{"id":"CVE-2020-12954","aliases":["EUVD-2020-5234","GHSA-rjfc-fv4g-m58q"],"status":"published","title":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI...","description":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00231,"percentile":0.14138,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693","CWE-863"],"published":"2021-11-16T18:11:02Z","modified":"2026-06-17T02:52:33Z","products":[{"vendor":"amd","product":"1st gen amd epyc™"},{"vendor":"amd","product":"2nd gen amd epyc™"},{"vendor":"amd","product":"3rd gen amd 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Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12954"},{"url":"https://github.com/advisories/GHSA-rjfc-fv4g-m58q"}],"sources":{"cve":[{"id":"CVE-2020-12954","description":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.","status":"published","published":"2021-11-16T18:11:02.785Z","modified":"2024-09-16T18:48:26.077Z","cwes":["CWE-693"],"updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-5234","description":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.","status":"published","published":"2021-11-16T18:11:02Z","modified":"2024-09-16T18:48:26Z","updated_at":"2026-11-03T00:55:29.13849Z"}],"ghsa":[{"id":"GHSA-rjfc-fv4g-m58q","title":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI...","description":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.","status":"published","published":"2022-05-24T19:20:47Z","modified":"2023-01-27T05:04:01Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:42:22.530177Z"}],"nvd":[{"id":"CVE-2020-12954","description":"A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification.","status":"published","published":"2021-11-16T19:15:07.48Z","modified":"2026-06-17T02:52:33.77Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:06:46.101987Z"}]}}