Port 5003FileMaker Database
**FileMaker** is a cross-platform relational database application known for combining a database engine with a graphical user interface and security features, often used for business apps and rapid development. On port 5003, FileMaker Server handles client database connections..
- transport
- tcp · udp
- in transit
- cleartext
- assignment
- official
- risk
- 4/10
- lookups
- 5,417
2 transports registered
payload readable on path
registered with iana
caution
rank 882 of 993 · top 89%
Technical Details
what runs on :5003FileMaker Pro and FileMaker Server use TCP and UDP port 5003 for client-to-server communication. This enables client applications to connect to hosted FileMaker databases for data retrieval, updates, and management. The protocol supports interactive requests, enabling real-time collaboration and multi-user access across networks.
Internally, port 5003 facilitates the proprietary client-server protocol that manages queries, data synchronization, record locking, and script execution. It underpins a platform that integrates scripting, layout tools, and external data sources like SQL databases and web APIs, allowing flexible application development.
Usage of port 5003 is largely limited to FileMaker's custom protocol, and it typically requires the FileMaker client. Administrative tasks, such as backups, user management, and deployment, also rely on this port. Firewalls and proxies are often configured to allow these connections explicitly.
Security Information
exposure of :5003risk score
4/ 10caution
worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.
databases averages 4.0 across 58 ports — this one sits level with it.
in transit
cleartext
credentials and payloads are readable by anyone on path
assignment
official
registered with iana for this service — scanners fingerprint it by number
reachable over
tcp · udp
udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite
security overview
Common Vulnerabilities
- Unauthorized access due to weak authentication or exposed server on public networks.
- Data interception if sessions are unencrypted, leading to potential data leaks.
- Exploitation of outdated FileMaker Server instances with unpatched security flaws.
- Brute-force or dictionary attacks on credentials.
Common Mitigations
- Restrict port 5003 access using firewalls and network segmentation.
- Enforce strong password policies and multi-factor authentication.
- Enable encrypted connections (SSL/TLS) within FileMaker Server.
- Regularly update server software to patch vulnerabilities.
- Avoid exposing FileMaker Server directly to the internet; instead, use VPNs or secure gateways.
- Monitor connection logs and set alerts for suspicious activity.
Related Ports
the 8 most looked-up other ports in databases — 58 ports carry that label.
| port | service | risk | |||
|---|---|---|---|---|---|
| :8882 | Atlasz Secure App Server | TCP | Web Services | caution | 66.9k |
| :9001 | ETL Service Manager | TCPUDP | Databases | caution | 28.6k |
| :2484 | Oracle SSL Listener | TCPUDPtls | Security | caution | 25.0k |
| :5495 | Applix TM1 Admin | TCP | Databases | caution | 24.8k |
| :591 | FileMaker Web Sharing | TCP | Web Services | caution | 23.1k |
| :1521 | Oracle TNS Listener | TCP | Security | caution | 19.6k |
| :21001 | AMLFilter Admin | TCP | Security | caution | 19.2k |
| :18206 | Audition FAM DB | TCPUDP | Databases | caution | 19.1k |
risk mix of the 8 listed
- caution100%
1 of 8 encrypted