CVE-2007-4826

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NOTE: vector 2 only exists when debugging is enabled."}, {"lang": "es", "value": "bgpd en Quagga versiones anteriores a 0.99.9, permite que los peers BGP configurados expl\u00edcitamente causen una denegaci\u00f3n de servicio (bloqueo) por medio de (1) mensaje OPEN malformado o (2) un atributo COMMUNITY malformado, que desencadena una desreferencia del puntero NULL. NOTA: el vector 2 solo existe cuando la depuraci\u00f3n est\u00e1 habilitada."}], "id": "CVE-2007-4826", "lastModified": "2026-06-16T22:44:52.107", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2007-09-12T10:17:00.000", "references": [{"source": "secalert@redhat.com", "url": "http://fedoranews.org/updates/FEDORA-2007-219.shtml"}, {"source": "secalert@redhat.com", "url": 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{"affected_release": [{"advisory": "RHSA-2010:0785", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "quagga-0:0.98.3-4.el4_8.1", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2010-10-20T00:00:00Z"}, {"advisory": "RHSA-2010:0785", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "quagga-0:0.98.6-5.el5_5.2", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2010-10-20T00:00:00Z"}], "bugzilla": {"description": "quagga bgpd DoS", "id": "285691", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=285691"}, "csaw": false, "cvss": {"cvss_base_score": "3.3", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled."], "name": "CVE-2007-4826", "public_date": "2007-09-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2007-4826\nhttps://nvd.nist.gov/vuln/detail/CVE-2007-4826"], "statement": "Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=285691\nThe Red Hat Product Security has rated this issue as having low security impact, a future update may address this flaw.", "threat_severity": "Low"}

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