CVE-2021-20875

{"containers": {"cna": {"affected": [{"product": "GroupSession Free edition, GroupSession byCloud, GroupSession ZION", "vendor": "Japan Total System Co.,Ltd.", "versions": [{"status": "affected", "version": "GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier"}]}], "descriptions": [{"lang": "en", "value": "Open redirect vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to redirect users to arbitrary web sites and conduct phishing attacks by having a user to access a specially crafted URL."}], "problemTypes": [{"descriptions": [{"description": "Open Redirect", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-12-24T06:30:30.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://groupsession.jp/info/info-news/security20211220"}, {"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN79798166/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20875", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "GroupSession Free edition, GroupSession byCloud, GroupSession ZION", "version": {"version_data": [{"version_value": "GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier"}]}}]}, "vendor_name": "Japan Total System Co.,Ltd."}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Open redirect vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to redirect users to arbitrary web sites and conduct phishing attacks by having a user to access a specially crafted URL."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Open Redirect"}]}]}, "references": {"reference_data": [{"name": "https://groupsession.jp/info/info-news/security20211220", "refsource": "MISC", "url": "https://groupsession.jp/info/info-news/security20211220"}, {"name": "https://jvn.jp/en/jp/JVN79798166/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN79798166/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:23.086Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://groupsession.jp/info/info-news/security20211220"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN79798166/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20875", "datePublished": "2021-12-24T06:30:30.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:23.086Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "GroupSession Free edition, GroupSession byCloud, GroupSession ZION", "vendor": "Japan Total System Co.,Ltd.", "versions": [{"status": "affected", "version": "GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:groupsession:groupsession:*:*:*:*:cloud:*:*:*", "matchCriteriaId": "D0AB1821-FA7C-41F4-9F3D-D61B778385F9", "versionEndIncluding": "5.1.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:groupsession:groupsession:*:*:*:*:free:*:*:*", "matchCriteriaId": "B51AF142-FBF4-4602-BFD4-DD71D0EB0C3E", "versionEndIncluding": "5.1.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:groupsession:groupsession:*:*:*:*:zion:*:*:*", "matchCriteriaId": "4027BB4D-AE22-43B5-A206-94E71D7B6687", "versionEndIncluding": "5.1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Open redirect vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to redirect users to arbitrary web sites and conduct phishing attacks by having a user to access a specially crafted URL."}, {"lang": "es", "value": "Una vulnerabilidad de redirecci\u00f3n abierta en GroupSession Free edition versiones 5.1.1 y anteriores, GroupSession byCloud versiones 5.1.1 y anteriores, y GroupSession ZION versiones 5.1.1 y anteriores, permite a un atacante remoto no autenticado redirigir a usuarios a sitios web arbitrarios y realizar ataques de phishing haciendo que un usuario acceda a una URL especialmente dise\u00f1ada"}], "id": "CVE-2021-20875", "lastModified": "2026-06-17T03:34:35.557", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-24T07:15:06.747", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://groupsession.jp/info/info-news/security20211220"}, {"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN79798166/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://groupsession.jp/info/info-news/security20211220"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN79798166/index.html"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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