CVE-2021-20693

{"containers": {"cna": {"affected": [{"product": "Gurunavi App", "vendor": "Gurunavi, Inc.", "versions": [{"status": "affected", "version": "for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier"}]}], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in Gurunavi App for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App."}], "problemTypes": [{"descriptions": [{"description": "Improper Access Control", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-04-26T00:20:40.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN54025691/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20693", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Gurunavi App", "version": {"version_data": [{"version_value": "for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier"}]}}]}, "vendor_name": "Gurunavi, Inc."}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Improper access control vulnerability in Gurunavi App for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Access Control"}]}]}, "references": {"reference_data": [{"name": "https://jvn.jp/en/jp/JVN54025691/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN54025691/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:45:45.534Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN54025691/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20693", "datePublished": "2021-04-26T00:20:40.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:45:45.534Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Gurunavi App", "vendor": "Gurunavi, Inc.", "versions": [{"status": "affected", "version": "for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gurunavi:gurunavi:*:*:*:*:*:android:*:*", "matchCriteriaId": "907637DE-DBE7-4806-9B01-5DC1DED714FE", "versionEndIncluding": "10.0.10", "vulnerable": true}, {"criteria": "cpe:2.3:a:gurunavi:gurunavi:*:*:*:*:*:iphone_os:*:*", "matchCriteriaId": "971656E6-85B4-4801-BAFB-98BFD0D8A403", "versionEndIncluding": "11.1.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in Gurunavi App for Android ver.10.0.10 and earlier and for iOS ver.11.1.2 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App."}, {"lang": "es", "value": "Una vulnerabilidad de control de acceso inapropiado en la Aplicaci\u00f3n Gurunavi para Android versiones ver.10.0.10 y anteriores y para iOS versiones ver.11.1.2 y anteriores, permite a un atacante remoto conducir un usuario a acceder a un sitio web arbitrario por medio de la App vulnerable"}], "id": "CVE-2021-20693", "lastModified": "2026-06-17T03:34:16.067", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-26T01:15:07.800", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN54025691/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN54025691/index.html"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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