{"id":"CVE-2025-14972","aliases":["EUVD-2025-209883","GHSA-6cr3-m628-79px"],"status":"published","title":"Insufficient DPA countermeasure reseeding","description":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently random and will\neventually repeat.\n  *  KSU keys using SYMCRYPTO will be\nimpacted by this vulnerability.","severity":{"version":"4.0","score":4.1,"vector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00146,"percentile":0.0381,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-331"],"published":"2026-05-15T14:35:09Z","modified":"2026-10-07T08:10:00Z","products":[{"vendor":"silabs.com","product":"simplicity sdk"}],"references":[{"url":"https://community.silabs.com/068Vm00000M3cAX","tags":["third-party-advisory","permissions-required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14972"},{"url":"https://github.com/advisories/GHSA-6cr3-m628-79px"}],"sources":{"cve":[{"id":"CVE-2025-14972","title":"Insufficient DPA countermeasure reseeding","description":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently random and will\neventually repeat.\n  *  KSU keys using SYMCRYPTO will be\nimpacted by this vulnerability.","status":"published","published":"2026-05-15T14:35:09.434Z","modified":"2026-05-15T15:40:29.635Z","cvss":[{"version":"4.0","score":4.1,"vector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-331"],"updated_at":"2026-11-02T14:32:28.621398Z"}],"euvd":[{"id":"EUVD-2025-209883","description":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently random and will\neventually repeat.\n  *  KSU keys using SYMCRYPTO will be\nimpacted by this vulnerability.","status":"published","published":"2026-05-15T14:35:09Z","modified":"2026-05-15T15:40:29Z","cvss":[{"version":"4.0","score":4.1,"vector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:04:28.290329Z"}],"ghsa":[{"id":"GHSA-6cr3-m628-79px","title":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently...","description":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently random and will\neventually repeat.\n  *  KSU keys using SYMCRYPTO will be\nimpacted by this vulnerability.","status":"published","published":"2026-05-15T15:30:45Z","modified":"2026-05-15T15:30:45Z","cvss":[{"version":"4.0","score":4.1,"vector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-331"],"updated_at":"2026-11-02T15:08:10.185094Z"}],"nvd":[{"id":"CVE-2025-14972","description":"*  Countermeasures for DPA within SYMCRYPTO\nengine on SixG301xxx devices are not sufficiently random and will\neventually repeat.\n  *  KSU keys using SYMCRYPTO will be\nimpacted by this vulnerability.","status":"published","published":"2026-05-15T15:16:49.193Z","modified":"2026-10-07T08:10:00.2Z","cvss":[{"version":"4.0","score":4.1,"vector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-331"],"updated_at":"2026-11-02T14:12:02.090779Z"}]}}