STIGQter: STIG Summary: VMware vSphere 7.0 ESXi Security Technical Implementation Guide Version: 1 Release: 4 Benchmark Date: 02 Apr 2025:

The ESXi host must enforce an unlock timeout of 15 minutes after a user account is locked out.

DISA Rule

SV-256380r958736_rule

Vulnerability Number

V-256380

Group Title

SRG-OS-000329-VMM-001180

Rule Version

ESXI-70-000006

Severity

CAT II

CCI(s)

• CCI-002238 - Automatically lock the account or node for either an organization-defined time period, until the locked account or node is released by an administrator, or delays the next logon prompt according to the organization-defined delay algorithm when the maximum number of unsuccessful logon attempts is exceeded.

Weight

10

Fix Recommendation

From the vSphere Client, go to Hosts and Clusters.

Select the ESXi Host >> Configure >> System >> Advanced System Settings.

Click "Edit". Select the "Security.AccountUnlockTime" value and configure it to "900".

or

From a PowerCLI command prompt while connected to the ESXi host, run the following command:

Get-VMHost | Get-AdvancedSetting -Name Security.AccountUnlockTime | Set-AdvancedSetting -Value 900

Check Contents

From the vSphere Client, go to Hosts and Clusters.

Select the ESXi Host >> Configure >> System >> Advanced System Settings.

Select the "Security.AccountUnlockTime" value and verify it is set to "900".

or

From a PowerCLI command prompt while connected to the ESXi host, run the following command:

Get-VMHost | Get-AdvancedSetting -Name Security.AccountUnlockTime

If the "Security.AccountUnlockTime" setting is set to a value other than "900", this is a finding.

Vulnerability Number

V-256380

Documentable

False

Rule Version

ESXI-70-000006

Severity Override Guidance

From the vSphere Client, go to Hosts and Clusters.

Select the ESXi Host >> Configure >> System >> Advanced System Settings.

Select the "Security.AccountUnlockTime" value and verify it is set to "900".

or

From a PowerCLI command prompt while connected to the ESXi host, run the following command:

Get-VMHost | Get-AdvancedSetting -Name Security.AccountUnlockTime

If the "Security.AccountUnlockTime" setting is set to a value other than "900", this is a finding.

Check Content Reference

M

Target Key

5518