Check: GEN004930
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE:
GEN004930
(in versions v1 r14 through v1 r10)
Title
The ftpusers file must be group-owned by bin, sys, or system. (Cat II impact)
Discussion
If the ftpusers file is not group-owned by a system group, an unauthorized user may modify the file to allow unauthorized accounts to use FTP.
Check Content
Check the group ownership of the ftpusers file. Procedure: # ls -lL /etc/ftpusers If the file is not group-owned by bin, sys, or system, this is a finding.
Fix Text
Change the group owner of the ftpusers file. Procedure: # chgrp system /etc/ftpusers
Additional Identifiers
Rule ID: SV-39180r1_rule
Vulnerability ID: V-22444
Group Title: GEN004930
Expert Comments
Expert comments are only available to logged-in users.
CCIs
CCIs tied to check.
| Number | Definition |
|---|---|
| CCI-000225 |
Employ the principle of least privilege, allowing only authorized accesses for users (or processes acting on behalf of users) which are necessary to accomplish assigned organizational tasks. |
Controls
Controls tied to check. These are derived from the CCIs shown above.
| Number | Title |
|---|---|
| AC-6 |
Least Privilege |