CVE-2002-0514

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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:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "60DA30A1-3360-46BC-85B7-008D535F95BE", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL."}, {"lang": "es", "value": "PF en OpenBSD 3.0 con la regla return-rst establece el TTL (Time to Live) a 128 en el paquete RST, lo que permite a atacantes remotos determinar si un puerto est\u00e1 siendo filtrado porque el TTL es diferente del de por defecto."}], "id": "CVE-2002-0514", "lastModified": "2026-06-16T21:57:35.440", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2002-08-12T04:00:00.000", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link", "Vendor Advisory"], "url": "http://www.iss.net/security_center/static/8738.php"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/265188"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Exploit", "Third Party Advisory", "VDB Entry", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/4401"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Vendor Advisory"], "url": "http://www.iss.net/security_center/static/8738.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry", "Vendor Advisory"], "url": "http://www.securityfocus.com/archive/1/265188"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Exploit", "Third Party Advisory", "VDB Entry", "Vendor Advisory"], "url": "http://www.securityfocus.com/bid/4401"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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