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

Warning and error messages displayed to clients must be modified to minimize the identity of the IIS 8.5 website, patches, loaded modules, and directory paths.

DISA Rule

SV-214472r508659_rule

Vulnerability Number

V-214472

Group Title

SRG-APP-000266-WSR-000159

Rule Version

IISW-SI-000233

Severity

CAT II

CCI(s)

• CCI-001312 - The information system generates error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.

Weight

10

Fix Recommendation

Follow the procedures below for each site hosted on the IIS 8.5 web server:

Open the IIS 8.5 Manager.

Click the site name under review.

Double-click the "Error Pages" icon.

Click each error message and click "Edit Feature" Setting from the "Actions" pane; set each error message to “Detailed errors for local requests and custom error pages for remote requests”.

Check Contents

Follow the procedures below for each site hosted on the IIS 8.5 web server:

Open the IIS 8.5 Manager.

Click the site name under review.

Double-click the "Error Pages" icon.

Click each error message and click "Edit Feature" setting from the "Actions" pane.

If any error message is not set to “Detailed errors for local requests and custom error pages for remote requests”, this is a finding.

Vulnerability Number

V-214472

Documentable

False

Rule Version

IISW-SI-000233

Severity Override Guidance

Follow the procedures below for each site hosted on the IIS 8.5 web server:

Open the IIS 8.5 Manager.

Click the site name under review.

Double-click the "Error Pages" icon.

Click each error message and click "Edit Feature" setting from the "Actions" pane.

If any error message is not set to “Detailed errors for local requests and custom error pages for remote requests”, this is a finding.

Check Content Reference

M

Target Key

4001

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