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

A private IIS 10.0 website authentication mechanism must use client certificates to transmit session identifier to assure integrity.

DISA Rule

SV-218749r558649_rule

Vulnerability Number

V-218749

Group Title

SRG-APP-000172-WSR-000104

Rule Version

IIST-SI-000220

Severity

CAT II

CCI(s)

• CCI-001188 - The information system generates unique session identifiers for each session with organization-defined randomness requirements.
• CCI-000197 - The information system, for password-based authentication, transmits only cryptographically-protected passwords.
• CCI-002470 - The information system only allows the use of organization-defined certificate authorities for verification of the establishment of protected sessions.

Weight

10

Fix Recommendation

Note: If the server being reviewed is a public IIS 10.0 web server, this is Not Applicable.
Note: If certificate handling is performed at the Proxy/Load Balancer, this is not a finding.

Follow the procedures below for each site hosted on the IIS 10.0 web server:

Open the IIS 10.0 Manager.

Double-click the "SSL Settings" icon.

Verify the "Clients Certificate Required" check box is selected.

Select "Apply" from the "Actions" pane.

Check Contents

Note: If the server being reviewed is a public IIS 10.0 web server, this is Not Applicable.
Note: If certificate handling is performed at the Proxy/Load Balancer, this is not a finding.

Follow the procedures below for each site hosted on the IIS 10.0 web server:

Open the IIS 10.0 Manager.

Double-click the "SSL Settings" icon.

Verify the "Clients Certificate Required" check box is selected.

If the "Clients Certificate Required" check box is not selected, this is a finding.

Vulnerability Number

V-218749

Documentable

False

Rule Version

IIST-SI-000220

Severity Override Guidance

Note: If the server being reviewed is a public IIS 10.0 web server, this is Not Applicable.
Note: If certificate handling is performed at the Proxy/Load Balancer, this is not a finding.

Follow the procedures below for each site hosted on the IIS 10.0 web server:

Open the IIS 10.0 Manager.

Double-click the "SSL Settings" icon.

Verify the "Clients Certificate Required" check box is selected.

If the "Clients Certificate Required" check box is not selected, this is a finding.

Check Content Reference

M

Target Key

4051

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