Vulnerability-Lookup

JVNDB-2024-000094

Vulnerability from jvndb - Published: 2024-09-09 05:20 - Updated:2024-09-09 05:20

Severity

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

Summary

"@cosme" App fails to restrict custom URL schemes properly

Details

"@cosme" App provided by istyle Inc. provides the function to access a requested URL using Custom URL Scheme. The App does not restrict access to the function properly (CWE-939) which may be exploited to direct the App to access any sites. Pantuhong Sorasiri of LAC Co., Ltd. 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/JVN81570776/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2024-45203
	Permissions(CWE-264)	https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html

Impacted products

Vendor

Product

	istyle Inc.	"@cosme" App for Android
	istyle Inc.	"@cosme" App for iOS

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2024/JVNDB-2024-000094.html",
  "dc:date": "2024-09-09T14:20+09:00",
  "dcterms:issued": "2024-09-09T14:20+09:00",
  "dcterms:modified": "2024-09-09T14:20+09:00",
  "description": "\"@cosme\" App provided by istyle Inc. provides the function to access a requested URL using Custom URL Scheme. The App does not restrict access to the function properly (CWE-939) which may be exploited to direct the App to access any sites.\r\n\r\nPantuhong Sorasiri of LAC Co., Ltd. reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2024/JVNDB-2024-000094.html",
  "sec:cpe": [
    {
      "#text": "cpe:/a:misc:istyle_Inc_%40cosme_cosmetic_review_%26_ranking_for_android",
      "@product": "\"@cosme\" App for Android",
      "@vendor": "istyle Inc.",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:misc:istyle_Inc_%40cosme_cosmetic_review_%26_ranking_for_ios",
      "@product": "\"@cosme\" App for iOS",
      "@vendor": "istyle Inc.",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "3.3",
    "@severity": "Low",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2024-000094",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/jp/JVN81570776/index.html",
      "@id": "JVN#81570776",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2024-45203",
      "@id": "CVE-2024-45203",
      "@source": "CVE"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-264",
      "@title": "Permissions(CWE-264)"
    }
  ],
  "title": "\"@cosme\" App fails to restrict custom URL schemes properly"
}

CVE-2024-45203 (GCVE-0-2024-45203)

Vulnerability from cvelistv5 – Published: 2024-09-09 06:42 – Updated: 2025-03-13 19:35

Summary

Improper authorization in handler for custom URL scheme issue in "@cosme" App for Android versions prior 5.69.0 and "@cosme" App for iOS versions prior to 6.74.0 allows an attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-09 13:08 UTC

CWE

Improper authorization in handler for custom URL scheme
CWE-939 - Improper Authorization in Handler for Custom URL Scheme

Assigner

jpcert jpcert root Scorecard

References

1 reference

URL	Tags
https://jvn.jp/en/jp/JVN81570776/

Impacted products

2 products

Vendor	Product	Version
istyle Inc.	"@cosme" App for Android	Affected: versions prior to 5.69.0
istyle Inc.	"@cosme" App for iOS	Affected: versions prior to 6.74.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-45203",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-09T13:08:42.552909Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-939",
                "description": "CWE-939 Improper Authorization in Handler for Custom URL Scheme",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-13T19:35:38.439Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "\"@cosme\" App for Android",
          "vendor": "istyle Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "versions prior to 5.69.0"
            }
          ]
        },
        {
          "product": "\"@cosme\" App for iOS",
          "vendor": "istyle Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "versions prior to 6.74.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper authorization in handler for custom URL scheme issue in \"@cosme\" App for Android versions prior 5.69.0 and \"@cosme\" App for iOS versions prior to 6.74.0 allows an attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper authorization in handler for custom URL scheme",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-09-09T06:42:30.971Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://jvn.jp/en/jp/JVN81570776/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2024-45203",
    "datePublished": "2024-09-09T06:42:30.971Z",
    "dateReserved": "2024-08-23T00:35:41.010Z",
    "dateUpdated": "2025-03-13T19:35:38.439Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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JVNDB-2024-000094

CVE-2024-45203 (GCVE-0-2024-45203)

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