II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000373-GPOS-00156
<GroupDescription></GroupDescription>Group -
OL 8 must require users to reauthenticate for privilege escalation and changing roles.
<VulnDiscussion>Without reauthentication, users may access resources or perform tasks for which they do not have authorization. When operati...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 must restrict privilege elevation to authorized personnel.
<VulnDiscussion>The sudo command allows a user to execute programs with elevated (administrator) privileges. It prompts the user for their pa...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 must use the invoking user's password for privilege escalation when using "sudo".
<VulnDiscussion>The sudoers security policy requires that users authenticate themselves before they can use sudo. When sudoers requires authe...Rule Medium Severity -
SRG-OS-000373-GPOS-00156
<GroupDescription></GroupDescription>Group -
OL 8 must require re-authentication when using the "sudo" command.
<VulnDiscussion>Without re-authentication, users may access resources or perform tasks for which they do not have authorization. When opera...Rule Medium Severity -
SRG-OS-000375-GPOS-00160
<GroupDescription></GroupDescription>Group -
OL 8 must have the package required for multifactor authentication installed.
<VulnDiscussion>Using an authentication device, such as a DoD Common Access Card (CAC) or token that is separate from the information system,...Rule Low Severity -
SRG-OS-000375-GPOS-00160
<GroupDescription></GroupDescription>Group -
OL 8 must implement certificate status checking for multifactor authentication.
<VulnDiscussion>Using an authentication device, such as a DoD Common Access Card (CAC) or token that is separate from the information system,...Rule Medium Severity -
SRG-OS-000376-GPOS-00161
<GroupDescription></GroupDescription>Group -
OL 8 must accept Personal Identity Verification (PIV) credentials.
<VulnDiscussion>The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access. The DoD has mandated t...Rule Medium Severity -
SRG-OS-000433-GPOS-00192
<GroupDescription></GroupDescription>Group -
OL 8 must implement non-executable data to protect its memory from unauthorized code execution.
<VulnDiscussion>Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...Rule Medium Severity -
SRG-OS-000134-GPOS-00068
<GroupDescription></GroupDescription>Group -
OL 8 must clear the page allocator to prevent use-after-free attacks.
<VulnDiscussion>Adversaries may launch attacks with the intent of executing code in non-executable regions of memory or in memory locations t...Rule Medium Severity -
SRG-OS-000134-GPOS-00068
<GroupDescription></GroupDescription>Group -
OL 8 must disable virtual syscalls.
<VulnDiscussion>Syscalls are special routines in the Linux kernel, which userspace applications ask to do privileged tasks. Invoking a system...Rule Medium Severity
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