The SSH daemon must not allow rhosts RSA authentication.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22487	GEN005538	SV-40396r1_rule	ECSC-1	Medium

Description
If SSH permits rhosts RSA authentication, a user may be able to log in based on the keys of the host originating the request and not any user-specific authentication.

STIG	Date
Solaris 10 SPARC Security Technical Implementation Guide	2014-04-04

Details

Check Text ( C-39265r1_chk )
Check the SSH daemon configuration for the RhostsRSAAuthentication setting. # grep -i RhostsRSAAuthentication /etc/ssh/sshd_config | grep -v '^#' If the setting is set to yes, this is a finding.

Fix Text (F-34370r1_fix)
Edit the SSH daemon configuration and change the RhostsRSAAuthentication setting value to no or remove it entirely.