CVE-2025-9497
Hardcoded Upgrade Decryption Passwords
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Hardcoded Upgrade Decryption Passwords
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.
- Record
CVE-2025-9497- CVSS 4.0
- 5.5 Medium
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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
EUVDEUVD-2025-209112
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.
- Record
EUVD-2025-209112- CVSS 4.0
- 5.5 Medium
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gv5m-4fg8-r764
Use of Hard-coded Credentials vulnerability in Microchip Time Provider 4100 allows Malicious...
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.
- Record
GHSA-gv5m-4fg8-r764- CVSS 4.0
- 5.5 Medium
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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2025-9497- CVSS 4.0
- 5.5 Medium
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 - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-9497 is a medium vulnerability (CVSS 5.5) in Microchip Time Provider 4100, published March 28, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. No source names a fixed version.