Accounts: User Account Control must only elevate UIAccess applications that are installed in secure locations

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User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures Windows to only allow applications installed in a secure location on the file system, such as the Program Files or the Windows\System32 folders, to run with elevated privileges.

Remediation

TO fix this configure the policy value for
Computer Configuration
|_ Windows Settings
|_ Security Settings
|_ Local Policies
|_ Security Options
|_ "User Account Control: Only elevate UIAccess applications that are installed in secure locations" to "Enabled".

STIG:
Desktop:
W11: https://www.stigviewer.com/stig/microsoft_windows_11/2024-06-10/finding/V-253473
W10: https://www.stigviewer.com/stig/windows_10/2021-08-18/finding/V-220949 / https://www.stigviewer.com/stig/microsoft_windows_10/2024-06-13/finding/V-220949

Server:
2022: https://www.stigviewer.com/stig/microsoft_windows_server_2022/2024-06-14/finding/V-254487
2019: https://www.stigviewer.com/stig/microsoft_windows_server_2019/2024-06-14/finding/V-205719 / https://www.stigviewer.com/stig/windows_server_2019/2020-06-15/finding/V-93527 /
2016: https://www.stigviewer.com/stig/microsoft_windows_server_2016/2024-02-21/finding/V-225066 / https://www.stigviewer.com/stig/windows_server_2016/2020-06-16/finding/V-73717

NIST 800-53: AC-6(8)
CAT: II
CCI: CCI-001084
CSCv6: 5.1
CMMC v2.1 L3: SI.L3-3.14.3e
RuleID: SV-225066r569186_rule, SV-88381r1_rule, SV-103613r1_rule, SV-205719r958518_rule, SV-254487r958518_rule, SV-253473r958518_rule, SV-220949r569187_rule
MITRE Att&k: T1087, T1087.001, T1087.002, T1546.011, T1548, T1548.002