Check: GEN001394
Title
The /etc/group file must not have an extended ACL. (Cat II impact)
Discussion
The /etc/group file is critical to system security and must be protected from unauthorized modification. The group file contains a list of system groups and associated information.
Check Content
Verify /etc/group has no extended ACL. # ls -D /etc/group If the file has an extended ACL, this is a finding.
Fix Text
Remove the extended ACL from the file. # chmod A- /etc/group
Additional Identifiers
Rule ID:
Vulnerability ID: V-22338
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 |