STIGQter: STIG Summary: Microsoft IIS 10.0 Site Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 23 Apr 2021:

The amount of virtual memory an application pool uses for each IIS 10.0 website must be explicitly set.

DISA Rule

SV-218773r558649_rule

Vulnerability Number

V-218773

Group Title

SRG-APP-000516-WSR-000174

Rule Version

IIST-SI-000253

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Open the IIS 10.0 Manager.

Click “Application Pools”.

Perform the following for each Application Pool:

Highlight an Application Pool and click "Advanced Settings" in the "Action" Pane.

In the "Advanced Settings" dialog box scroll down to the "Recycling" section and set the value for "Virtual Memory Limit" to a value other than "0".

Click "OK".

Check Contents

Note: If the IIS Application Pool is hosting Microsoft SharePoint, this is Not Applicable.

If this IIS 10.0 installation is supporting Microsoft Exchange, and not otherwise hosting any content, this requirement is Not Applicable.

Open the IIS 10.0 Manager.

Perform the following for each Application Pool:

Click "Application Pools".

Highlight an Application Pool and click "Advanced Settings" in the Action Pane.

In the "Advanced Settings" dialog box scroll down to the "Recycling" section and verify the value for "Virtual Memory Limit" is not set to "0".

If the value for "Virtual Memory Limit" is set to "0", this is a finding.

Vulnerability Number

V-218773

Documentable

False

Rule Version

IIST-SI-000253

Severity Override Guidance

Note: If the IIS Application Pool is hosting Microsoft SharePoint, this is Not Applicable.

If this IIS 10.0 installation is supporting Microsoft Exchange, and not otherwise hosting any content, this requirement is Not Applicable.

Open the IIS 10.0 Manager.

Perform the following for each Application Pool:

Click "Application Pools".

Highlight an Application Pool and click "Advanced Settings" in the Action Pane.

In the "Advanced Settings" dialog box scroll down to the "Recycling" section and verify the value for "Virtual Memory Limit" is not set to "0".

If the value for "Virtual Memory Limit" is set to "0", this is a finding.

Check Content Reference

M

Target Key

4051

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