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CVE-2025-47900
RCE on backup configuration password
High8.9EPSS 1.4%
- Published
- Updated
- Reserved
- Assigned by
- Microchip
Description
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Microchip Time Provider 4100 allows OS Command Injection.This issue affects Time Provider 4100: before 2.5.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| MicrochipCNA (assigner) | 4.0 | High8.9 | CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H |
| NVDNVD · Modified | 4.0 | High8.9 | CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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 |
- EPSS (exploitation in 30 days)
- 1.4% · top 28% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.9.
Weakness
Affected products
Microchip · Time Provider 4100
- affected < 2.5
What to do
Workaround: Do not expose the web interface on the separate management port to an untrusted network. For added security, users have the option to disable the web interface, further protecting the device from potential web-based exploitations.
References (2)
- https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-grandmaster-remote-command-execution (opens in a new tab)vendor-advisory
- https://www.gruppotim.it/en/footer/TIM-red-team.html (opens in a new tab)technical-description
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-47900)Record last updated .