CVE-2020-0601

EUVD-2020-2099
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'.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CISA-ADPADP
8.1 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_10_1507
-
microsoftwindows_10_1507
-
microsoftwindows_10_1607
-
microsoftwindows_10_1607
-
microsoftwindows_10_1709
-
microsoftwindows_10_1709
-
microsoftwindows_10_1709
-
microsoftwindows_10_1803
-
microsoftwindows_10_1803
-
microsoftwindows_10_1803
-
microsoftwindows_10_1809
*
microsoftwindows_10_1809
*
microsoftwindows_10_1809
*
microsoftwindows_10_1903
-
microsoftwindows_10_1903
-
microsoftwindows_10_1903
-
microsoftwindows_10_1909
-
microsoftwindows_10_1909
-
microsoftwindows_10_1909
-
microsoftwindows_server_1803
-
microsoftwindows_server_1903
-
microsoftwindows_server_1909
-
microsoftwindows_server_2016
-
microsoftwindows_server_2019
-
golanggo
1.12 ≤
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< 1.12.16
golanggo
1.13 ≤
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< 1.13.7
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= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
(x64, x86)
KB4534306
1607 (x64, x86)
KB4534271
1709 (arm64, x64, x86)
KB4534276
1803 (arm64, x64, x86)
KB4534293
1809 (arm64, x64, x86)
KB4534273
1903 (arm64, x64, x86)
KB4528760
1909 (arm64, x64, x86)
KB4528760
Windows Server
1803 Server Core
KB4534293
1903 Server Core
KB4528760
1909 Server Core
KB4528760
Windows Server 2016
Server Core
KB4534271
Standard
KB4534271
Windows Server 2019
Server Core
KB4534273
Standard
KB4534273
Common Weakness Enumeration
References
http://packetstormsecurity.com/files/155960/CurveBall-Microsoft-Windows-CryptoAPI-Spoofing-Proof-Of-Concept.html
http://packetstormsecurity.com/files/155961/CurveBall-Microsoft-Windows-CryptoAPI-Spoofing-Proof-Of-Concept.html
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0601
http://packetstormsecurity.com/files/155960/CurveBall-Microsoft-Windows-CryptoAPI-Spoofing-Proof-Of-Concept.html
http://packetstormsecurity.com/files/155961/CurveBall-Microsoft-Windows-CryptoAPI-Spoofing-Proof-Of-Concept.html
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0601
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0601