Text in Outlook that represents internet and network paths must not be automatically turned into hyperlinks.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-251872 | DTOO425 | SV-251872r812968_rule | CCI-000366 | medium |
| Description | ||||
| The ability of Outlook to automatically turn text that represents internet and network paths into hyperlinks would allow users to click on those hyperlinks in an email message and access malicious or otherwise harmful websites. | ||||
| STIG | Date | |||
| Microsoft Outlook 2016 Security Technical Implementation Guide | 2022-03-11 | |||
Related Frameworks
4 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
CM-6
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1712 mappings
3.4.1
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.4.2
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000366
1.00
- DISA · 2 · disa_xccdf · related
Details
Check Text (C-251872r812968_chk)
Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Outlook 2016 >> Outlook Options >> "Internet and network path into hyperlinks" is set to "Disabled".
Procedure: Use the Windows Registry Editor to navigate to the following key:
HKCU\software\policies\Microsoft\office\16.0\outlook\options\autoformat
Criteria: If the value pgrfafo_25_1 is REG_DWORD = 0, this is not a finding.
Fix Text (F-55284r811194_fix)
Set the policy User Configuration >> Administrative Templates >> Microsoft Outlook 2016 >> Outlook Options >> "Internet and network path into hyperlinks" must be set to "Disabled".