Vulnerability Description
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'.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1507 | - |
| Microsoft | Windows 10 1607 | - |
| Microsoft | Windows 10 1709 | - |
| Microsoft | Windows 10 1803 | - |
| Microsoft | Windows 10 1809 | All versions |
| Microsoft | Windows 10 1903 | - |
| Microsoft | Windows 10 1909 | - |
| Microsoft | Windows Server 1803 | - |
| Microsoft | Windows Server 1903 | - |
| Microsoft | Windows Server 1909 | - |
| Microsoft | Windows Server 2016 | - |
| Microsoft | Windows Server 2019 | - |
| Golang | Go | >= 1.12, < 1.12.16 |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/155960/CurveBall-Microsoft-Windows-CryptoAPThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/155961/CurveBall-Microsoft-Windows-CryptoAPThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0601PatchVendor Advisory
- http://packetstormsecurity.com/files/155960/CurveBall-Microsoft-Windows-CryptoAPThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/155961/CurveBall-Microsoft-Windows-CryptoAPThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0601PatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-US Government Resource
FAQ
What is CVE-2020-0601?
CVE-2020-0601 is a vulnerability with a CVSS score of 8.1 (HIGH). 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-...
How severe is CVE-2020-0601?
CVE-2020-0601 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-0601?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1709, Microsoft Windows 10 1803, Microsoft Windows 10 1809.