CVE-2018-17621

{"id": "CVE-2018-17621", "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": "2018-10-29T21:29:01.083", "references": [{"url": "https://www.foxitsoftware.com/support/security-bulletins.php", "tags": ["Mitigation", "Vendor Advisory"], "source": "zdi-disclosures@trendmicro.com"}, {"url": "https://zerodayinitiative.com/advisories/ZDI-18-1102", "tags": ["Third Party Advisory", "VDB Entry"], "source": "zdi-disclosures@trendmicro.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}, {"type": "Secondary", "source": "zdi-disclosures@trendmicro.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.5096. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Format events. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6355."}, {"lang": "es", "value": "Esta vulnerabilidad permite que los atacantes remotos ejecuten c\u00f3digo arbitrario en instalaciones vulnerables de Foxit Reader 9.0.1.5096. Se requiere de interacci\u00f3n del usuario para explotar esta vulnerabilidad en la que el objetivo debe visitar una p\u00e1gina maliciosa o abrir un archivo malicioso. Este error en concreto existe en la gesti\u00f3n de eventos Format. El problema deriva de la falta de validaci\u00f3n de la existencia de un objeto previa a la realizaci\u00f3n de operaciones sobre el objeto. Un atacante podr\u00eda aprovecharse de esta vulnerabilidad para ejecutar c\u00f3digo en el contexto del actual proceso. Anteriormente era ZDI-CAN-6355."}], "lastModified": "2019-10-09T23:36:45.160", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:foxitsoftware:reader:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BEFC4D9C-9D1F-4C4D-9FF9-D12D8F9E624C", "versionEndIncluding": "9.1.0.5096"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com"}