AIX must turn on SSH daemon privilege separation.
An XCCDF Rule
Description
<VulnDiscussion>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.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-215297r991589_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Edit the "/etc/sshd/sshd_config" file and add the following line:
UsePrivilegeSeparation yes
Restart the SSH daemon:
# stopsrc -s sshd
# startsrc -s sshd