Microsoft Windows Server 2022

Windows Server 2022 Access Credential Manager as a trusted caller user right must not be assigned to any groups or accounts

STIG ID: WN22-UR-000010 | SRG: SRG-OS-000324-GPOS-00125 | Severity: Medium | CCI: CCI-002235 | Vulnerability ID: V-254491

Description

Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities.Accounts with the "Access Credential Manager as a trusted caller" user right may be able to retrieve the credentials of other accounts from Credential Manager.

Check

C-254491r958726_chk

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 are granted the "Access Credential Manager as a trusted caller" user right, this is a finding.For server core installations, run the following command:Secedit /Export /Areas User_Rights /cfg c:\path\filename.txtReview the text file.If any SIDs are granted the "SeTrustedCredManAccessPrivilege" user right, this is a finding.

Fix

F-57927r849288_fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> Access Credential Manager as a trusted caller to be defined but containing no entries (blank).