CVE-2021-39225

{"containers": {"cna": {"affected": [{"product": "security-advisories", "vendor": "nextcloud", "versions": [{"status": "affected", "version": "< 1.2.9"}, {"status": "affected", "version": ">= 1.4.0, < 1.4.5"}, {"status": "affected", "version": ">= 1.5.0, < 1.5.3"}]}], "descriptions": [{"lang": "en", "value": "Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3. There are no known workarounds aside from upgrading."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-639", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-10-25T21:40:11.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/nextcloud/deck/pull/3316"}, {"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/1331728"}], "source": {"advisory": "GHSA-2x96-38qg-3m72", "discovery": "UNKNOWN"}, "title": "Missing permission check on Deck API", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-39225", "STATE": "PUBLIC", "TITLE": "Missing permission check on Deck API"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "security-advisories", "version": {"version_data": [{"version_value": "< 1.2.9"}, {"version_value": ">= 1.4.0, < 1.4.5"}, {"version_value": ">= 1.5.0, < 1.5.3"}]}}]}, "vendor_name": "nextcloud"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3. There are no known workarounds aside from upgrading."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-639: Authorization Bypass Through User-Controlled Key"}]}]}, "references": {"reference_data": [{"name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72", "refsource": "CONFIRM", "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72"}, {"name": "https://github.com/nextcloud/deck/pull/3316", "refsource": "MISC", "url": "https://github.com/nextcloud/deck/pull/3316"}, {"name": "https://hackerone.com/reports/1331728", "refsource": "MISC", "url": "https://hackerone.com/reports/1331728"}]}, "source": {"advisory": "GHSA-2x96-38qg-3m72", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:58:18.335Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/nextcloud/deck/pull/3316"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/1331728"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-39225", "datePublished": "2021-10-25T21:40:11.000Z", "dateReserved": "2021-08-16T00:00:00.000Z", "dateUpdated": "2024-08-04T01:58:18.335Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "security-advisories", "vendor": "nextcloud", "versions": [{"status": "affected", "version": "< 1.2.9"}, {"status": "affected", "version": ">= 1.4.0, < 1.4.5"}, {"status": "affected", "version": ">= 1.5.0, < 1.5.3"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*", "matchCriteriaId": "CB911568-587D-407F-B376-6EA281BC528E", "versionEndExcluding": "1.2.9", "vulnerable": true}, {"criteria": "cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*", "matchCriteriaId": "B8DCD24B-3B2A-4E12-A940-257D67602494", "versionEndExcluding": "1.4.5", "versionStartIncluding": "1.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:nextcloud:deck:*:*:*:*:*:*:*:*", "matchCriteriaId": "C080A3B5-2C58-4C29-9B22-183D13B7D4D7", "versionEndExcluding": "1.5.3", "versionStartIncluding": "1.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Nextcloud is an open-source, self-hosted productivity platform. A missing permission check in Nextcloud Deck before 1.2.9, 1.4.5 and 1.5.3 allows another authenticated users to access Deck cards of another user. It is recommended that the Nextcloud Deck App is upgraded to 1.2.9, 1.4.5 or 1.5.3. There are no known workarounds aside from upgrading."}, {"lang": "es", "value": "Nextcloud es una plataforma de productividad de c\u00f3digo abierto y auto-alojada. Una falta de comprobaci\u00f3n de permisos en Nextcloud Deck versiones anteriores a 1.2.9, 1.4.5 y 1.5.3, permit\u00eda a otro usuario autenticado acceder a las tarjetas de Deck de otro usuario. Es recomendado actualizar la aplicaci\u00f3n Nextcloud Deck a las versiones 1.2.9, 1.4.5 o 1.5.3. No se presentan soluciones conocidas aparte de la actualizaci\u00f3n"}], "id": "CVE-2021-39225", "lastModified": "2026-06-17T04:03:21.013", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 5.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-25T22:15:07.647", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/nextcloud/deck/pull/3316"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72"}, {"source": "security-advisories@github.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/1331728"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/nextcloud/deck/pull/3316"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2x96-38qg-3m72"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://hackerone.com/reports/1331728"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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