Show plain JSON{"id": "CVE-2020-14199", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2020-06-16T18:15:17.137", "references": [{"url": "https://blog.trezor.io/details-of-firmware-updates-for-trezor-one-version-1-9-1-and-trezor-model-t-version-2-3-1-1eba8f60f2dd", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-347"}]}], "descriptions": [{"lang": "en", "value": "BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows attackers to trick a user into making two signatures in certain cases, potentially leading to a huge transaction fee. NOTE: this affects all hardware wallets. It was fixed in 1.9.1 for the Trezor One and 2.3.1 for the Trezor Model T."}, {"lang": "es", "value": "BIP-143 en la especificaci\u00f3n del protocolo Bitcoin maneja inapropiadamente la firma de una transacci\u00f3n Segwit, lo que permite a atacantes enga\u00f1ar a un usuario para que haga dos firmas en determinados casos, lo que puede generar una enorme tarifa de transacci\u00f3n. NOTA: Esto afecta a todas las billeteras de hardware. Se corrigi\u00f3 en la versi\u00f3n 1.9.1 para Trezor One y versi\u00f3n 2.3.1 para Trezor Model T"}], "lastModified": "2020-06-23T18:33:16.883", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:satoshilabs:trezor_model_t:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C7B1DAC4-21AF-40D2-884D-3849FA2FEDCD"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:satoshilabs:trezor_model_t_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "552BB9D9-7E83-401C-80B5-17967AE9B308", "versionEndExcluding": "2.3.1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:satoshilabs:trezor_one:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "92B96EC0-5A94-48F7-A1D7-FC9069AADA8C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:satoshilabs:trezor_one_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8872F5FE-E695-4B40-969F-BDD859A9103D", "versionEndExcluding": "1.9.1"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}