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Webrick."}, {"lang": "es", "value": "El motor de expresiones regulares (regex.c) en Ruby 1.8.5 y anteriores, 1.8.6 a trav\u00e9s de p286-1.8.6, 1.8.7 a trav\u00e9s de 1.8.7-p71, y 1.9 a trav\u00e9s de r18423 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (bucle infinito y caida) a trav\u00e9s de m\u00faltiples peticiones largas a un socket de Ruby. Esta denegaci\u00f3n de servicio esta relacionada con un fallo en la asignaci\u00f3n de memoria, como se ha demostrado contra Webrick."}], "id": "CVE-2008-3443", "lastModified": "2026-04-23T00:35:47.467", "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}]}, "published": "2008-08-14T23:41:00.000", "references": [{"source": "cve@mitre.org", "url": "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html"}, {"source": "cve@mitre.org", "url": 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{"affected_release": [{"advisory": "RHSA-2008:0895", "cpe": "cpe:/o:redhat:enterprise_linux:2.1", "package": "ruby-0:1.6.4-7.el2", "product_name": "Red Hat Enterprise Linux 2.1", "release_date": "2008-10-21T00:00:00Z"}, {"advisory": "RHSA-2008:0896", "cpe": "cpe:/o:redhat:enterprise_linux:3", "package": "ruby-0:1.6.8-13.el3", "product_name": "Red Hat Enterprise Linux 3", "release_date": "2008-10-21T00:00:00Z"}, {"advisory": "RHSA-2008:0897", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "ruby-0:1.8.1-7.el4_7.1", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2008-10-21T00:00:00Z"}, {"advisory": "RHSA-2008:0897", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "ruby-0:1.8.5-5.el5_2.5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-10-21T00:00:00Z"}], "bugzilla": {"description": "ruby: Memory allocation failure in Ruby regex engine (remotely exploitable DoS)", "id": "459266", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=459266"}, "csaw": false, "details": ["The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick."], "name": "CVE-2008-3443", "public_date": "2008-08-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2008-3443\nhttps://nvd.nist.gov/vuln/detail/CVE-2008-3443"], "threat_severity": "Moderate"}

{}