Microsoft Windows Server 2016 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Orphaned security identifiers (SIDs) must be removed from user rights on Windows 2016.
<VulnDiscussion>Accounts or groups given rights on a system may show up as unresolved SIDs for various reasons including deletion of the acco...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Users must be prevented from changing installation options.
<VulnDiscussion>Installation options for applications are typically controlled by administrators. This setting prevents users from changing i...Rule Medium Severity -
Secure Boot must be enabled on Windows Server 2016 systems.
<VulnDiscussion>Secure Boot is a standard that ensures systems boot only to a trusted operating system. Secure Boot is required to support ad...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Windows 2016 systems must have Unified Extensible Firmware Interface (UEFI) firmware and be configured to run in UEFI mode, not Legacy BIOS.
<VulnDiscussion>UEFI provides additional security features in comparison to legacy BIOS firmware, including Secure Boot. UEFI is required to ...Rule Low Severity -
SRG-OS-000329-GPOS-00128
<GroupDescription></GroupDescription>Group -
Windows 2016 account lockout duration must be configured to 15 minutes or greater.
<VulnDiscussion>The account lockout feature, when enabled, prevents brute-force password attacks on the system. This parameter specifies the ...Rule Medium Severity -
SRG-OS-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
Windows Server 2016 must have the number of allowed bad logon attempts configured to three or less.
<VulnDiscussion>The account lockout feature, when enabled, prevents brute-force password attacks on the system. The higher this value is, the...Rule Medium Severity -
SRG-OS-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
Windows Server 2016 must have the period of time before the bad logon counter is reset configured to 15 minutes or greater.
<VulnDiscussion>The account lockout feature, when enabled, prevents brute-force password attacks on the system. This parameter specifies the ...Rule Medium Severity -
SRG-OS-000077-GPOS-00045
<GroupDescription></GroupDescription>Group -
Windows Server 2016 password history must be configured to 24 passwords remembered.
<VulnDiscussion>A system is more vulnerable to unauthorized access when system users recycle the same password several times without being re...Rule Medium Severity -
SRG-OS-000076-GPOS-00044
<GroupDescription></GroupDescription>Group -
SRG-OS-000362-GPOS-00149
<GroupDescription></GroupDescription>Group -
SRG-OS-000125-GPOS-00065
<GroupDescription></GroupDescription>Group -
Windows Server 2016 maximum password age must be configured to 60 days or less.
<VulnDiscussion>The longer a password is in use, the greater the opportunity for someone to gain unauthorized knowledge of the passwords. Sch...Rule Medium Severity -
SRG-OS-000075-GPOS-00043
<GroupDescription></GroupDescription>Group
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