CVE-2021-20791

{"containers": {"cna": {"affected": [{"product": "RevoWorks Browser", "vendor": "J\u2019s Communication Co., Ltd.", "versions": [{"status": "affected", "version": "2.1.230 and earlier"}]}], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in RevoWorks Browser 2.1.230 and earlier allows an attacker to bypass access restriction and to exchange unauthorized files between the local environment and the isolated environment or settings of the web browser via unspecified vectors."}], "problemTypes": [{"descriptions": [{"description": "Improper Access Control", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-09-17T01:40:24.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://jscom.jp/news-20210910_2/"}, {"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN81658818/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20791", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "RevoWorks Browser", "version": {"version_data": [{"version_value": "2.1.230 and earlier"}]}}]}, "vendor_name": "J\u2019s Communication Co., Ltd."}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Improper access control vulnerability in RevoWorks Browser 2.1.230 and earlier allows an attacker to bypass access restriction and to exchange unauthorized files between the local environment and the isolated environment or settings of the web browser via unspecified vectors."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Access Control"}]}]}, "references": {"reference_data": [{"name": "https://jscom.jp/news-20210910_2/", "refsource": "MISC", "url": "https://jscom.jp/news-20210910_2/"}, {"name": "https://jvn.jp/en/jp/JVN81658818/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN81658818/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:22.425Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jscom.jp/news-20210910_2/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN81658818/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20791", "datePublished": "2021-09-17T01:40:25.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:22.425Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "RevoWorks Browser", "vendor": "J\u2019s Communication Co., Ltd.", "versions": [{"status": "affected", "version": "2.1.230 and earlier"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jscom:revoworks_browser:*:*:*:*:*:*:*:*", "matchCriteriaId": "F0FD279B-E286-4521-AF7D-0F0EDC2193E0", "versionEndIncluding": "2.1.230", "versionStartIncluding": "2.1.197", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in RevoWorks Browser 2.1.230 and earlier allows an attacker to bypass access restriction and to exchange unauthorized files between the local environment and the isolated environment or settings of the web browser via unspecified vectors."}, {"lang": "es", "value": "Una vulnerabilidad de control de acceso inapropiado en RevoWorks Browser versi\u00f3n 2.1.230 y anteriores, permite a un atacante omitir la restricci\u00f3n de acceso e intercambiar archivos no autorizados entre el entorno local y el entorno aislado o la configuraci\u00f3n del navegador web por medio de vectores no especificados"}], "id": "CVE-2021-20791", "lastModified": "2026-06-17T03:34:27.567", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 6.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-17T02:15:06.930", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://jscom.jp/news-20210910_2/"}, {"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN81658818/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://jscom.jp/news-20210910_2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN81658818/index.html"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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