{"cve":"CVE-2019-5478","nvd":{"published":"2019-09-03T20:15:11.530","modified":"2026-06-17T02:37:45.577","status":"Analyzed","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":5.5},"cwes":["CWE-345","CWE-657"],"references":["https://github.com/inversepath/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2019-0001-Xilinx_ZU+-Encrypt_Only_Secure_Boot_bypass.txt","https://www.xilinx.com/support/answers/72588.html","https://github.com/inversepath/advisories/blob/master/Security_Advisory-Ref_FSC-HWSEC-VR2019-0001-Xilinx_ZU+-Encrypt_Only_Secure_Boot_bypass.txt","https://www.xilinx.com/support/answers/72588.html"],"products":["amd:zu11eg_firmware","amd:zu15eg_firmware","amd:zu17eg_firmware","amd:zu19eg_firmware","amd:zu1cg_firmware","amd:zu1eg_firmware","amd:zu21dr_firmware","amd:zu25dr_firmware","amd:zu27dr_firmware","amd:zu28dr_firmware","amd:zu29dr_firmware","amd:zu2cg_firmware","amd:zu2eg_firmware","amd:zu39dr_firmware","amd:zu3cg_firmware","amd:zu3eg_firmware","amd:zu3tcg_firmware","amd:zu3teg_firmware","amd:zu42dr_firmware","amd:zu43dr_firmware","amd:zu46dr_firmware","amd:zu47dr_firmware","amd:zu48dr_firmware","amd:zu49dr_firmware","amd:zu4cg_firmware","amd:zu4eg_firmware","amd:zu4ev_firmware","amd:zu5cg_firmware","amd:zu5eg_firmware","amd:zu5ev_firmware","amd:zu63dr_firmware","amd:zu64dr_firmware","amd:zu65dr_firmware","amd:zu67dr_firmware","amd:zu6cg_firmware","amd:zu6eg_firmware","amd:zu7cg_firmware","amd:zu7eg_firmware","amd:zu7ev_firmware","amd:zu9cg_firmware","amd:zu9eg_firmware"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-5478","score":0.00249,"percentile":0.16286,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}