CVE-2023-33876

{"id": "CVE-2023-33876", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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": "2023-07-19T14:15:10.393", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1796", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1796", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1796", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "A use-after-free vulnerability exists in the way Foxit Reader 12.1.2.15332 handles destroying annotations. Specially crafted Javascript code inside a malicious PDF document can trigger reuse of a previously freed object, which can lead to memory corruption and result in arbitrary code execution. An attacker needs to trick the user into opening the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially crafted, malicious site if the browser plugin extension is enabled."}, {"lang": "es", "value": "Existe una vulnerabilidad de uso despu\u00e9s de la liberaci\u00f3n en la forma en que Foxit Reader 12.1.2.15332 maneja la destrucci\u00f3n de anotaciones. El c\u00f3digo Javascript especialmente manipulado dentro de un documento PDF malicioso puede desencadenar la reutilizaci\u00f3n de un objeto previamente liberado, lo que puede provocar da\u00f1os en la memoria y provocar la ejecuci\u00f3n de c\u00f3digo arbitrario. Un atacante debe enga\u00f1ar al usuario para que abra el archivo malicioso para desencadenar esta vulnerabilidad. La explotaci\u00f3n tambi\u00e9n es posible si un usuario visita un sitio malicioso especialmente manipulado si la extensi\u00f3n del complemento del navegador est\u00e1 habilitada."}], "lastModified": "2025-11-04T20:16:29.700", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:foxit:pdf_reader:12.1.2.15332:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "03BAF434-E618-4E4D-AABE-BE5A1298F877"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}