{"id":"CVE-2025-9497","aliases":["EUVD-2025-209112","GHSA-gv5m-4fg8-r764"],"status":"published","title":"Hardcoded Upgrade Decryption Passwords","description":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0.","severity":{"version":"4.0","score":5.5,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00329,"percentile":0.26398,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2026-03-28T10:58:29Z","modified":"2026-08-12T16:32:12Z","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-hardcoded-upgrade-decryption-passwords","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://www.gruppotim.it/en/footer/TIM-red-team.html","tags":["technical-description","Vendor Advisory","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9497"},{"url":"https://github.com/advisories/GHSA-gv5m-4fg8-r764"}],"sources":{"cve":[{"id":"CVE-2025-9497","title":"Hardcoded Upgrade Decryption Passwords","description":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0.","status":"published","published":"2026-03-28T10:58:29.62Z","modified":"2026-04-01T13:55:03.527Z","cvss":[{"version":"4.0","score":5.5,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:32:33.755525Z"}],"euvd":[{"id":"EUVD-2025-209112","description":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0.","status":"published","published":"2026-03-28T10:58:29Z","modified":"2026-04-01T13:55:03Z","cvss":[{"version":"4.0","score":5.5,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:P","level":"medium"}],"updated_at":"2026-11-02T19:25:24.493801Z"}],"ghsa":[{"id":"GHSA-gv5m-4fg8-r764","title":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious...","description":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0.","status":"published","published":"2026-03-28T12:30:29Z","modified":"2026-04-01T15:30:59Z","cvss":[{"version":"4.0","score":5.5,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:P/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"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T15:06:57.03617Z"}],"nvd":[{"id":"CVE-2025-9497","description":"Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.0.","status":"published","published":"2026-03-28T11:16:35.337Z","modified":"2026-08-12T16:32:12.04Z","cvss":[{"version":"4.0","score":5.5,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:P/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":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:12:01.641503Z"}]}}