CVE-2025-6646

{"id": "CVE-2025-6646", "cveTags": [], "metrics": {"cvssMetricV30": [{"type": "Secondary", "source": "zdi-disclosures@trendmicro.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 1.8}]}, "published": "2025-06-25T22:15:21.887", "references": [{"url": "https://www.pdf-xchange.com/support/security-bulletins.html", "tags": ["Vendor Advisory"], "source": "zdi-disclosures@trendmicro.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-25-431/", "tags": ["Third Party Advisory"], "source": "zdi-disclosures@trendmicro.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "zdi-disclosures@trendmicro.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "PDF-XChange Editor U3D File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the parsing of U3D files. 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-26643."}, {"lang": "es", "value": "Vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n de uso tras liberaci\u00f3n en el an\u00e1lisis de archivos U3D del editor PDF-XChange. Esta vulnerabilidad permite a atacantes remotos divulgar informaci\u00f3n confidencial sobre las instalaciones afectadas del editor PDF-XChange. Para explotar esta vulnerabilidad, se requiere la interacci\u00f3n del usuario, ya que el objetivo debe visitar una p\u00e1gina maliciosa o abrir un archivo malicioso. La falla espec\u00edfica se encuentra en el an\u00e1lisis de archivos U3D. El problema se debe a que no se valida la existencia de un objeto antes de realizar operaciones en \u00e9l. Un atacante puede aprovechar esto, junto con otras vulnerabilidades, para ejecutar c\u00f3digo arbitrario en el contexto del proceso actual. Era ZDI-CAN-26643."}], "lastModified": "2025-07-01T19:32:59.540", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:pdf-xchange:pdf-tools:10.5.2.395:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2BD9DF1A-4580-487C-B5CD-5CFEA9B9EFC7"}, {"criteria": "cpe:2.3:a:pdf-xchange:pdf-xchange_editor:10.5.2.395:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38301DEE-CA79-48C7-9E8C-1EA9EDEFACD3"}], "operator": "OR"}]}], "sourceIdentifier": "zdi-disclosures@trendmicro.com"}