The SSH daemon must use privilege separation.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| GEN005537-ESXI5-000111 | GEN005537-ESXI5-000111 | GEN005537-ESXI5-000111_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 |
|---|---|
| VMware ESXi v5 Security Technical Implementation Guide | 2013-01-15 |
Details
| Check Text ( C-GEN005537-ESXI5-000111_chk ) |
|---|
| Disable lock down mode. Enable the ESXi Shell. Login as root and execute the following command(s): # grep UsePrivilegeSeparation /etc/ssh/sshd_config If "UsePrivilegeSeparation" is set to "no" or the keyword/line is missing, this is a finding. Re-enable lock down mode. |
| Fix Text (F-GEN005537-ESXI5-000111_fix) |
|---|
| Disable lock down mode. Enable the ESXi Shell. Login as root and execute the following command(s): # vi /etc/ssh/sshd_config Add/modify the "UsePrivilegeSeparation " keyword to "yes", i.e.; UsePrivilegeSeparation=yes Re-enable lock down mode. |