{"cve_id":"CVE-2020-0601","published":"2020-01-14T23:15:30.207000+00:00","last_modified":"2026-06-17T02:46:08.127000+00:00","vuln_status":"Analyzed","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_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","base_score":8.1,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"NONE","cwe_ids":["CWE-295"],"in_kev":true,"kev_date_added":"2021-11-03","kev_ransomware":false,"epss_score":0.89078,"epss_percentile":0.9978,"cap_rule_version":"0.1.1","stage":"INITIAL_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":true,"grant_access":"USER","caps":["AUTH_BYPASS","INFO_DISCLOSURE","TAMPER"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:10:50.215844+00:00","first_seen":"2020-01-14T23:15:30.207000+00:00","kev_first_seen":"2021-11-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["golang","microsoft"],"products":["go","windows","windows_10_1507","windows_10_1607","windows_10_1709","windows_10_1803","windows_10_1809","windows_10_1903","windows_10_1909","windows_server_1803","windows_server_1903","windows_server_1909","windows_server_2016","windows_server_2019"],"affected":[{"vendor":"golang","product":"go","ranges":["≥ 1.12 and < 1.12.16","≥ 1.13 and < 1.13.7"]},{"vendor":"microsoft","product":"windows_10_1507","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1607","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1709","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1803","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1809","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1903","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_10_1909","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_server_1803","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_server_1903","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_server_1909","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_server_2016","ranges":["all versions"]},{"vendor":"microsoft","product":"windows_server_2019","ranges":["all versions"]}]}