Check: ESXI-67-000027
VMware vSphere 6.7 ESXi STIG:
ESXI-67-000027
(in versions v1 r3 through v1 r1)
Title
The ESXi host SSH daemon must set a timeout interval on idle sessions. (Cat III impact)
Discussion
Automatically logging out idle users guards against compromises via hijacked administrative sessions.
Check Content
From an SSH session connected to the ESXi host, or from the ESXi shell, run the following command: # grep -i "^ClientAliveInterval" /etc/ssh/sshd_config If there is no output or the output is not exactly "ClientAliveInterval 200", this is a finding.
Fix Text
From an SSH session connected to the ESXi host, or from the ESXi shell, add or correct the following line in "/etc/ssh/sshd_config": ClientAliveInterval 200
Additional Identifiers
Rule ID: SV-239282r674775_rule
Vulnerability ID: V-239282
Group Title: SRG-OS-000480-VMM-002000
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-000366 |
The organization implements the security configuration settings. |
Controls
Number | Title |
---|---|
CM-6 |
Configuration Settings |