CVE-2021-39207

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See commit 507d066ef432ea27d3e201da08009872a2f37725 for details."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "description": "CWE-502: Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-10T22:20:08.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725"}], "source": {"advisory": "GHSA-m87f-9fvv-2mgg", "discovery": "UNKNOWN"}, "title": "Deserialization of Untrusted Data in parlai", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-39207", "STATE": "PUBLIC", "TITLE": "Deserialization of Untrusted Data in parlai"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ParlAI", "version": {"version_data": [{"version_value": "< 1.1.0"}]}}]}, "vendor_name": "facebookresearch"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "parlai is a framework for training and evaluating AI models on a variety of openly available dialogue datasets. 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See commit 507d066ef432ea27d3e201da08009872a2f37725 for details."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-502: Deserialization of Untrusted Data"}]}]}, "references": {"reference_data": [{"name": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg", "refsource": "CONFIRM", "url": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg"}, {"name": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879", "refsource": "MISC", "url": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879"}, {"name": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725", "refsource": "MISC", "url": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725"}]}, "source": {"advisory": "GHSA-m87f-9fvv-2mgg", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:58:18.337Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-39207", "datePublished": "2021-09-10T22:20:09.000Z", "dateReserved": "2021-08-16T00:00:00.000Z", "dateUpdated": "2024-08-04T01:58:18.337Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "ParlAI", "vendor": "facebookresearch", "versions": [{"status": "affected", "version": "< 1.1.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:facebook:parlai:*:*:*:*:*:*:*:*", "matchCriteriaId": "024C0A42-7DCA-4692-8BFD-E6BEFF796D84", "versionEndExcluding": "1.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "parlai is a framework for training and evaluating AI models on a variety of openly available dialogue datasets. In affected versions the package is vulnerable to YAML deserialization attack caused by unsafe loading which leads to Arbitary code execution. This security bug is patched by avoiding unsafe loader users should update to version above v1.1.0. If upgrading is not possible then users can change the Loader used to SafeLoader as a workaround. See commit 507d066ef432ea27d3e201da08009872a2f37725 for details."}, {"lang": "es", "value": "parlai es un marco de trabajo para entrenar y evaluar modelos de IA en una variedad de conjuntos de datos de di\u00e1logo disponibles abiertamente. En las versiones afectadas el paquete es vulnerable a un ataque de deserializaci\u00f3n de YAML causado por una carga no segura que conlleva a una ejecuci\u00f3n de c\u00f3digo arbitrario. Este bug de seguridad es parcheado al evitar una carga no segura, los usuarios deben actualizar a una versi\u00f3n superior a v1.1.0. Si la actualizaci\u00f3n no es posible, entonces los usuarios pueden cambiar el Cargador usado a SafeLoader como soluci\u00f3n. Consulte el commit 507d066ef432ea27d3e201da08009872a2f37725 para m\u00e1s detalles"}], "id": "CVE-2021-39207", "lastModified": "2026-06-17T04:03:18.797", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "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:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-10T23:15:07.343", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/commit/4374fa2aba383db6526ab36e939eb1cf8ef99879"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/commit/507d066ef432ea27d3e201da08009872a2f37725"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebookresearch/ParlAI/security/advisories/GHSA-m87f-9fvv-2mgg"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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