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The .rhosts file must not be supported in AIX PAM.


Overview

Finding ID Version Rule ID IA Controls Severity
V-215433 AIX7-00-003139 SV-215433r877377_rule Medium
Description
.rhosts files are used to specify a list of hosts permitted remote access to a particular account without authenticating. The use of such a mechanism defeats strong identification and authentication requirements.
STIG Date
IBM AIX 7.x Security Technical Implementation Guide 2023-08-23

Details

Check Text ( C-16631r294750_chk )
Check the PAM configuration for "rhosts_auth" using command:
# grep rhosts_auth /etc/pam.conf |grep -v \#

If a "rhosts_auth" entry is found, this is a finding.
Fix Text (F-16629r294751_fix)
Edit "/etc/pam.conf" and remove the reference(s) to the "rhosts_auth" module.