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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nscd:nscd:2.2.4:*:*:*:*:*:*:*", "matchCriteriaId": "19CD45A1-C6F5-4992-AD88-6B4F6609189B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The default configuration of Name Service Cache Daemon (nscd) in Caldera OpenLinux 3.1 and 3.1.1 uses cached PTR records instead of consulting the authoritative DNS server for the A record, which could make it easier for remote attackers to bypass applications that restrict access based on host names."}, {"lang": "es", "value": "La configuraci\u00f3n por defecto del Demonio de Cach\u00e9 del Servico de Nombres (ncsd) en Caldera OpenLinux 3.1 y 3.1.1 usa registros PTR en cach\u00e9 en vez de consultar al servidor DNS autoritativo para el registo A, lo que podr\u00eda hacer facilitar a atacantes remotos evitar restricciones de acceso basadas en nombres de m\u00e1quinas."}], "id": "CVE-2002-0511", "lastModified": "2026-06-16T21:57:35.110", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": true, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2002-08-12T04:00:00.000", "references": [{"source": "cve@mitre.org", "url": "http://www.calderasystems.com/support/security/advisories/CSSA-2002-013.0.txt"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.iss.net/security_center/static/8745.php"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/4399"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.calderasystems.com/support/security/advisories/CSSA-2002-013.0.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.iss.net/security_center/static/8745.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/4399"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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