CVE-2023-51641

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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Allegra", "vendor": "Allegra", "versions": [{"status": "affected", "version": "7.5.0 build 29"}]}], "source": "zdi-disclosures@trendmicro.com"}, {"affectedData": [{"cpes": ["cpe:2.3:a:alltena:allegra:7.5.0build29:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "allegra", "vendor": "alltena", "versions": [{"status": "affected", "version": "7.5.0build29"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:alltena:allegra:*:*:*:*:*:*:*:*", "matchCriteriaId": "21BACEA1-B578-4BE9-89BC-CA7C3F409FD8", "versionEndExcluding": "7.5.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Allegra renderFieldMatch Deserialization of Unstrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, product implements a registration mechanism that can be used to create a user with a sufficient privilege level.\n\nThe specific flaw exists within the renderFieldMatch method. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE. Was ZDI-CAN-22505."}, {"lang": "es", "value": "Vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo en renderFieldMatch de Allegra que deserializa datos no confiables. Esta vulnerabilidad permite a atacantes remotos ejecutar c\u00f3digo arbitrario en las instalaciones afectadas de Allegra. Aunque se requiere autenticaci\u00f3n para explotar esta vulnerabilidad, el producto implementa un mecanismo de registro que se puede utilizar para crear un usuario con un nivel de privilegio suficiente. La falla espec\u00edfica existe dentro del m\u00e9todo renderFieldMatch. El problema es el resultado de la falta de una validaci\u00f3n adecuada de los datos proporcionados por el usuario, lo que puede provocar la deserializaci\u00f3n de datos no confiables. Un atacante puede aprovechar esta vulnerabilidad para ejecutar c\u00f3digo en el contexto de SERVICIO LOCAL. Era ZDI-CAN-22505."}], "id": "CVE-2023-51641", "lastModified": "2026-06-17T06:41:23.037", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-51641", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-11-25T16:31:54.906551Z", "version": "2.0.3"}}]}, "published": "2024-11-22T20:15:06.643", "references": [{"source": "zdi-disclosures@trendmicro.com", "tags": ["Release Notes"], "url": "https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.html"}, {"source": "zdi-disclosures@trendmicro.com", "tags": ["Third Party Advisory"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-24-106/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

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