CVE-2020-1026

Katalog CVE

CVSS 9.8 · Critical EPSS 2,6%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada microsoft research javascript cryptography library. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

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'.

Rincian

Terbit di NVD

15 April 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-347: Improper Verification of Cryptographic Signature

EPSS (30 hari)

2,6% peluang dieksploitasi; lebih tinggi dari 84,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1026 patch · advisory vendor