STIGhubSTIGhub
STIGsRMF ControlsCompare
STIGhub— A free STIG search and compliance tool·STIGs updated 3 days ago
Powered by Pylon·Privacy·Terms·© 2026 Beacon Cloud Solutions, Inc.
← Back to Windows Server 2019 Security Technical Implementation Guide

V-93079

CAT II (Medium)

Windows Server 2019 Modify firmware environment values user right must only be assigned to the Administrators group.

Rule ID

SV-103167r1_rule

STIG

Windows Server 2019 Security Technical Implementation Guide

Version

V1R3

CCIs

CCI-002235

Discussion

Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities. Accounts with the "Modify firmware environment values" user right can change hardware configuration environment variables. This could result in hardware failures or a denial of service.

Check Content

Verify the effective setting in Local Group Policy Editor.

Run "gpedit.msc".

Navigate to Local Computer Policy >> Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment.

If any accounts or groups other than the following are granted the "Modify firmware environment values" user right, this is a finding:

- Administrators

For server core installations, run the following command:

Secedit /Export /Areas User_Rights /cfg c:\path\filename.txt

Review the text file.

If any SIDs other than the following are granted the "SeSystemEnvironmentPrivilege" user right, this is a finding:

S-1-5-32-544 (Administrators)

Fix Text

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Modify firmware environment values" to include only the following accounts or groups:

- Administrators