ESXI-06-000020 - The SSH daemon must perform strict mode checking of home directory configuration files.

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Information

If other users have access to modify user-specific SSH configuration files, they may be able to log into the system as another user.

NOTE: Nessus has not performed this check. Please review the benchmark to ensure target compliance.

Solution

To set the StrictModes setting, add or correct the following line in '/etc/ssh/sshd_config':

StrictModes yes

See Also

http://iasecontent.disa.mil/stigs/zip/U_VMware_vSphere_6-0_ESXi_V1R4_STIG.zip