allows arbitrary method execution of a Java object by a remote attacker via a Man-In-The-Middle attack by using Java Reflection API of JavaScript code on WebView."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Exposed Dangerous Method or Function",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-07-09T15:38:26",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://jvn.jp/en/jp/JVN93167107/index.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vultures@jpcert.or.jp",
          "ID": "CVE-2020-5604",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Android App \u0027Mercari\u0027 (Japan version)",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "prior to version 3.52.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Mercari, Inc."
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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            {
              "lang": "eng",
              "value": "Android App \u0027Mercari\u0027 (Japan version) prior to version 3.52.0 allows arbitrary method execution of a Java object by a remote attacker via a Man-In-The-Middle attack by using Java Reflection API of JavaScript code on WebView."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Exposed Dangerous Method or Function"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://jvn.jp/en/jp/JVN93167107/index.html",
              "refsource": "MISC",
              "url": "https://jvn.jp/en/jp/JVN93167107/index.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2020-5604",
    "datePublished": "2020-07-09T01:05:20",
    "dateReserved": "2020-01-06T00:00:00",
    "dateUpdated": "2024-08-04T08:30:24.580Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

JVNDB-2020-000043

CVE-2020-5604 (GCVE-0-2020-5604)

Tags

Sightings

Nomenclature