← Port Encyclopedia
19

Chargen

TCP/UDP
System Medium Risk
Character Generator — can be abused for amplification DDoS attacks

🔍 How to Scan Port 19

nmap -sV -p 19 target
nmap -sV -sC --script=banner -p 19 target
nc -zv target 19

🛡️ Security Considerations

  • Scan port 19 with nmap -sV to identify the exact service and version
  • If Chargen is not needed, close or firewall this port immediately
  • Check for default credentials if a management interface runs on this port
  • Use searchsploit chargen to find known exploits
  • Monitor traffic on port 19 with Wireshark or tcpdump for anomalies
  • Ensure the service is patched to the latest version to prevent known CVE exploitation

🔗 Related System Ports

Port 1
TCPMUX
Port 5
RJE
Port 7
Echo
Port 9
Discard
Port 11
systat
Port 13
Daytime
Port 17
QOTD
Port 37
Time
Port 79
Finger
Port 111
RPCbind
Port 113
Ident
Port 123
NTP

📍 Nearby Ports

Port 14
Port-14
Port 15
Port-15
Port 16
Port-16
Port 17
QOTD
Port 18
Port-18
Port 20
FTP-Data
Port 21
FTP
Port 22
SSH
Port 23
Telnet
Port 24
Port-24
📚 Learn Network Scanning — Free Course
Found this useful? Share it.
Keep going
Free coursesStructured, day-by-day tracks Free hacking labsPractice in your browser, no setup Attack SimulatorHands-on challenges in your browser
Make it count. Join free to earn XP for what you read and solve, keep a streak, and track your progress.
Join free