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Which users are placed by default in a chroot jail by the Vsftpd server?
Under default VSFTP configuration, VSFTP login users can navigate to top-level directories which might cause security issues. There are situations when you do not wish FTP users to be able to access any files outside of their own home directory. The vsftp daemon can be chrooted to implement this policy.
What is Secure_chroot_dir?
secure_chroot_dir” is used to lock the daemon in an unwritable folder when it is doing things that don’t require filesystem access (at least, that’s what I gather from the manpage): secure_chroot_dir: This option should be the name of a directory which is empty.
How to set up chroot jail on vsftpd?
Yesterdays VSFTPD troubleshooting note (read as post) brought me back this question. If you do not wish FTP users to be able to access any files outside of their own home directory, set up chroot jail. For consider following example: Connected to ftp.domain.com. 220 (vsFTPd 2.0.5) Name (ftp.domain.com:user1): user1 331 Please specify the password.
Do you have to list all vsftpd users?
Only list users in the vsftpd.chroot_list file if you want them to have full access to anywhere on the server. By not listing them in this file, you’re saying restrict all vsftpd users to their specified home directory. means that by default, ALL users get chrooted except users in the file…
How to lock FTP users in a jail?
To avoid this security problem you can lock ftp user in a jail. Save and close the file. Restart vsftpd. Now all users of VSFTPD/FTP will be limited to accessing only files in their own home directory. They will not able to see /, /etc, /root and /tmp and all other directories.
How to create vsftpd user and lock to ( specify ) home?
Install vsftpd using this as a guide. Create user with useradd [user_name]. Create user’s password with passwd [user_name]. Create FTP directory in /var/ftp and then bind to the ‘home’ directory you wish to specify for this user with mount –bind /var/www/vhosts/domain.com/ /var/ftp/custom_name/.