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The ftpusers file must be owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-842 | GEN004920 | SV-63009r1_rule | Medium |
| Description |
|---|
| If the file ftpusers is not owned by root, an unauthorized user may modify the file to allow unauthorized accounts to use FTP. |
| STIG | Date |
|---|---|
| Oracle Linux 5 Security Technical Implementation Guide | 2020-02-25 |
Details
| Check Text ( C-51805r1_chk ) |
|---|
| Check the ownership of the ftpusers file. Procedure: For gssftp: # ls -l /etc/ftpusers For vsftp: # ls -l /etc/vsftpd.ftpusers /etc/vsftpd/ftpusers If the ftpusers file is not owned by root, this is a finding. |
| Fix Text (F-53599r1_fix) |
|---|
| Change the owner of the ftpusers file to root. For gssftp: # chown root /etc/ftpusers For vsftp: # chown root /etc/vsftpd.ftpusers /etc/vsftpd/ftpusers |