{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-34976", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2021-06-17T19:27:05.659Z", "datePublished": "2024-05-07T22:54:48.308Z", "dateUpdated": "2024-08-04T00:26:55.718Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2024-05-07T22:54:48.308Z"}, "title": "Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability", "descriptions": [{"lang": "en", "value": "Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. 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 handling of PDF 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-14659."}], "affected": [{"vendor": "Foxit", "product": "PDF Reader", "versions": [{"version": "11.0.1.49938", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-416", "description": "CWE-416: Use After Free", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1207/", "name": "ZDI-21-1207", "tags": ["x_research-advisory"]}, {"url": "https://www.foxit.com/support/security-bulletins.html", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2021-06-30T08:56:51.702-05:00", "datePublic": "2021-10-15T07:37:20.271-05:00", "source": {"lang": "en", "value": "Milan Kyselica of IstroSec"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "baseScore": 3.3, "baseSeverity": "LOW"}}]}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-34976", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-08T14:57:25.607373Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:foxit:pdf_reader:11.0.1.49938:*:*:*:*:*:*:*"], "vendor": "foxit", "product": "pdf_reader", "versions": [{"status": "affected", "version": "11.0.1.49938"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:12:47.657Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:26:55.718Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1207/", "name": "ZDI-21-1207", "tags": ["x_research-advisory", "x_transferred"]}, {"url": "https://www.foxit.com/support/security-bulletins.html", "name": "vendor-provided URL", "tags": ["vendor-advisory", "x_transferred"]}]}]}}

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{"descriptions": [{"lang": "en", "value": "Foxit PDF Reader PDF File Parsing Use-After-Free Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. 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 handling of PDF 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-14659."}, {"lang": "es", "value": "Vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n de use-after-free de archivos PDF de Foxit PDF Reader. Esta vulnerabilidad permite a atacantes remotos revelar informaci\u00f3n confidencial sobre las instalaciones afectadas de Foxit PDF Reader. Se requiere la interacci\u00f3n del usuario para aprovechar esta vulnerabilidad, ya que el objetivo debe visitar una p\u00e1gina maliciosa o abrir un archivo malicioso. La falla espec\u00edfica existe en el manejo de archivos PDF. El problema surge de la falta de validaci\u00f3n de la existencia de un objeto antes de realizar operaciones sobre \u00e9l. Un atacante puede aprovechar esto junto con otras vulnerabilidades para ejecutar c\u00f3digo arbitrario en el contexto del proceso actual. Era ZDI-CAN-14659."}], "id": "CVE-2021-34976", "lastModified": "2024-11-21T06:11:37.540", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "[email protected]", "type": "Secondary"}]}, "published": "2024-05-07T23:15:13.007", "references": [{"source": "[email protected]", "url": "https://www.foxit.com/support/security-bulletins.html"}, {"source": "[email protected]", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1207/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.foxit.com/support/security-bulletins.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1207/"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "[email protected]", "type": "Secondary"}]}

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