Port 198124D Database SQL

Port 19812 is primarily used by the 4D (4th Dimension) database server for SQL communication. This port facilitates the data exchange between 4D client applications and the database server, allowing structured queries and database management commands to be executed remotely. It enables seamless client-server interactions, supporting a diverse set of SQL operations required for application development and data administration within 4D's proprietary environment..

transport
tcp

single transport

in transit
cleartext

payload readable on path

assignment
unofficial

used by convention

risk
4/10

caution

lookups
8,689

rank 582 of 993 · top 59%

Technical Details

what runs on :19812

4D (4th Dimension) is a sophisticated development and database platform combining a relational database with a programming environment. Port 19812 is typically designated for managing SQL traffic between 4D clients and the 4D server. This communication often involves transmitting SQL queries, transactional commands, schema updates, and data retrieval operations through TCP connections.

The port facilitates both expected programmatic interactions as well as administrative tasks. Developers leverage this interface for integrating external applications or services with the 4D database by using standard SQL commands or custom procedures. This makes port 19812 crucial in multi-tier architectures where the separation of business logic and data storage is enforced.

In a networked setting, port 19812 enables remote management of databases, synchronization between distributed nodes, and data migration. Although 4D may offer mechanisms for encryption or secure tunneling, by default this port transmits data in plain text unless explicitly encrypted by the application layer.

Security Information

exposure of :19812

risk 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

unofficial

used by convention, not registered — what answers here varies by deployment

reachable over

tcp

every listening transport is another surface to filter at the edge

security overview

Common vulnerabilities associated with port 19812 include:

  • Exposure of sensitive data, such as authentication credentials or proprietary queries, if transmitted in plaintext.
  • Unauthorized access risks if the server is exposed to untrusted networks without proper authentication controls.
  • Exploitation via injection attacks if client input is not properly sanitized.
  • Potential for enumeration or information leakage during banner grabbing or fingerprinting attempts on open ports.

Mitigations include:

  • Enabling encryption at the application level or tunneling SQL traffic through TLS or VPN.
  • Applying strong access controls and authentication for all connecting clients.
  • Restricting port exposure using firewalls and network segmentation.
  • Keeping the 4D server software consistently updated to patch security flaws.
  • Implementing input validation and sanitization in all querying components to avert SQL injection attacks.

the 8 most looked-up other ports in databases — 58 ports carry that label.

risk mix of the 8 listed

  • caution100%

1 of 8 encrypted