Details

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

Solution

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’:

StrictModes yes

Supportive Information

The following resource is also helpful.

• https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_6-5_Y21M10_STIG.zip

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.

References

• 800-53|CM-6b.
• CAT|II
• CCI|CCI-000366
• Rule-ID|SV-207621r388482_rule
• STIG-ID|ESXI-65-000020
• STIG-Legacy|SV-104073
• STIG-Legacy|V-93987
• Vuln-ID|V-207621

Source

• Tenable.com/audits