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The SSH daemon must use privilege separation.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22486 GEN005537 SV-46100r2_rule Medium
Description
SSH daemon privilege separation causes the SSH process to drop root privileges when not needed, which would decrease the impact of software vulnerabilities in the unprivileged section.
STIG Date
SUSE Linux Enterprise Server v11 for System z 2016-12-20

Details

Check Text ( C-43357r1_chk )
Check the SSH daemon configuration for the UsePrivilegeSeparation setting.
# grep -i UsePrivilegeSeparation /etc/ssh/sshd_config | grep -v '^#'
If the setting is not present, or not set to "yes", this is a finding.
Fix Text (F-39444r2_fix)
Edit the SSH daemon configuration and add or edit the "UsePrivilegeSeparation" setting value to "yes".

Restart the SSH daemon.
# /sbin/service sshd restart