CVE-2018-20751

{"id": "CVE-2018-20751", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2019-02-04T19:29:00.240", "references": [{"url": "https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-crop_page-podofo-0-9-6/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceforge.net/p/podofo/tickets/33/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in crop_page in PoDoFo 0.9.6. For a crafted PDF document, pPage->GetObject()->GetDictionary().AddKey(PdfName(\"MediaBox\"),var) can be problematic due to the function GetObject() being called for the pPage NULL pointer object. The value of pPage at this point is 0x0, which causes a NULL pointer dereference."}, {"lang": "es", "value": "Se ha descubierto un problema en crop_page en PoDoFo 0.9.6. Para un documento PDF manipulado, pPage->GetObject()->GetDictionary().AddKey(PdfName(\"MediaBox\"),var) puede dar problemas debido a que se llama a la funci\u00f3n GetObject() para el objeto de puntero NULL de pPage. En este punto, el valor de pPage es 0x0, lo que provoca una desreferencia de puntero NULL."}], "lastModified": "2019-02-08T21:45:59.703", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:podofo_project:podofo:0.9.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "389AF43A-D7A7-4AA6-9FEE-AE5023F8937C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}