{"id":"CVE-2020-9434","aliases":["EUVD-2020-30254","GHSA-3xq3-v83g-gh97"],"status":"published","title":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because...","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0085,"percentile":0.58591,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2020-02-27T22:39:57Z","modified":"2026-10-20T14:15:09Z","products":[{"vendor":"lua-openssl_project","product":"lua-openssl"}],"references":[{"url":"https://github.com/zhaozg/lua-openssl/commit/a6dc186dd4b6b9e329a93cca3e7e3cfccfdf3cca","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9434"},{"url":"https://github.com/advisories/GHSA-3xq3-v83g-gh97"}],"sources":{"cve":[{"id":"CVE-2020-9434","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","status":"published","published":"2020-02-27T22:39:57Z","modified":"2024-08-04T10:26:16.128Z","updated_at":"2026-11-02T14:35:49.538427Z"}],"euvd":[{"id":"EUVD-2020-30254","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","status":"published","published":"2020-02-27T22:39:57Z","modified":"2024-08-04T10:26:16Z","updated_at":"2026-11-03T03:07:54.025234Z"}],"ghsa":[{"id":"GHSA-3xq3-v83g-gh97","title":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because...","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","status":"published","published":"2022-05-24T17:09:56Z","modified":"2023-01-29T05:01:51Z","updated_at":"2026-11-02T14:44:55.873032Z"}],"nvd":[{"id":"CVE-2020-9434","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","status":"published","published":"2020-02-27T23:15:13.233Z","modified":"2026-06-17T03:27:56.73Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:05:54.796125Z"}],"osv":[{"id":"CVE-2020-9434","description":"openssl_x509_check_ip_asc in lua-openssl 0.7.7-1 mishandles X.509 certificate validation because it uses lua_pushboolean for certain non-boolean return values.","status":"published","published":"2020-02-27T23:15:13.233Z","modified":"2026-10-20T14:15:09.948990319Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:44:17.663289Z"}]}}