{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-35933", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2023-06-20T14:02:45.593Z", "datePublished": "2023-06-26T19:26:30.929Z", "dateUpdated": "2023-06-26T19:26:30.929Z"}, "containers": {"cna": {"title": "OpenFGA denial of service die to circular relationship", "problemTypes": [{"descriptions": [{"cweId": "CWE-835", "lang": "en", "description": "CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/openfga/openfga/security/advisories/GHSA-hr9r-8phq-5x8j", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/openfga/openfga/security/advisories/GHSA-hr9r-8phq-5x8j"}, {"name": "https://github.com/openfga/openfga/commit/087ce392595f3c319ab3028b5089118ea4063452", "tags": ["x_refsource_MISC"], "url": "https://github.com/openfga/openfga/commit/087ce392595f3c319ab3028b5089118ea4063452"}, {"name": "https://openfga.dev/api/service#/Relationship%20Queries/Check", "tags": ["x_refsource_MISC"], "url": "https://openfga.dev/api/service#/Relationship%20Queries/Check"}, {"name": "https://openfga.dev/api/service#/Relationship%20Queries/ListObjects", "tags": ["x_refsource_MISC"], "url": "https://openfga.dev/api/service#/Relationship%20Queries/ListObjects"}], "affected": [{"vendor": "openfga", "product": "openfga", "versions": [{"version": "< 1.1.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2023-06-26T19:26:30.929Z"}, "descriptions": [{"lang": "en", "value": "OPenFGA is an open source authorization/permission engine built for developers. OpenFGA versions v1.1.0 and prior are vulnerable to a DoS attack when Check and ListObjects calls are executed against authorization models that contain circular relationship definitions. Users are affected by this vulnerability if they are using OpenFGA v1.1.0 or earlier, and if you are executing `Check` or `ListObjects` calls against a vulnerable authorization model. Users are advised to upgrade to version 1.1.1. There are no known workarounds for this vulnerability. Users that do not have circular relationships in their models are not affected."}], "source": {"advisory": "GHSA-hr9r-8phq-5x8j", "discovery": "UNKNOWN"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openfga:openfga:*:*:*:*:*:*:*:*", "matchCriteriaId": "9095E429-49EA-4877-9CE1-F014340AEA2F", "versionEndExcluding": "1.1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "OPenFGA is an open source authorization/permission engine built for developers. OpenFGA versions v1.1.0 and prior are vulnerable to a DoS attack when Check and ListObjects calls are executed against authorization models that contain circular relationship definitions. Users are affected by this vulnerability if they are using OpenFGA v1.1.0 or earlier, and if you are executing `Check` or `ListObjects` calls against a vulnerable authorization model. Users are advised to upgrade to version 1.1.1. There are no known workarounds for this vulnerability. Users that do not have circular relationships in their models are not affected."}, {"lang": "es", "value": "OpenFGA es un motor de autorizaci\u00f3n/permiso de c\u00f3digo abierto creado para desarrolladores. Las versiones v1.1.0 y anteriores de OpenFGA son vulnerables a un ataque DoS cuando se ejecutan llamadas a \"Check\" y \"ListObjects\" contra modelos de autorizaci\u00f3n que contienen definiciones de relaciones circulares. Los usuarios se ven afectados por esta vulnerabilidad si utilizan OpenFGA v1.1.0 o anterior, y si se ejecutan llamadas \"Check\" o \"ListObjects\" contra un modelo de autorizaci\u00f3n vulnerable. Se recomienda a los usuarios que actualicen la versi\u00f3n 1.1.1. No se conocen soluciones para esta vulnerabilidad. Los usuarios que no tengan relaciones circulares en sus modelos no se ver\u00e1n afectados. "}], "id": "CVE-2023-35933", "lastModified": "2023-07-06T18:13:47.323", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2023-06-26T20:15:10.580", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/openfga/openfga/commit/087ce392595f3c319ab3028b5089118ea4063452"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/openfga/openfga/security/advisories/GHSA-hr9r-8phq-5x8j"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://openfga.dev/api/service#/Relationship%20Queries/Check"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://openfga.dev/api/service#/Relationship%20Queries/ListObjects"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-835"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}