STIGQter: STIG Summary: Microsoft Windows Server 2016 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

The Deny log on as a service user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems. No other groups or accounts must be assigned this right.

DISA Rule

SV-225017r569186_rule

Vulnerability Number

V-225017

Group Title

SRG-OS-000080-GPOS-00048

Rule Version

WN16-MS-000390

Severity

CAT II

CCI(s)

• CCI-000213 - The information system enforces approved authorizations for logical access to information and system resources in accordance with applicable access control policies.

Weight

10

Fix Recommendation

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Deny log on as a service" to include the following:

Domain systems:
- Enterprise Admins Group
- Domain Admins Group

Check Contents

This applies to member servers and standalone systems. A separate version applies to domain controllers.

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 the following accounts or groups are not defined for the "Deny log on as a service" user right on domain-joined systems, this is a finding.

- Enterprise Admins Group
- Domain Admins Group

If any accounts or groups are defined for the "Deny log on as a service" user right on non-domain-joined systems, this is a finding.
For server core installations, run the following command:

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

Review the text file.

If the following SIDs are not defined for the "SeDenyServiceLogonRight" user right on domain-joined systems, this is a finding.

S-1-5-root domain-519 (Enterprise Admins)
S-1-5-domain-512 (Domain Admins)

If any SIDs are defined for the user right on non-domain-joined systems, this is a finding.

Vulnerability Number

V-225017

Documentable

False

Rule Version

WN16-MS-000390

Severity Override Guidance

This applies to member servers and standalone systems. A separate version applies to domain controllers.

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 the following accounts or groups are not defined for the "Deny log on as a service" user right on domain-joined systems, this is a finding.

- Enterprise Admins Group
- Domain Admins Group

If any accounts or groups are defined for the "Deny log on as a service" user right on non-domain-joined systems, this is a finding.
For server core installations, run the following command:

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

Review the text file.

If the following SIDs are not defined for the "SeDenyServiceLogonRight" user right on domain-joined systems, this is a finding.

S-1-5-root domain-519 (Enterprise Admins)
S-1-5-domain-512 (Domain Admins)

If any SIDs are defined for the user right on non-domain-joined systems, this is a finding.

Check Content Reference

M

Target Key

4205

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