CCE-46761-3Platform: cpe:/o:microsoft:windows_server_2016 | Date: (C)2017-08-03 (M)2023-07-04 |
This policy setting allows users to configure the system-wide environment variables that affect hardware configuration. This information is typically stored in the Last Known Good Configuration. Modification of these values and could lead to a hardware failure that would result in a denial of service condition.
When configuring a user right in the SCM enter a comma delimited list of accounts. Accounts can be either local or located in Active Directory, they can be groups, users, or computers.
Vulnerability:
Anyone who is assigned the Modify firmware environment values user right could configure the settings of a hardware component to cause it to fail, which could lead to data corruption or a DoS condition.
Counter Measure:
Ensure that only the local Administrators group is assigned the Modify firmware environment values user right.
Potential Impact:
None. This is the default configuration.
Fix:
(1) GPO: Computer ConfigurationWindows SettingsSecurity SettingsLocal PoliciesUser Rights AssignmentModify firmware environment values
(2) REG: NO INFO
Parameter:
[default]
Technical Mechanism:
(1) GPO: Computer Configuration\Windows Settings\Security Settings\Local Policies\User Rights Assignment\Modify firmware environment values
(2) REG: NO INFO
CCSS Severity: | CCSS Metrics: |
CCSS Score : 5.5 | Attack Vector: LOCAL |
Exploit Score: 1.8 | Attack Complexity: LOW |
Impact Score: 3.6 | Privileges Required: LOW |
Severity: MEDIUM | User Interaction: NONE |
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | Scope: UNCHANGED |
| Confidentiality: NONE |
| Integrity: NONE |
| Availability: HIGH |
| |
References: Resource Id | Reference |
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SCAP Repo OVAL Definition | oval:org.secpod.oval:def:40305 |