Vulnerability Description
A command injection vulnerability exists in the upnp_relay() function in multiple ipTIME router models because the controlURL value used to pass port-forwarding information to an upper router is passed to system() without proper validation or sanitization, allowing OS command injection.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Iptime | N104S-R1 Firmware | >= 9.90.8, <= 10.02.2 |
| Iptime | N104S-R1 | - |
| Iptime | N104V Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N104V | - |
| Iptime | N1E Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N1E | - |
| Iptime | N1Plus Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N1Plus | - |
| Iptime | N1Plus-I Firmware | >= 9.99.6, <= 10.06.8 |
| Iptime | N1Plus-I | - |
| Iptime | N1V Firmware | >= 11.01.2, <= 12.07.6 |
| Iptime | N1V | - |
| Iptime | N2E Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N2E | - |
| Iptime | N2Eplus Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N2Eplus | - |
| Iptime | N2Plus Firmware | >= 9.90.8, <= 10.06.8 |
| Iptime | N2Plus | - |
| Iptime | N2Plus-I Firmware | >= 9.99.6, <= 10.06.8 |
| Iptime | N2Plus-I | - |
Related Weaknesses (CWE)
References
- https://docs.google.com/spreadsheets/d/1kryOFltCmnPJvDTpIrudgryt79uI4PWchuQ8-GakThird Party Advisory
- https://github.com/0x0xxxx/CVE/blob/main/CVE-2025-55423/README.mdExploitThird Party Advisory
- https://github.com/0x0xxxx/CVE/blob/main/CVE-2025-55423/assets/affected_productsThird Party Advisory
- https://iptime.com/iptime/?pageid=4&page_id=126&dfsid=3&dftid=583&uid=25203&mod=Vendor Advisory
FAQ
What is CVE-2025-55423?
CVE-2025-55423 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A command injection vulnerability exists in the upnp_relay() function in multiple ipTIME router models because the controlURL value used to pass port-forwarding information to an upper router is passe...
How severe is CVE-2025-55423?
CVE-2025-55423 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-55423?
Check the references section above for vendor advisories and patch information. Affected products include: Iptime N104S-R1 Firmware, Iptime N104S-R1, Iptime N104V Firmware, Iptime N104V, Iptime N1E Firmware.