CVE-2017-6921

{"containers": {"cna": {"affected": [{"product": "Drupal Core", "vendor": "Drupal", "versions": [{"lessThan": "8.3.4", "status": "affected", "version": "Drupal 8", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource."}], "problemTypes": [{"descriptions": [{"description": "Access Bypass", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-01-16T10:57:01.000Z", "orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal"}, "references": [{"name": "99222", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/99222"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"}, {"name": "1038781", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1038781"}], "source": {"advisory": "SA-CORE-2017-003", "discovery": "UNKNOWN"}, "title": "File REST resource does not properly validate", "x_legacyV4Record": {"CVE_data_meta": {"AKA": "", "ASSIGNER": "security@drupal.org", "DATE_PUBLIC": "", "ID": "CVE-2017-6921", "STATE": "PUBLIC", "TITLE": "File REST resource does not properly validate"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Drupal Core", "version": {"version_data": [{"affected": "<", "platform": "", "version_affected": "<", "version_name": "Drupal 8", "version_value": "8.3.4"}]}}]}, "vendor_name": "Drupal"}]}}, "configuration": [], "credit": [], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource."}]}, "exploit": [], "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "PHYSICAL", "availabilityImpact": "NONE", "baseScore": 0, "baseSeverity": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:N", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Access Bypass"}]}]}, "references": {"reference_data": [{"name": "99222", "refsource": "BID", "url": "http://www.securityfocus.com/bid/99222"}, {"name": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple", "refsource": "CONFIRM", "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"}, {"name": "1038781", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1038781"}]}, "solution": [], "source": {"advisory": "SA-CORE-2017-003", "defect": [], "discovery": "UNKNOWN"}, "work_around": []}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T15:49:01.335Z"}, "title": "CVE Program Container", "references": [{"name": "99222", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/99222"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"}, {"name": "1038781", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1038781"}]}]}, "cveMetadata": {"assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "assignerShortName": "drupal", "cveId": "CVE-2017-6921", "datePublished": "2019-01-15T22:00:00.000Z", "dateReserved": "2017-03-16T00:00:00.000Z", "dateUpdated": "2024-09-16T19:47:08.043Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Drupal Core", "vendor": "Drupal", "versions": [{"lessThan": "8.3.4", "status": "affected", "version": "Drupal 8", "versionType": "custom"}]}], "source": "mlhess@drupal.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*", "matchCriteriaId": "B0C572FD-C76D-4714-85A3-5CFF9F292C2C", "versionEndExcluding": "8.3.4", "versionStartIncluding": "8.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource."}, {"lang": "es", "value": "En Drupal 8, en versiones anteriores a la 8.3.4, el recurso de archivo REST no valida correctamente algunos campos al manipular archivos. Un sitio solo se ve afectado por esto si tiene el m\u00f3dulo RESTful Web Services (rest) habilitado, el recurso de archivo REST habilitado, permite peticiones PATCH, y un atacante es capaz de obtener o registrar una cuenta de usuario en el sitio con permisos para subir archivos y modificar el recurso de archivo."}], "id": "CVE-2017-6921", "lastModified": "2026-06-17T01:23:20.260", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-01-15T21:29:00.243", "references": [{"source": "mlhess@drupal.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99222"}, {"source": "mlhess@drupal.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1038781"}, {"source": "mlhess@drupal.org", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99222"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1038781"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"}], "sourceIdentifier": "mlhess@drupal.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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