Check: GEN001810
Title
Skeleton files must not have extended ACLs. (Cat II impact)
Discussion
If the skeleton files are not protected, unauthorized personnel could change user's startup parameters and possibly jeopardize user's files.
Check Content
Check skeleton files for extended ACLs. # ls -D /etc/skel If any file has an extended ACL, this is a finding.
Fix Text
Remove the extended ACL from the file. # chmod A- [skeleton file with extended ACL]
Additional Identifiers
Rule ID:
Vulnerability ID: V-22357
Group Title:
Expert Comments
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CCIs
CCIs tied to check.
| Number | Definition |
|---|---|
| CCI-000225 |
The organization employs the concept of least privilege, allowing only authorized accesses for users (and processes acting on behalf of users) which are necessary to accomplish assigned tasks in accordance with organizational missions and business functions. |
Controls
Controls tied to check. These are derived from the CCIs shown above.
| Number | Title |
|---|---|
| AC-6 |
Least Privilege |