Check: RHEL-09-232155
RHEL 9 STIG:
RHEL-09-232155
(in versions v1 r3 through v1 r1)
Title
RHEL 9 /etc/shadow file must be group-owned by root. (Cat II impact)
Discussion
The "/etc/shadow" file stores password hashes. Protection of this file is critical for system security.
Check Content
Verify the group ownership of the "/etc/shadow" file with the following command: $ sudo stat -c "%G %n" /etc/shadow root /etc/shadow If "/etc/shadow" file does not have a group owner of "root", this is a finding.
Fix Text
Change the group of the file /etc/shadow to root by running the following command: $ sudo chgrp root /etc/shadow
Additional Identifiers
Rule ID: SV-257911r925720_rule
Vulnerability ID: V-257911
Group Title: SRG-OS-000480-GPOS-00227
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CCIs
CCIs tied to check.
| Number | Definition |
|---|---|
| CCI-000366 |
The organization implements the security configuration settings. |
Controls
Controls tied to check. These are derived from the CCIs shown above.
| Number | Title |
|---|---|
| CM-6 |
Configuration Settings |