CVE-2012-4286

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application crash) via a crafted pcap-ng file."}, {"lang": "es", "value": "La funci\u00f3n pcapng_read_packet_block en wiretap/pcapng.c en un fichero pcap-ng del parseador en Wireshark v1.8.x anterior a v1.8.2 permite a usuarios asistidos por atacantes remotos causar una denegaci\u00f3n de servicio (error por divisi\u00f3n por cero y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un fichero pcap-ng."}], "id": "CVE-2012-4286", "lastModified": "2026-06-16T23:44:46.993", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": 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"vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-189"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "wireshark: crash due to zero division in pcnap-ng file parser (wnpa-sec-2012-24)", "id": "848584", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=848584"}, "csaw": false, "cvss": {"cvss_base_score": "1.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["The pcapng_read_packet_block function in wiretap/pcapng.c in the pcap-ng file parser in Wireshark 1.8.x before 1.8.2 allows user-assisted remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted pcap-ng file."], "name": "CVE-2012-4286", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2012-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-4286\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4286"], "statement": "This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 5 or 6.", "threat_severity": "Low"}

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