CVE-2020-28498

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{"affected": [{"affectedData": [{"product": "elliptic", "vendor": "n/a", "versions": [{"status": "affected", "version": "< 6.5.4"}]}], "source": "report@snyk.io"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:indutny:elliptic:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "FFA0B018-C763-403E-96CE-C7C7C2DE0203", "versionEndExcluding": "6.5.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The package elliptic before 6.5.4 are vulnerable to Cryptographic Issues via the secp256k1 implementation in elliptic/ec/key.js. There is no check to confirm that the public key point passed into the derive function actually exists on the secp256k1 curve. This results in the potential for the private key used in this implementation to be revealed after a number of ECDH operations are performed."}, {"lang": "es", "value": "El paquete elliptic anterior a la versi\u00f3n 6.5.4 es vulnerable a problemas criptogr\u00e1ficos a trav\u00e9s de la implementaci\u00f3n secp256k1 en elliptic/ec/key.js. No hay ninguna comprobaci\u00f3n para confirmar que el punto de la clave p\u00fablica que se pasa a la funci\u00f3n derive existe realmente en la curva secp256k1. Esto resulta en la posibilidad de que la clave privada utilizada en esta implementaci\u00f3n sea revelada despu\u00e9s de realizar una serie de operaciones ECDH"}], "id": "CVE-2020-28498", "lastModified": "2026-06-17T03:10:32.537", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.0, "source": "report@snyk.io", "type": "Secondary"}]}, "published": "2021-02-02T19:15:13.720", "references": [{"source": "report@snyk.io", "tags": ["Third Party Advisory"], "url": "https://github.com/christianlundkvist/blog/blob/master/2020_05_26_secp256k1_twist_attacks/secp256k1_twist_attacks.md"}, {"source": "report@snyk.io", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/indutny/elliptic/commit/441b7428b0e8f6636c42118ad2aaa186d3c34c3f"}, {"source": "report@snyk.io", "tags": ["Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1069836"}, {"source": "report@snyk.io", "tags": ["Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JS-ELLIPTIC-1064899"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/christianlundkvist/blog/blob/master/2020_05_26_secp256k1_twist_attacks/secp256k1_twist_attacks.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/indutny/elliptic/commit/441b7428b0e8f6636c42118ad2aaa186d3c34c3f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1069836"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-JS-ELLIPTIC-1064899"}], "sourceIdentifier": "report@snyk.io", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-327"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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