High
Security advisory
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'.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-0601
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:09 UTC · Revision 1
Source evidence
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'.
osv:CVE-2020-0601
Complete source record
{
"id": "66403339bec5ec078041f2ea549747ced63d9eacabad06f2ef7297134b598082",
"url": "https://osv.dev/vulnerability/CVE-2020-0601",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-0601",
"summary": "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'.",
"evidence": "osv:CVE-2020-0601",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2020-0601",
"aliases": [
"BIT-golang-2020-0601",
"CVE-2020-0601",
"GO-2022-0535"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/golang/go",
"type": "GIT",
"events": [
{
"introduced": "05e77d41914d247a1e7caf37d7125ccaa5a53505"
},
{
"fixed": "deac3221fc4cd365fb40d269dd56551e9d354356"
},
{
"introduced": "cc8838d645b2b7026c1f3aaceb011775c5ca3a08"
},
{
"fixed": "7d2473dc81c659fba3f3b83bc6e93ca5fe37a898"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.12"
},
{
"fixed": "1.12.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.13"
},
{
"fixed": "1.13.7"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"go1.12.15",
"go1.13.6",
"go1.13.5",
"go1.12.14",
"go1.12.13",
"go1.13.4",
"go1.12.12",
"go1.13.3",
"go1.12.9",
"go1.13",
"go1.12.7",
"go1.12.6",
"go1.12.5",
"go1.12.4",
"go1.12.3",
"go1.12.2",
"go1.12.1",
"go1.12"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-0601.json"
}
}
],
"modified": "2026-10-24T10:30:25.268411008Z",
"provider": "osv",
"references": [
"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0601",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0601"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-0601",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 431313,
"published_at": "2020-01-14T23:15:30.207+00:00"
}