Port 5151ESRI SDE Remote Start

ESRI SDE Remote Start is a service associated with ESRI's ArcSDE technology. ArcSDE facilitates the storage and management of spatial data in enterprise-level databases. The Remote Start service on this port allows for initiating and managing spatial database server components remotely, streamlining GIS data accessibility and system operations..

transport
udp

single transport

in transit
cleartext

payload readable on path

assignment
official

registered with iana

risk
4/10

caution

lookups
6,088

rank 818 of 993 · top 82%

1 other service is registered on port 5151. compare all 2

Technical Details

what runs on :5151

ESRI SDE Remote Start operates over UDP port 5151 and is leveraged within ESRI's ArcGIS environments, primarily to manage spatial database engines remotely. ArcSDE (Spatial Database Engine) essentially acts as a middleware that allows geographic features to be stored inside relational databases like Oracle, SQL Server, PostgreSQL, and DB2. The Remote Start service enables administrators and GIS applications to initiate the ArcSDE processes without direct access to the server shell, improving remote management capabilities.

The service communicates using UDP for lightweight, connectionless communication that supports quick status queries and remote commands essential for controlling spatial database processes. It integrates with the ESRI client tools and APIs for effective orchestration across the network.

Deployments of SDE Remote Start typically complement complex GIS solutions that require high availability and efficient resource management. By utilizing dedicated ports such as 5151, organizations optimize their workflows and maintain reliable access to geospatial data repositories, especially critical for large distributed teams relying on synchronized mapping data.

Security Information

exposure of :5151

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

official

registered with iana for this service — scanners fingerprint it by number

reachable over

udp

udp is connectionless — source addresses are trivially spoofed and it is a reflection favourite

security overview

Common Vulnerabilities:

  • Unsecured access to port 5151 can be exploited for unauthorized remote control of GIS services, potentially leading to data breaches or operational disruptions.
  • Lack of authentication mechanisms may allow attackers to send malicious start commands, escalating risks like denial of service.
  • Since UDP is connectionless, it is susceptible to spoofing and amplification attacks if improperly filtered.

Mitigations:

  • Restrict access to port 5151 using firewalls and network access controls to trusted IP ranges.
  • Implement strong authentication and authorization policies within the ESRI ArcSDE configuration.
  • Monitor port activity for unusual traffic patterns indicating misuse.
  • Wherever possible, encapsulate communication tunnels using VPN or secure overlay networks.
  • Keep ESRI software and underlying database systems regularly patched to minimize known vulnerabilities.

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