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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Bitcoin Core before 25.0 allows remote attackers to cause a denial of service (blocktxn message-handling assertion and node exit) by including transactions in a blocktxn message that are not committed to in a block's merkle root. FillBlock can be called twice for one PartiallyDownloadedBlock instance."}, {"lang": "es", "value": "Las versiones anteriores a la 25.0 de Bitcoin Core permiten a atacantes remotos provocar una denegaci\u00f3n de servicio (afirmaci\u00f3n de manejo de mensajes blocktxn y salida de nodo) mediante la inclusi\u00f3n de transacciones en un mensaje blocktxn que no est\u00e1n confirmadas en la ra\u00edz merkle de un bloque. FillBlock se puede llamar dos veces para una instancia de PartiallyDownloadedBlock."}], "id": "CVE-2024-35202", "lastModified": "2024-10-15T12:58:51.050", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-10-10T13:15:14.077", "references": [{"source": "cve@mitre.org", "url": "https://bitcoincore.org/en/2024/10/08/disclose-blocktxn-crash/"}, {"source": "cve@mitre.org", "url": "https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures"}, {"source": "cve@mitre.org", "url": "https://github.com/bitcoin/bitcoin/blob/master/doc/release-notes/release-notes-25.0.md"}, {"source": "cve@mitre.org", "url": "https://github.com/bitcoin/bitcoin/pull/26898"}, {"source": "cve@mitre.org", "url": "https://github.com/bitcoin/bitcoin/releases/tag/v25.0"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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