PT-2026-28307 · Microchip · Microchip Timeprovider 4100

CVE-2025-9497

Published

2026-03-28

Updated

2026-08-12

CVSS v3.1

9.8

Critical

Vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microchip Time Provider 4100 versions prior to 2.5.0

Description The use of hard-coded credentials allows for a malicious manual software update.

Recommendations Update to version 2.5.0 or later.

Exploit

Fix

Using Hardcoded Credentials

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CVE-2025-9497

Microchip Timeprovider 4100