CVE Vulnerabilities

CVE-2020-0601

Improper Certificate Validation

Published: Jan 14, 2020 | Modified: Aug 12, 2022
CVSS 3.x
8.1
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS 2.x
5.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

A spoofing vulnerability exists in the way Windows CryptoAPI (Crypt32.dll) validates Elliptic Curve Cryptography (ECC) certificates.An attacker could exploit the vulnerability by using a spoofed code-signing certificate to sign a malicious executable, making it appear the file was from a trusted, legitimate source, aka Windows CryptoAPI Spoofing Vulnerability.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Windows_10 Microsoft - (including) - (including)
Windows_10 Microsoft 1607 (including) 1607 (including)
Windows_10 Microsoft 1709 (including) 1709 (including)
Windows_10 Microsoft 1803 (including) 1803 (including)
Windows_10 Microsoft 1809 (including) 1809 (including)
Windows_10 Microsoft 1903 (including) 1903 (including)
Windows_10 Microsoft 1909 (including) 1909 (including)
Windows_server_2016 Microsoft - (including) - (including)
Windows_server_2016 Microsoft 1803 (including) 1803 (including)
Windows_server_2016 Microsoft 1903 (including) 1903 (including)
Windows_server_2016 Microsoft 1909 (including) 1909 (including)
Windows_server_2019 Microsoft - (including) - (including)

Potential Mitigations

References