Port 21 Information

Information about Port 21

• This is a collection of basic information about port 21 gathered from various sources, including TCP and UDP services as well as the number of source and target IPs attacked on these ports. This information is up to date as of 2020-12-16.

Description

• File Transfer Protocol [Control]

RFC

• 959
• 959
• 4960

tcp

• AudioGalaxy
• BackConstruction
• BladeRunner
• CCInvader
• CattivikFTPServer
• DarkFTP
• DolyTrojan
• Fore
• FreddyK
• InvisibleFTP
• Juggernaut42
• Larva
• MotIvFTP
• NetAdministrator
• RTB666
• Ramen
• SennaSpyFTPserver
• Traitor21
• WebEx
• WinCrash
• [trojan]TheFlu
• ftp

udp

• ftp

trojans

• ADM
• trojantd

sources

• 320

targets

• 357

etopensource

• ET_ATTACK_RESPONSE_Hostile_FTP_Server_Banner_(Bot_Server)
• ET_ATTACK_RESPONSE_Hostile_FTP_Server_Banner_(Reptile)
• ET_ATTACK_RESPONSE_Hostile_FTP_Server_Banner_(StnyFtpd)
• ET_ATTACK_RESPONSE_Unusual_FTP_Server_Banner_(freeFTPd)
• ET_ATTACK_RESPONSE_Unusual_FTP_Server_Banner_(warFTPd)
• ET_POLICY_External_FTP_Connection_TO_Local_HP_JetDirect_Printer
• ET_SCAN_Potential_FTP_Brute-Force_attempt_response

CVEs Associated with Port 21

CVE-2018-10070 CVE-2018-11311 CVE-2019-14514 CVE-2020-10288 CVE-2002-0779 CVE-2005-2020 CVE-2007-3039 CVE-2015-3968 CVE-2015-7261 CVE-2017-6872

Known Applications

• Bubba Server
• GoFlex Home Server
• Iomega Home Media Network Hard Drive
• McAllister Pet ID