Check: GEN005523

AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE: GEN005523 (in versions v1 r14 through v1 r10)

The SSH private host key files must have mode 0600 or less permissive. (Cat II impact)

If an unauthorized user obtains the private SSH host key file, the host could be impersonated.

Check the permissions for SSH private host key files. # ls -lL /etc/ssh/*key If any file has a mode more permissive than 0600, this is a finding.

Change the permissions for the SSH private host key files. # chmod 0600 /etc/ssh/*key

Rule ID: SV-26765r1_rule

Vulnerability ID: V-22472

Group Title: GEN005523

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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 tied to check. These are derived from the CCIs shown above.

Number	Title
AC-6	Least Privilege