{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T01:28:03.273","vulnerabilities":[{"cve":{"id":"CVE-2020-1026","sourceIdentifier":"secure@microsoft.com","published":"2020-04-15T15:15:20.967","lastModified":"2024-11-21T05:09:35.233","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A Security Feature Bypass vulnerability exists in the MSR JavaScript Cryptography Library that is caused by multiple bugs in the library’s Elliptic Curve Cryptography (ECC) implementation.An attacker could potentially abuse these bugs to learn information about a server’s private ECC key (a key leakage attack) or craft an invalid ECDSA signature that nevertheless passes as valid.The security update addresses the vulnerability by fixing the bugs disclosed in the ECC implementation, aka 'MSR JavaScript Cryptography Library Security Feature Bypass Vulnerability'."},{"lang":"es","value":"Hay una vulnerabilidad de Omisión de la Característica de Seguridad en la MSR JavaScript Cryptography Library que es causada por múltiples bugs en la implementación de library’s Elliptic Curve Cryptography (ECC). Un atacante podría abusar de estos bugs para obtener información sobre la clave privada de un servidor (un ataque de filtrado de claves) o crear una firma ECDSA no válida que, no obstante, se considere válida. La actualización de la seguridad aborda la vulnerabilidad al corregir los bugs revelados en la implementación de la ECC, también se conoce como \"MSR JavaScript Cryptography Library Security Feature Bypass Vulnerability\"."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-200"},{"lang":"en","value":"CWE-347"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:research_javascript_cryptography_library:1.4:*:*:*:*:*:*:*","matchCriteriaId":"FCC764DA-F8E4-482C-824B-93FCFCD1C2F6"}]}]}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1026","source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1026","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}