Medium · 5.7 CVE-2025-47904 EUVD-2025-208094GHSA-9wv6-vw4x-jjg6

Unsigned upgrade package

Published Feb 24, 2026 · Updated Mar 31, 2026 · Assigned by Microchip

Vendor: Microchip Product: Time Provider 4100

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.

Affected products

Vendor	Product	Affected	Fixed
Microchip	Time Provider 4100	< 2.5	2.5

References

https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-unsigned-upgrade-vulnerability vendor-advisory
https://www.gruppotim.it/en/footer/TIM-red-team.html technical-description