{"id":"CVE-2020-12046","aliases":["EUVD-2020-4362","GHSA-vxj9-gvcj-83p2"],"status":"published","title":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not...","description":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.","severity":{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00465,"percentile":0.40724,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2020-05-14T20:30:55Z","modified":"2026-06-17T02:51:20Z","products":[{"vendor":"opto22","product":"softpac_project"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-20-135-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12046"},{"url":"https://github.com/advisories/GHSA-vxj9-gvcj-83p2"}],"sources":{"cve":[{"id":"CVE-2020-12046","description":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.","status":"published","published":"2020-05-14T20:30:55Z","modified":"2024-08-04T11:48:57.974Z","cwes":["CWE-347"],"updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-4362","description":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.","status":"published","published":"2020-05-14T20:30:55Z","modified":"2024-08-04T11:48:57Z","updated_at":"2026-11-03T03:07:41.399649Z"}],"ghsa":[{"id":"GHSA-vxj9-gvcj-83p2","title":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not...","description":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.","status":"published","published":"2022-05-24T22:29:00Z","modified":"2023-01-30T05:06:08Z","updated_at":"2026-11-02T14:47:25.8676Z"}],"nvd":[{"id":"CVE-2020-12046","description":"Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.","status":"published","published":"2020-05-14T21:15:13.18Z","modified":"2026-06-17T02:51:20.33Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:06:00.784809Z"}]}}