{"id":"CVE-2019-5478","aliases":["EUVD-2019-15058","GHSA-mj5p-5fc7-225v"],"status":"published","title":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an...","description":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.","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":"2026-11-08","score":0.00249,"percentile":0.16317,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345","CWE-657"],"published":"2019-09-03T19:17:35Z","modified":"2026-06-17T02:37:45Z","products":[{"vendor":"amd","product":"zu11eg_firmware"},{"vendor":"amd","product":"zu15eg_firmware"},{"vendor":"amd","product":"zu17eg_firmware"},{"vendor":"amd","product":"zu19eg_firmware"},{"vendor":"amd","product":"zu1cg_firmware"},{"vendor":"amd","product":"zu1eg_firmware"},{"vendor":"amd","product":"zu21dr_firmware"},{"vendor":"amd","product":"zu25dr_firmware"},{"vendor":"amd","product":"zu27dr_firmware"},{"vendor":"amd","product":"zu28dr_firmware"},{"vendor":"amd","product":"zu29dr_firmware"},{"vendor":"amd","product":"zu2cg_firmware"},{"vendor":"amd","product":"zu2eg_firmware"},{"vendor":"amd","product":"zu39dr_firmware"},{"vendor":"amd","product":"zu3cg_firmware"},{"vendor":"amd","product":"zu3eg_firmware"},{"vendor":"amd","product":"zu3tcg_firmware"},{"vendor":"amd","product":"zu3teg_firmware"},{"vendor":"amd","product":"zu42dr_firmware"},{"vendor":"amd","product":"zu43dr_firmware"},{"vendor":"amd","product":"zu46dr_firmware"},{"vendor":"amd","product":"zu47dr_firmware"},{"vendor":"amd","product":"zu48dr_firmware"},{"vendor":"amd","product":"zu49dr_firmware"},{"vendor":"amd","product":"zu4cg_firmware"},{"vendor":"amd","product":"zu4eg_firmware"},{"vendor":"amd","product":"zu4ev_firmware"},{"vendor":"amd","product":"zu5cg_firmware"},{"vendor":"amd","product":"zu5eg_firmware"},{"vendor":"amd","product":"zu5ev_firmware"},{"vendor":"amd","product":"zu63dr_firmware"},{"vendor":"amd","product":"zu64dr_firmware"},{"vendor":"amd","product":"zu65dr_firmware"},{"vendor":"amd","product":"zu67dr_firmware"},{"vendor":"amd","product":"zu6cg_firmware"},{"vendor":"amd","product":"zu6eg_firmware"},{"vendor":"amd","product":"zu7cg_firmware"},{"vendor":"amd","product":"zu7eg_firmware"},{"vendor":"amd","product":"zu7ev_firmware"},{"vendor":"amd","product":"zu9cg_firmware"},{"vendor":"amd","product":"zu9eg_firmware"}],"references":[{"url":"https://www.xilinx.com/support/answers/72588.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/inversepath/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2019-0001-Xilinx_ZU+-Encrypt_Only_Secure_Boot_bypass.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5478"},{"url":"https://github.com/advisories/GHSA-mj5p-5fc7-225v"}],"sources":{"cve":[{"id":"CVE-2019-5478","description":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.","status":"published","published":"2019-09-03T19:17:35Z","modified":"2024-08-04T19:54:53.489Z","cwes":["CWE-657"],"updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-15058","description":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.","status":"published","published":"2019-09-03T19:17:35Z","modified":"2024-08-04T19:54:53Z","updated_at":"2026-11-03T03:06:51.888651Z"}],"ghsa":[{"id":"GHSA-mj5p-5fc7-225v","title":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an...","description":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.","status":"published","published":"2022-05-24T16:55:24Z","modified":"2024-04-04T01:52:47Z","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-345","CWE-657"],"updated_at":"2026-11-02T14:56:03.407648Z"}],"nvd":[{"id":"CVE-2019-5478","description":"A weakness was found in Encrypt Only boot mode in Zynq UltraScale+ devices. This could lead to an adversary being able to modify the control fields of the boot image leading to an incorrect secure boot behavior.","status":"published","published":"2019-09-03T20:15:11.53Z","modified":"2026-06-17T02:37:45.577Z","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-657","CWE-345"],"updated_at":"2026-11-02T14:05:25.691233Z"}]}}