Port 7937EMC Networker Backup
Port 7937 is primarily used by EMC2's Legato Networker and Sun Solstice Backup software suites, which provide enterprise-grade data backup, restore, and disaster recovery services. This port facilitates communication between backup servers and their clients, enabling backup operations across diverse systems and environments. Both TCP and UDP are used to optimize data transfers and service coordination..
- transport
- tcp · udp
- in transit
- cleartext
- assignment
- official
- risk
- 4/10
- lookups
- 10,455
2 transports registered
payload readable on path
registered with iana
caution
rank 426 of 993 · top 43%
Technical Details
what runs on :7937Port 7937 is designated for EMC2 Legato Networker, now rebranded as Dell EMC NetWorker, and also used historically by Sun Solstice Backup solutions. These platforms deliver enterprise backup functionalities — data backup, restore operations, and disaster recovery processes across heterogeneous network environments. The port supports essential service control and coordination between backup servers and client applications.
Communication over this port often includes initiating backup sessions, sending backup metadata, and managing the backup schedules. The dual use of TCP and UDP helps in maintaining control connections (TCP) while also enabling faster command dissemination or broadcast mechanisms (UDP) within the backup architecture.
Moreover, the services on this port typically cooperate with a companion port (port 7938) responsible for specific data transfer tasks, while port 7937 manages orchestration. This port is integral to backup software agents installed on client systems communicating with the central backup server, enabling scalable, automated protection of enterprise data assets.
Security Information
exposure of :7937risk score
4/ 10caution
worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.
file transfer averages 4.1 across 114 ports — this one sits 0.1 below.
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: If exposed, malicious actors can potentially interfere with backup management, initiate rogue operations, or extract sensitive backup metadata.
- Service enumeration: Attackers can discover backup services running on this port and exploit known weaknesses in the versions of backup software.
- Exploitation of misconfigurations or outdated software: Unpatched vulnerabilities in the backup software may lead to privilege escalation or remote code execution.
Common Mitigations:
- Restrict network access to trusted backup servers and clients via firewall rules and segmentation.
- Employ secure authentication and, where supported, enable encryption of management traffic.
- Regularly update and patch EMC NetWorker or similar backup solutions to mitigate exploits.
- Monitor network traffic and log access for anomalous activities.
- Avoid exposing this port on public or untrusted interfaces whenever possible.
Related Ports
the 8 most looked-up other ports in file transfer — 114 ports carry that label.
| port | service | risk | |||
|---|---|---|---|---|---|
| :9080 | Groove RPC | TCPUDP | Web Services | caution | 70.8k |
| :17500 | Dropbox LAN Sync | TCPUDP | File Transfer | caution | 43.7k |
| :548 | Apple Filing Protocol | TCP | File Transfer | caution | 36.8k |
| :7000 | Vuze HTTPS Tracker | TCPtls | Security | caution | 28.9k |
| :1337 | PowerFolder P2P | TCP | Security | caution | 27.1k |
| :9001 | SharePoint Authoring | Web Services | caution | 26.3k | |
| :8080 | FilePhile Relay | UDP | File Transfer | caution | 25.6k |
| :1337 | WASTE Encrypted Sharing | TCP | Security | caution | 22.9k |
risk mix of the 8 listed
- caution100%
1 of 8 encrypted