V-218827
CAT IIIThe IIS 10.0 web server must enable HTTP Strict Transport Security (HSTS).
- Ships Affected
- 2
- Total Findings
- 3
- Open
- 0
- Closed
- 3
Check Text
Note: If the server is hosting WSUS, this is not applicable.
Note: If the server is providing OCSP or CRL, and not otherwise hosting any content, this is not applicable.
Access the IIS 10.0 Web Server.
Open IIS Manager.
Click the IIS 10.0 web server name.
Open on Configuration Editor under Management.
For the Section, navigate to system.applicationHost/sites.
Expand siteDefaults and HSTS.
If enabled is not set to True, this is a finding.
If includeSubDomains is not set to True, this is a finding.
If max-age is not set to a value greater than 0, this is a finding.
If redirectHttpToHttps is not True, this is a finding.
If the website is behind a load balancer or proxy server, and HSTS enablement is handled there, this is not applicable.
If the version of Windows Server does not natively support HSTS, this is not a finding.
Fix Text
Using the Configuration Editor in the IIS Manager or Powershell:
Enable HSTS.
Set includeSubDomains to True.
Set max-age to a value greater than 0.
Set redirectHttpToHttps to True.
STIG Reference
- STIG
- Microsoft IIS 10.0 Server Security Technical Implementation Guide
- Version
- 3
- Release
- 7
- Rule ID
- SV-218827r1192779_rule
All Occurrences
This vulnerability appears on 2 ship(s)
| Ship | Hull # | Source File | Status | Assigned To | Scan Date | Actions |
|---|---|---|---|---|---|---|
| LAB BASELINES | BASELINE | SCHR-P3-DP-001_IIS10Server_V3R6_20260305-132942.cklb | Unassigned | 2026-03-12T15:38:14.420977 | View in Context | |
| USNS MONTFORD POINT | T-ESD-1 | _Reviewed/MONT-DP-001/Checklist/MONT-DP-001_IIS10Server_V3R4_20251023-143809.ckl | Unassigned | 2026-01-14T12:57:35.201603 | View in Context | |
| USNS MONTFORD POINT | T-ESD-1 | _Reviewed/MONT-MB-002/Checklist/MONT-MB-002_IIS10Server_V3R4_20251023-152431.ckl | Unassigned | 2026-01-14T12:57:32.874734 | View in Context |