CVE-2025-47900 RCE on backup configuration password
An OS command injection vulnerability in Microchip Time Provider 4100 allows attackers to execute arbitrary code via the backup configuration password.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-47900?
CVE-2025-47900 is a high-severity command injection vulnerability in Microchip Time Provider 4100, published on 20 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-78
Which versions are affected by CVE-2025-47900?
It affects 1 product.
Products include Microchip Timeprovider 4100 Firmware.
How do I fix CVE-2025-47900?
No fix has been published for CVE-2025-47900 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-47900 being exploited?
There is no known exploitation of CVE-2025-47900 in the wild and no public exploit code.
Other vulnerabilities in Microchip Time Provider 4100
- CVE-2025-47901 RCE on restore configuration password
- CVE-2024-43683 Improper verification of the Host header in TimeProvider 4100
- CVE-2024-43684 Cross-Site Request Forgery vulnerability in TimeProvider 4100
- CVE-2024-43685 Session token fixation in TimeProvider 4100
- CVE-2024-9054 Remote code Execution inTimeProvider® 4100
Sources
Also known as GHSA-v89w-3c42-rprg.