{"id":"CVE-2025-47904","aliases":["EUVD-2025-208094","GHSA-9wv6-vw4x-jjg6"],"status":"published","title":"Unsigned upgrade package","description":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.","severity":{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00096,"percentile":0.00671,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-494"],"published":"2026-02-24T15:34:20Z","modified":"2026-06-17T09:28:49Z","products":[{"vendor":"microchip","product":"time provider 4100"},{"vendor":"microchip","product":"timeprovider_4100_firmware"}],"references":[{"url":"https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-unsigned-upgrade-vulnerability","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://www.gruppotim.it/en/footer/TIM-red-team.html","tags":["technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-47904"},{"url":"https://github.com/advisories/GHSA-9wv6-vw4x-jjg6"}],"sources":{"cve":[{"id":"CVE-2025-47904","title":"Unsigned upgrade package","description":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.","status":"published","published":"2026-02-24T15:34:20.905Z","modified":"2026-03-31T10:39:23.425Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L","level":"medium","assessor":"cna"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:32:26.320248Z"}],"euvd":[{"id":"EUVD-2025-208094","description":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.","status":"published","published":"2026-02-24T15:34:20Z","modified":"2026-03-31T10:39:23Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L","level":"medium"}],"updated_at":"2026-11-02T19:25:25.377294Z"}],"ghsa":[{"id":"GHSA-9wv6-vw4x-jjg6","title":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows...","description":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.","status":"published","published":"2026-02-24T18:31:02Z","modified":"2026-03-31T12:31:35Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"},{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L/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-494"],"updated_at":"2026-11-02T15:06:55.849021Z"}],"nvd":[{"id":"CVE-2025-47904","description":"Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.","status":"published","published":"2026-02-24T16:24:06.68Z","modified":"2026-06-17T09:28:49.13Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L/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"},{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:12:01.096037Z"}]}}