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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:avahi:avahi-daemon:0.6.23:*:*:*:*:*:*:*", "matchCriteriaId": "A5282283-E0A7-4D0C-A951-9D8F39E374FA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The originates_from_local_legacy_unicast_socket function in avahi-core/server.c in avahi-daemon 0.6.23 does not account for the network byte order of a port number when processing incoming multicast packets, which allows remote attackers to cause a denial of service (network bandwidth and CPU consumption) via a crafted legacy unicast mDNS query packet that triggers a multicast packet storm."}, {"lang": "es", "value": "La funci\u00f3n originates_from_local_legacy_unicast_socket en avahi-core/server.c en avahi-daemon v0.6.23 no tiene en cuenta la orden del byte de red de un numero de puerto cuando se esta procesando la llegada de paquetes multidifusi\u00f3n, lo que permite a atacantes remotos producir una denegaci\u00f3n de servicio (agotamiento de ancho de banda y CPU) a trav\u00e9s de un paquete de petici\u00f3n legada monodifusi\u00f3n mDNS que dispara una tormenta de paquetes multidifusi\u00f3n."}], "id": "CVE-2009-0758", "lastModified": "2010-08-12T14:13:50.063", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-03-03T16:30:05.313", "references": [{"source": "cve@mitre.org", "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=517683"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00000.html"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/38420"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2010/dsa-2086"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:076"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2009/03/02/1"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/33946"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "This issue has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0528.html.", "lastModified": "2010-07-13T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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