II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000037-GPOS-00015
<GroupDescription></GroupDescription>Group -
The OL 8 audit package must be installed.
<VulnDiscussion>Without establishing what type of events occurred and their source, location, and outcome, it would be difficult to establish...Rule Medium Severity -
SRG-OS-000037-GPOS-00015
<GroupDescription></GroupDescription>Group -
OL 8 audit records must contain information to establish what type of events occurred, the source of events, where events occurred, and the outcome of events.
<VulnDiscussion>Without establishing what type of events occurred and their source, location, and outcome, it would be difficult to establish...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 must be a vendor-supported release.
<VulnDiscussion>Configuring the operating system to implement organization-wide security implementation guides and security checklists verifi...Rule High Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 vendor-packaged system security patches and updates must be installed and up to date.
<VulnDiscussion>Timely patching is critical for maintaining the operational availability, confidentiality, and integrity of information techn...Rule Medium Severity -
SRG-OS-000033-GPOS-00014
<GroupDescription></GroupDescription>Group -
OL 8 must implement NIST FIPS-validated cryptography for the following: To provision digital signatures, to generate cryptographic hashes, and to protect data requiring data-at-rest protections in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The operating syst...Rule High Severity -
SRG-OS-000185-GPOS-00079
<GroupDescription></GroupDescription>Group -
All OL 8 local disk partitions must implement cryptographic mechanisms to prevent unauthorized disclosure or modification of all information that requires at-rest protection.
<VulnDiscussion>OL 8 systems handling data requiring "data-at-rest" protections must employ cryptographic mechanisms to prevent unauthorized ...Rule High Severity -
SRG-OS-000023-GPOS-00006
<GroupDescription></GroupDescription>Group -
OL 8 must display the Standard Mandatory DOD Notice and Consent Banner before granting local or remote access to the system via an SSH logon.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...Rule Medium Severity -
SRG-OS-000023-GPOS-00006
<GroupDescription></GroupDescription>Group -
OL 8 must display a banner before granting local or remote access to the system via a graphical user logon.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...Rule Medium Severity -
SRG-OS-000023-GPOS-00006
<GroupDescription></GroupDescription>Group -
OL 8 must display the Standard Mandatory DoD Notice and Consent Banner before granting local or remote access to the system via a graphical user logon.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...Rule Medium Severity -
SRG-OS-000023-GPOS-00006
<GroupDescription></GroupDescription>Group -
OL 8 must display the Standard Mandatory DoD Notice and Consent Banner before granting local or remote access to the system via a command line user logon.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...Rule Medium Severity -
SRG-OS-000032-GPOS-00013
<GroupDescription></GroupDescription>Group -
All OL 8 remote access methods must be monitored.
<VulnDiscussion>Remote access services, such as those providing remote access to network devices and information systems, which lack automate...Rule Medium Severity -
SRG-OS-000066-GPOS-00034
<GroupDescription></GroupDescription>Group -
OL 8, for PKI-based authentication, must validate certificates by constructing a certification path (which includes status information) to an accepted trust anchor.
<VulnDiscussion>Without path validation, the relying party cannot make an informed trust decision when presented with any certificate not alr...Rule Medium Severity -
SRG-OS-000067-GPOS-00035
<GroupDescription></GroupDescription>Group -
OL 8, for certificate-based authentication, must enforce authorized access to the corresponding private key.
<VulnDiscussion>If an unauthorized user obtains access to a private key without a passcode, that user would have unauthorized access to any s...Rule Medium Severity -
SRG-OS-000073-GPOS-00041
<GroupDescription></GroupDescription>Group -
OL 8 must encrypt all stored passwords with a FIPS 140-2 approved cryptographic hashing algorithm.
<VulnDiscussion>Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...Rule Medium Severity -
SRG-OS-000073-GPOS-00041
<GroupDescription></GroupDescription>Group -
OL 8 must employ FIPS 140-2 approved cryptographic hashing algorithms for all stored passwords.
<VulnDiscussion>The system must use a strong hashing algorithm to store the password. Passwords need to be protected at all times, and enc...Rule Medium Severity -
SRG-OS-000073-GPOS-00041
<GroupDescription></GroupDescription>Group -
The OL 8 shadow password suite must be configured to use a sufficient number of hashing rounds.
<VulnDiscussion>The system must use a strong hashing algorithm to store the password. The system must use a sufficient number of hashing roun...Rule Medium Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems booted with United Extensible Firmware Interface (UEFI) must require authentication upon booting into single-user mode and maintenance.
<VulnDiscussion>If the system does not require valid authentication before it boots into single-user or maintenance mode, anyone who invokes ...Rule High Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems booted with United Extensible Firmware Interface (UEFI) must have a unique name for the grub superusers account when booting into single-user mode and maintenance.
<VulnDiscussion>If the system does not require valid authentication before it boots into single-user or maintenance mode, anyone who invokes ...Rule Medium Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems booted with a BIOS must have a unique name for the grub superusers account when booting into single-user and maintenance modes.
<VulnDiscussion>If the system does not require valid authentication before it boots into single-user or maintenance mode, anyone who invokes ...Rule Medium Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems booted with a BIOS must require authentication upon booting into single-user and maintenance modes.
<VulnDiscussion>If the system does not require valid authentication before it boots into single-user or maintenance mode, anyone who invokes ...Rule High Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems must require authentication upon booting into rescue mode.
<VulnDiscussion>If the system does not require valid root authentication before it boots into emergency or rescue mode, anyone who invokes em...Rule Medium Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
OL 8 operating systems must require authentication upon booting into emergency mode.
<VulnDiscussion>If the system does not require valid root authentication before it boots into emergency or rescue mode, anyone who invokes em...Rule Medium Severity -
SRG-OS-000120-GPOS-00061
<GroupDescription></GroupDescription>Group -
The OL 8 "pam_unix.so" module must be configured in the system-auth file to use a FIPS 140-2 approved cryptographic hashing algorithm for system authentication.
<VulnDiscussion>Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be r...Rule Medium Severity -
SRG-OS-000120-GPOS-00061
<GroupDescription></GroupDescription>Group -
The OL 8 "pam_unix.so" module must be configured in the password-auth file to use a FIPS 140-2 approved cryptographic hashing algorithm for system authentication.
<VulnDiscussion>Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be r...Rule Medium Severity -
SRG-OS-000120-GPOS-00061
<GroupDescription></GroupDescription>Group -
OL 8 must prevent system daemons from using Kerberos for authentication.
<VulnDiscussion>Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be r...Rule Medium Severity
Node 2
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