ESXI-70-000027 - The ESXi host Secure Shell (SSH) daemon must set a timeout interval on idle sessions.

Information

Automatically logging out idle users guards against compromises via hijacked administrative sessions.

Solution

From an ESXi shell, add or correct the following line in '/etc/ssh/sshd_config':

ClientAliveInterval 200

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_7-0_Y25M04_STIG.zip

Item Details

Audit Name: DISA VMware vSphere 7.0 ESXi STIG v1r4 Unix

Category: CONFIGURATION MANAGEMENT

References: 800-53|CM-6b., CAT|III, CCI|CCI-000366, Rule-ID|SV-256395r959010_rule, STIG-ID|ESXI-70-000027, Vuln-ID|V-256395

Plugin: Unix

Control ID: 12985f98e7f812d2b4eee93986d08d6000f90f5b25e21de7ec0583f319508995