STIGQter: STIG Summary: Microsoft IIS 8.5 Server Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 23 Apr 2021:

The IIS 8.5 web server must produce log records that contain sufficient information to establish the outcome (success or failure) of IIS 8.5 web server events.

DISA Rule

SV-214403r508658_rule

Vulnerability Number

V-214403

Group Title

SRG-APP-000099-WSR-000061

Rule Version

IISW-SV-000110

Severity

CAT II

CCI(s)

• CCI-000134 - The information system generates audit records containing information that establishes the outcome of the event.

Weight

10

Fix Recommendation

Access the IIS 8.5 web server IIS Manager.
Click the IIS 8.5 web server name.
Under "IIS", double-click the "Logging" icon.
Verify the "Format:" under "Log File" is configured to "W3C".
Select the "Fields" button.
Under "Custom Fields", click the "Add Field..." button.
For each field being added, give a name unique to what the field is capturing.
Click on the "Source Type" drop-down list and select "Request Header".
Click on the "Source" drop-down list and select "Connection".
Click “OK” to add.

Click on the "Source Type" drop-down list and select "Request Header".
Click on the "Source" drop-down list and select "Warning".
Click “OK” to add.
Click "Apply" under the "Actions" pane.

Check Contents

Access the IIS 8.5 web server IIS Manager.

Click the IIS 8.5 web server name.

Under "IIS", double-click the "Logging" icon.

Verify the "Format:" under "Log File" is configured to "W3C".

Select the "Fields" button.

Under "Custom Fields", verify the following fields have been configured:

Request Header >> Connection

Request Header >> Warning

If any of the above fields are not selected, this is a finding.

Vulnerability Number

V-214403

Documentable

False

Rule Version

IISW-SV-000110

Severity Override Guidance

Access the IIS 8.5 web server IIS Manager.

Click the IIS 8.5 web server name.

Under "IIS", double-click the "Logging" icon.

Verify the "Format:" under "Log File" is configured to "W3C".

Select the "Fields" button.

Under "Custom Fields", verify the following fields have been configured:

Request Header >> Connection

Request Header >> Warning

If any of the above fields are not selected, this is a finding.

Check Content Reference

M

Target Key

4000

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