Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:2.4.0:*:*:*:*:*:*:*", "matchCriteriaId": "F9E99F5A-E693-43E9-8AB3-A3FCB21BCF14", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The parse_char_class function in regparse.c in the Onigmo (aka Oniguruma-mod) regular expression library, as used in Ruby 2.4.0, allows remote attackers to cause a denial of service (deep recursion and application crash) via a crafted regular expression."}, {"lang": "es", "value": "La funci\u00f3n parse_char_class en regparse.c en la Onigmo (tambi\u00e9n conocida como Oniguruma-mod) libreria de expresi\u00f3n regular,como se utiliza en Ruby 2.4.0, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (recursi\u00f3n profunda y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de una expresi\u00f3n regular manipulada."}], "id": "CVE-2017-6181", "lastModified": "2025-04-20T01:37:25.860", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-04-03T05:59:00.847", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97304"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.ruby-lang.org/issues/13234"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/57660"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97304"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.ruby-lang.org/issues/13234"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/57660"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}