Port 8457Nexenta Management GUI

TCP 8457 serves the web-based management interface for Nexenta storage systems.

transport: tcp
in transit: encrypted
assignment: official
risk: 7/10
lookups: 0

also known as nexentamv

Technical Details

what runs on :8457

The Nexenta Management GUI is served over TCP port 8457 and is commonly accessed in a browser using HTTPS. The connection uses TLS followed by HTTP, with the GUI providing management functions for the appliance; exact behavior and available features can vary by product version and configuration. Nexenta’s command-line management access is separate from this web GUI.

Security Information

exposure of :8457

risk score

7/ 10risk

treat as sensitive. widely scanned and regularly exploited when reachable — restrict it to known sources.

remote access averages 3.9 across 226 ports — this one sits 3.1 above.

in transit

encrypted

payloads are protected on the wire

assignment

official

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

reachable over

tcp

every listening transport is another surface to filter at the edge

security overview

This is an administrative interface for storage infrastructure, so an exposed instance could give an attacker a path to sensitive configuration and data-management functions if they obtain access. Keep it on a restricted management network or behind a VPN, require strong authentication, and avoid direct internet exposure. No specific known vulnerability is implied by the port assignment.

Record

iana registry entry

port: :8457
service: Nexenta Management GUI
transport: TCP
encryption: tls / encrypted
assignment: iana registered
risk: 7/10risk
category: Remote Access Network Services
usage: Nexenta storage appliances, including NexentaStor, use this port for their browser-based management GUI. Engineers are most likely to encounter it on a storage system’s management interface rather than on a general-purpose server.
lookups: 0rank 993
added: 2026-10-14
updated: 2026-10-14
references: IANA service name registry — port 8457

Something wrong?

This record is maintained by the engineers who use port 8457. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-10-14.

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edit this record →back to the registry

Related Ports

all 226 in remote access →

the 8 most looked-up other ports in remote access — 226 ports carry that label.

port	service	proto	category	risk	views
:8000	Intel Remote Desktop / Alternate HTTP Port	TCP	Web Services	safe	84.3k
:8888	D2GS Admin Console	TCP	Remote Access	caution	83.7k
:8881	Atlasz Secure Server	TCP	Web Services	caution	67.6k
:5938	TeamViewer	TCPUDP	Remote Access	caution	65.0k
:8291	Winbox MikroTik Admin	TCP	Security	caution	62.9k
:8008	IBM HTTP Server Admin	TCP	Web Services	caution	58.3k
:135	Microsoft EPMAP	TCPUDP	Security	caution	51.9k
:23	Telnet	TCP	Remote Access	caution	34.8k

risk mix of the 8 listed

safe13%
caution88%

0 of 8 encrypted

Port :8457Nexenta Management GUI

Technical Details

Security Information

Related Ports

Port 8457Nexenta Management GUI