Level 2 Assessment Guide: Difference between revisions

Latest revision as of 23:34, 30 November 2022

Source of Reference: The official CMMC Level 2 Assessment Guide from the Department of Defense Chief Information Officer (DoD CIO).

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Access Control (AC)

Level 2 AC Practices

AC.L2-3.1.3 – CONTROL CUI FLOW

SECURITY REQUIREMENT Control the flow of CUI in accordance with approved authorizations.
ASSESSMENT OBJECTIVES [a] information flow control policies are defined; [b] methods and enforcement mechanisms for controlling the flow of CUI are defined; [c] designated sources and destinations (e.g., networks, individuals, and devices) for CUI within the system and between interconnected systems are identified; [d] authorizations for controlling the flow of CUI are defined; and [e] approved authorizations for controlling the flow of CUI are enforced.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.4 – SEPARATION OF DUTIES

SECURITY REQUIREMENT Separate the duties of individuals to reduce the risk of malevolent activity without collusion.
ASSESSMENT OBJECTIVES [a] the duties of individuals requiring separation are defined; [b] responsibilities for duties that require separation are assigned to separate individuals; and [c] access privileges that enable individuals to exercise the duties that require separation are granted to separate individuals.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.5 – LEAST PRIVILEGE

SECURITY REQUIREMENT Employ the principle of least privilege, including for specific security functions and privileged accounts.
ASSESSMENT OBJECTIVES [a] privileged accounts are identified; [b] access to privileged accounts is authorized in accordance with the principle of least privilege; [c] security functions are identified; and [d] access to security functions is authorized in accordance with the principle of least privilege.
DoD Assessment Scoring Value: 3
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AC.L2-3.1.6 – NON-PRIVILEGED ACCOUNT USE

SECURITY REQUIREMENT Use non-privileged accounts or roles when accessing nonsecurity functions.
ASSESSMENT OBJECTIVES [a] nonsecurity functions are identified; and [b] users are required to use non-privileged accounts or roles when accessing nonsecurity functions.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.7 – PRIVILEGED FUNCTIONS

SECURITY REQUIREMENT Prevent non-privileged users from executing privileged functions and capture the execution of such functions in audit logs.
ASSESSMENT OBJECTIVES [a] privileged functions are defined; [b] non-privileged users are defined; [c] non-privileged users are prevented from executing privileged functions; and [d] the execution of privileged functions is captured in audit logs.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.8 – UNSUCCESSFUL LOGON ATTEMPTS

SECURITY REQUIREMENT Limit unsuccessful logon attempts.
ASSESSMENT OBJECTIVES [a] the means of limiting unsuccessful logon attempts is defined; and [b] the defined means of limiting unsuccessful logon attempts is implemented.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.9 – PRIVACY & SECURITY NOTICES

SECURITY REQUIREMENT Provide privacy and security notices consistent with applicable CUI rules.
ASSESSMENT OBJECTIVES [a] privacy and security notices required by CUI-specified rules are identified, consistent, and associated with the specific CUI category; and [b] privacy and security notices are displayed.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.10 – SESSION LOCK

SECURITY REQUIREMENT Use session lock with pattern-hiding displays to prevent access and viewing of data after a period of inactivity.
ASSESSMENT OBJECTIVES [a] the period of inactivity after which the system initiates a session lock is defined; [b] access to the system and viewing of data is prevented by initiating a session lock after the defined period of inactivity; and [c] previously visible information is concealed via a pattern-hiding display after the defined period of inactivity.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.11 – SESSION TERMINATION

SECURITY REQUIREMENT Terminate (automatically) a user session after a defined condition.
ASSESSMENT OBJECTIVES [a] conditions requiring a user session to terminate are defined; and [b] a user session is automatically terminated after any of the defined conditions
DoD Assessment Scoring Value: 1
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AC.L2-3.1.12 – CONTROL REMOTE ACCESS

SECURITY REQUIREMENT Monitor and control remote access sessions.
ASSESSMENT OBJECTIVES [a] remote access sessions are permitted; [b] the types of permitted remote access are identified; [c] remote access sessions are controlled; and [d] remote access sessions are monitored.
DoD Assessment Scoring Value: 5
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AC.L2-3.1.13 – REMOTE ACCESS CONFIDENTIALITY

SECURITY REQUIREMENT Employ cryptographic mechanisms to protect the confidentiality of remote access sessions.
ASSESSMENT OBJECTIVES [a] cryptographic mechanisms to protect the confidentiality of remote access sessions are identified; and [b] cryptographic mechanisms to protect the confidentiality of remote access sessions are implemented.
DoD Assessment Scoring Value: 5
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AC.L2-3.1.14 – REMOTE ACCESS ROUTING

