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{"cveTags": [], "descriptions": [{"lang": "en", "value": "tiny-secp256k1 is a tiny secp256k1 native/JS wrapper. Prior to version 1.1.7, a private key can be extracted on signing a malicious JSON-stringifiable object, when global Buffer is the buffer package. This affects only environments where require('buffer') is the NPM buffer package. The Buffer.isBuffer check can be bypassed, resulting in k reuse for different messages, leading to private key extraction over a single invalid message (and a second one for which any message/signature could be taken, e.g. previously known valid one). This issue has been patched in version 1.1.7."}, {"lang": "es", "value": "tiny-secp256k1 es un contenedor nativo/JS de tiny secp256k1. Antes de la versi\u00f3n 1.1.7, se pod\u00eda extraer una clave privada al firmar un objeto JSON malicioso que se pudiera convertir en cadena, cuando el paquete de b\u00fafer era global B\u00faffer. Esto solo afecta a entornos donde require('b\u00fafer') es el paquete de b\u00fafer de NPM. La comprobaci\u00f3n de Buffer.isBuffer se puede omitir, lo que resulta en la reutilizaci\u00f3n de k para diferentes mensajes, lo que conlleva la extracci\u00f3n de la clave privada de un \u00fanico mensaje no v\u00e1lido (y de un segundo para el que se podr\u00eda obtener cualquier mensaje/firma, por ejemplo, uno previamente conocido como v\u00e1lido). Este problema se ha corregido en la versi\u00f3n 1.1.7."}], "id": "CVE-2024-49364", "lastModified": "2025-07-03T15:14:12.767", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-07-01T03:15:21.163", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/bitcoinjs/tiny-secp256k1/pull/140"}, {"source": "security-advisories@github.com", "url": "https://github.com/bitcoinjs/tiny-secp256k1/security/advisories/GHSA-7mc2-6phr-23xc"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/bitcoinjs/tiny-secp256k1/security/advisories/GHSA-7mc2-6phr-23xc"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-522"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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