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Port 8777 Details


known port assignments and vulnerabilities
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Port(s) Protocol Service Details Source
8777 udp games Astroneer (UDP) server
America's Army
Deus Ex (TCP/UDP)
Rainbow Six
Raven Shield: Athena Sword (TCP/UDP)
Unreal Tournament (TCP/UDP)

America's Army is vulnerable to a denial of service, caused by the improper handling of multiple players joining the server. By sending specially-crafted packets to UDP port 8777, a remote attacker could exploit this vulnerability to cause the application to crash.
References: [XFDB-52458] [BID-35749]
SG
1716-1718,8777,27900 udp applications Americas Army Portforward
7790-7792,8777,27900 udp applications Dues Ex Portforward
7790-7792,8777 tcp applications Dues Ex Portforward
7777-7787,8777-8787 udp applications Rainbow Six 3 Raven Shield Portforward
80, 6667, 7777-7787, 8777-8787, 40000-42000 udp applications Rainbow Six 3 Raven Shield with Ubi.com Portforward
5479,6582,8777 tcp applications The Settlers II 10th Aniversary Edition Portforward
7777,8080,8777,9777,27900 tcp applications Unreal Tournament Portforward
8771-8777 tcp,udp Unassigned IANA
9 records found
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Related ports: 2  4  200  1716  1717  1718  7790  7791  7792  14200  27900  

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External Resources
SANS Internet Storm Center: port 8777

Notes:
Port numbers in computer networking represent communication endpoints. Ports are unsigned 16-bit integers (0-65535) that identify a specific process, or network service. IANA is responsible for internet protocol resources, including the registration of commonly used port numbers for well-known internet services.
Well Known Ports: 0 through 1023.
Registered Ports: 1024 through 49151.
Dynamic/Private : 49152 through 65535.

TCP ports use the Transmission Control Protocol, the most commonly used protocol on the Internet and any TCP/IP network. TCP enables two hosts to establish a connection and exchange streams of data. TCP guarantees delivery of data and that packets will be delivered in the same order in which they were sent. Guaranteed communication/delivery is the key difference between TCP and UDP.

UDP ports use the Datagram Protocol. Like TCP, UDP is used in combination with IP (the Internet Protocol) and facilitates the transmission of datagrams from one computer to applications on another computer, but unlike TCP, UDP is connectionless and does not guarantee reliable communication; it's up to the application that received the message to process any errors and verify correct delivery. UDP is often used with time-sensitive applications, such as audio/video streaming and realtime gaming, where dropping some packets is preferable to waiting for delayed data.

When troubleshooting unknown open ports, it is useful to find exactly what services/processes are listening to them. This can be accomplished in both Windows command prompt and Linux variants using the "netstat -aon" command. We also recommend runnig multiple anti-virus/anti-malware scans to rule out the possibility of active malicious software. For more detailed and personalized help please use our forums.

Please use the "Add Comment" button below to provide additional information or comments about port 8777.
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by anonymous - 2024-03-01 01:47
Astroneer using 8777 UDP for server
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