CVE-2004-0836

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before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length)."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer en la funci\u00f3n mysql_real_connect de MySQL 4.x anteriores a 3.0.21 y 3.x anteriores a 3.23.49 permite a servidores DNS remotos causar una denegaci\u00f3n de servicio y posiblemente ejecutar c\u00f3digo arbitrario mediante una respuesta DNS con un un tama\u00f1o de direcci\u00f3n largo (h_length)."}], "id": "CVE-2004-0836", "lastModified": "2026-06-16T22:06:29.247", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, 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{"affected_release": [{"advisory": "RHSA-2004:611", "cpe": "cpe:/a:redhat:rhel_extras:3", "product_name": "Red Hat Desktop version 3 Extras", "release_date": "2004-10-27T00:00:00Z"}, {"advisory": "RHSA-2004:597", "cpe": "cpe:/o:redhat:enterprise_linux:2.1", "product_name": "Red Hat Enterprise Linux AS (Advanced Server) version 2.1", "release_date": "2004-10-20T00:00:00Z"}, {"advisory": "RHSA-2004:597", "cpe": "cpe:/o:redhat:enterprise_linux:2.1", "product_name": "Red Hat Enterprise Linux ES version 2.1", "release_date": "2004-10-20T00:00:00Z"}, {"advisory": "RHSA-2004:597", "cpe": "cpe:/o:redhat:enterprise_linux:2.1", "product_name": "Red Hat Enterprise Linux WS version 2.1", "release_date": "2004-10-20T00:00:00Z"}, {"advisory": "RHSA-2004:597", "cpe": "cpe:/o:redhat:enterprise_linux:2.1", "product_name": "Red Hat Linux Advanced Workstation 2.1", "release_date": "2004-10-20T00:00:00Z"}], "bugzilla": {"description": "security flaw", "id": "1617309", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1617309"}, "csaw": false, "details": ["Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length)."], "name": "CVE-2004-0836", "public_date": "2004-06-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2004-0836\nhttps://nvd.nist.gov/vuln/detail/CVE-2004-0836"], "threat_severity": "Important"}

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