TCP 9998 - Port Protocol Information and Warning! (2024)

FAQs

What is the port 9998 used for? ›

Port 9998 Details

Totalbill (billing and provisioning system for ISPs by Aptis Software) listens on port 9998/tcp (by default) and allows full control over the software. An exploit script for this software has been published in 2000. Common Palace chat environment, Football Manager Live also use port 9998 (TCP/UDP).

9996: to allow connections from ODBC clients of Virtual DataPort. 9090: to allow connections from client applications/browsers to the web applications and web services.

Port 8889 is open by default and provides access to the VxWorks WDB debug service (wdbrpc). An attacker could connect to this port to obtain sensitive information. Google Chrome OS could allow a local attacker to execute arbitrary commands on the system, caused by improper access control in the garcon service control.

0.1 port 8888 can send a malicious payload causing a buffer overflow condition. This will result in code execution, as demonstrated by a TCP reverse shell, or a crash.

FTPS typically uses port 990 for control connections and port 989 for data connections under implicit security. However, FTPS can also use port 21 when operating under explicit security. Learn more about the difference between FTPS vs HTTPS for secure file transfers.

Port 9200 is used for all API calls over HTTP. This includes search and aggregations, monitoring and anything else that uses a HTTP request. All client libraries will use this port to talk to Elasticsearch.

The POP3S protocol uses port 995 and encrypts the connection between the email client and mail server. Email clients usually don't use the name POP3S, but if you use port 995 then your login credentials are transmitted securely.

Non-secure ports are typically used for unencrypted protocols such as HTTP (port 80) or Telnet (port 23), while secure ports, such as HTTPS (port 443) or SSH (port 22), use encryption to protect the confidentiality and integrity of the data being transmitted.

What are the three types of port numbers? ›

The port numbers are divided into three ranges: the well-known ports, the registered ports, and the dynamic or private ports.

An uncommon port can be any TCP/UDP port that is not included in the common service ports category, i.e. other than the commonly used ports such as 80 (HTTP), 443 (HTTPS), 20/21 (FTP), 22 (SSH), 23 (Telnet), 53 (DNS), 3389 (RDP), 25/465/587 (SMTP), 3306 (MySQL), 5432 (PostgreSQL), 1521 (Oracle Database), 1433 (SQL ...

Ports 80, 443, 8080 and 8443 (HTTP and HTTPS)

As the most popular internet protocols, HTTP and HTTPS tend to be targeted by malicious actors. Their actions often involve SQL injections, cross-site scripting, DDoS attacks, and request forgery.

A form of cyber attack in which an authorized user gains access to a legitimate connection of another client in the network. Having hijacked the TCP/IP session, the attacker can read and modify transmitted data packets, as well as send their own requests to the addressee.

This port is used for authentication of clients by the Enforcer.

TCP port 8888 is commonly used by Cassandra, a distributed NoSQL database management system. Unrestricted inbound access to TCP port 8888 on a server running Apache Cassandra database can allow unauthorized access to the database, leading to potential data breaches and other security incidents.

Port 8989 (TCP) is the default port used by vxrserver. Port 2148 (TCP/UDP) is the VEA server port.

By default, L2TP uses IPSec, which requires UDP ports 500 and 4500, and ESP IP Protocol 50. If you disable IPSec, Mobile VPN with L2TP requires only UDP port 1701.