FTP is commonly used as an internet-facing service to exchange files. In this video, learn about an exploit on the Tiny FTP server which causes the service to crash, effecting a denial of service.
- [Narrator] Websites are not the only targets … for denial of service attacks. … Other services, such as the file transfer protocol, FTP, … are internet-facing, and so also at risk of being attacked. … I use my Windows 7 machine as the target for this attack. … I've installed the small FTP server, version 0.99, … and we can see the shortcut on the screen. … This is a very simple FTP server, … and I don't need to do any configuration, so I'll start it. … The software is loaded, but the server isn't … currently listening for connections. … I'll press the start icon to activate the server. … Okay, it's now listening. … In Kali, I'll open the terminal window, … and I'll start Telnet. … I need to make sure that I get a correct carriage return … and line feed when I'm sending data, … so I'll set that now. … Okay, I'm ready to connect to the FTP server. … I'll do that using the open command, … noting that I also need to specify port 21 for FTP. … We can see that the FTP server … displays the connection on its panel. …
- What is denial of service?
- TCP SYN, Smurf, and UDP flooding
- Deauthenticating a wireless host
- Flooding HTTP
- Using BlackEnergy
- Flooding a SIP server
- Detecting P2P attacks with PeerShark
- Defeating DoS attacks