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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:xpdfreader:xpdf:4.00:*:*:*:*:*:*:*", "matchCriteriaId": "19B28AC8-BC60-47E6-94E2-2A8541B53B4C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in Xpdf 4.00. catalog->getNumPages() in AcroForm.cc allows attackers to launch a denial of service (hang caused by large loop) via a specific pdf file, as demonstrated by pdftohtml. This is mainly caused by a large number after the /Count field in the file."}, {"lang": "es", "value": "Se ha descubierto un problema en Xpdf 4.00. catalog->getNumPages() en AcroForm.cc permite que los atacantes provoquen una denegaci\u00f3n de servicio (bloqueo provocado por un gran bucle) mediante un archivo PDF espec\u00edfico, tal y como queda demostrado con pdftohtml. Esto es provocado principalmente por un n\u00famero grande tras el campo /Count en el archivo."}], "id": "CVE-2018-18651", "lastModified": "2019-10-03T00:03:26.223", "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": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-10-25T13:29:00.347", "references": [{"source": "nvd@nist.gov", "tags": ["Third Party Advisory"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/152005"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://forum.xpdfreader.com/viewtopic.php?f=3&t=41219&p=41747#p41747"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-834"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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