by Kastro
Paper/Archive/CVE-2025-9497

CVE-2025-9497

Microchip Time Provider 4100 — Hardcoded Upgrade Decryption Passwords

EPSS 0.3%CVSS 9.8
critical.is priorityof 100
35
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 26.1.261 × 205.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Time Provider 4100< 2.5.02.5.0CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Microchip (CNA)5.5CVSS: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
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorymicrochip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-hardcoded-upgrade-decryption-passwordswriteupgruppotim.it/en/footer/TIM-red-team.html