CVE-2018-3759

{"id": "CVE-2018-3759", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "published": "2018-06-13T15:29:00.267", "references": [{"url": "https://github.com/jtdowney/private_address_check/commit/4068228187db87fea7577f7020099399772bb147", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}, {"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "private_address_check ruby gem before 0.5.0 is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to the address the socket uses not being checked. DNS entries with a TTL of 0 can trigger this case where the initial resolution is a public address but the subsequent resolution is a private address."}, {"lang": "es", "value": "La gema de Ruby private_address_check en versiones anteriores a la 0.5.0 es vulnerable a una condici\u00f3n de carrera TOCTOU (time-of-check time-of-use) debido a que no se comprueba la direcci\u00f3n empleada por el socket. Las entradas DNS con un TLL de 0 pueden desencadenar este caso donde la resoluci\u00f3n inicial es una direcci\u00f3n p\u00fablica, pero la siguiente es una direcci\u00f3n privada."}], "lastModified": "2019-10-09T23:40:35.590", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:private_address_check_project:private_address_check:*:*:*:*:*:ruby:*:*", "vulnerable": true, "matchCriteriaId": "6FCBC921-366D-465C-9171-A5F2101A6078", "versionEndExcluding": "0.5.0"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}