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The system must generate an audit event when the audit log reaches a percentage of full threshold.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| WN12-SO-000049 | WN12-SO-000049 | WN12-SO-000049_rule | Low |
| Description |
|---|
| When the audit log reaches a given percent full, an audit event is written to the security log. It is recorded as a successful audit event under the category of System. This option may be especially useful if the audit logs are set to be cleared manually. |
| STIG | Date |
|---|---|
| Microsoft Windows Server 2012 Member Server Security Technical Implementation Guide | 2013-07-25 |
Details
| Check Text ( C-WN12-SO-000049_chk ) |
|---|
| If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \System\CurrentControlSet\Services\Eventlog\Security\ Value Name: WarningLevel Value Type: REG_DWORD Value: 90 (or less) If the system is configured to write to an audit server, or is configured to automatically archive full logs, this is not a finding. |
| Fix Text (F-WN12-SO-000049_fix) |
|---|
| Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> "MSS: (WarningLevel) Percentage threshold for the security event log at which the system will generate a warning" to "90" or less. (See "Updating the Windows Security Options File" in the STIG Overview document if MSS settings are not visible in the system's policy tools.) |