CVE-2025-9497: Hardcoded Upgrade Decryption Passwords

Published Mar 28, 2026
·
Updated

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 Software

3 affected components
Microchip Time Provider 4100<2.5.0
All of the following
Microchip Timeprovider 4100 Firmware<2.5.0
Microchip TimeProvider 4100

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Microchip Time Provider 4100 to a version that resolves this vulnerability.

    Fixed in 2.5.0

Event History

Mar 28, 2026
CVE Published
via MITRE·10:58 AM
Data Sourced
via MITRE·10:58 AM
DescriptionWeakness
Data Sourced
via NVD·11:16 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-9497?

CVE-2025-9497 is rated as a high severity vulnerability due to the use of hard-coded credentials that allow for unauthorized manual software updates.

2

How do I fix CVE-2025-9497?

To mitigate CVE-2025-9497, upgrade your Microchip Time Provider 4100 to version 2.5.0 or later, which addresses the hard-coded credential issue.

3

What products are affected by CVE-2025-9497?

CVE-2025-9497 affects the Microchip Time Provider 4100 versions prior to 2.5.0.

4

Can CVE-2025-9497 lead to unauthorized access?

Yes, CVE-2025-9497 can potentially lead to unauthorized access as the hard-coded passwords may allow attackers to perform malicious software updates.

5

Is there a workaround for CVE-2025-9497?

There are no effective workarounds for CVE-2025-9497; the best course of action is to update to the fixed version.

Contact

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