SECURITY REQUIREMENT Route remote access via managed access control points.
ASSESSMENT OBJECTIVES [a] managed access control points are identified and implemented; and [b] remote access is routed through managed network access control points.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.15 – PRIVILEGED REMOTE ACCESS

SECURITY REQUIREMENT Authorize remote execution of privileged commands and remote access to security-relevant information.
ASSESSMENT OBJECTIVES [a] privileged commands authorized for remote execution are identified; [b] security-relevant information authorized to be accessed remotely is identified; [c] the execution of the identified privileged commands via remote access is authorized; and [d] access to the identified security-relevant information via remote access is authorized.
DoD Assessment Scoring Value: 1
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AC.L2-3.1.16 – WIRELESS ACCESS AUTHORIZATION

SECURITY REQUIREMENT Authorize wireless access prior to allowing such connections.
ASSESSMENT OBJECTIVES [a] wireless access points are identified; and [b] wireless access is authorized prior to allowing such connections.
DoD Assessment Scoring Value: 5
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AC.L2-3.1.17 – WIRELESS ACCESS PROTECTION

SECURITY REQUIREMENT Protect wireless access using authentication and encryption.
ASSESSMENT OBJECTIVES [a] wireless access to the system is protected using authentication; and [b] wireless access to the system is protected using encryption.
DoD Assessment Scoring Value: 5
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AC.L2-3.1.18 – MOBILE DEVICE CONNECTION

SECURITY REQUIREMENT Control connection of mobile devices.
ASSESSMENT OBJECTIVES [a] mobile devices that process, store, or transmit CUI are identified; [b] mobile device connections are authorized; and [c] mobile device connections are monitored and logged.
DoD Assessment Scoring Value: 5
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AC.L2-3.1.19 – ENCRYPT CUI ON MOBILE

SECURITY REQUIREMENT Encrypt CUI on mobile devices and mobile computing platforms.
ASSESSMENT OBJECTIVES [a] mobile devices and mobile computing platforms that process, store, or transmit CUI are identified; and [b] encryption is employed to protect CUI on identified mobile devices and mobile computing platforms.
DoD Assessment Scoring Value: 3
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AC.L2-3.1.21 – PORTABLE STORAGE USE

SECURITY REQUIREMENT Limit use of portable storage devices on external systems.
ASSESSMENT OBJECTIVES [a] the use of portable storage devices containing CUI on external systems is identified and documented; [b] limits on the use of portable storage devices containing CUI on external systems are defined; and [c] the use of portable storage devices containing CUI on external systems is limited as defined.
DoD Assessment Scoring Value: 1
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Awareness and Training (AT)

Level 2 AT Practices

AT.L2-3.2.1 – ROLE-BASED RISK AWARENESS

SECURITY REQUIREMENT Ensure that managers, systems administrators, and users of organizational systems are made aware of the security risks associated with their activities and of the applicable policies, standards, and procedures related to the security of those systems.
ASSESSMENT OBJECTIVES [a] security risks associated with organizational activities involving CUI are identified; [b] policies, standards, and procedures related to the security of the system are identified; [c] managers, systems administrators, and users of the system are made aware of the security risks associated with their activities; and [d] managers, systems administrators, and users of the system are made aware of the applicable policies, standards, and procedures related to the security of the system.
DoD Assessment Scoring Value: 5
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AT.L2-3.2.2 – ROLE-BASED TRAINING

SECURITY REQUIREMENT Ensure that personnel are trained to carry out their assigned information security-related duties and responsibilities.\|-
ASSESSMENT OBJECTIVES [a] information security-related duties, roles, and responsibilities are defined; [b] information security-related duties, roles, and responsibilities are assigned to designated personnel; and [c] personnel are adequately trained to carry out their assigned information security-related duties, roles, and responsibilities.
DoD Assessment Scoring Value: 5
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AT.L2-3.2.3 – INSIDER THREAT AWARENESS

SECURITY REQUIREMENT Provide security awareness training on recognizing and reporting potential indicators of insider threat.
ASSESSMENT OBJECTIVES [a] potential indicators associated with insider threats are identified; and [b] security awareness training on recognizing and reporting potential indicators of insider threat is provided to managers and employees.
DoD Assessment Scoring Value: 1
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Audit and Accountability (AU)

Level 2 AU Practices

AU.L2-3.3.1 – SYSTEM AUDITING

SECURITY REQUIREMENT Create and retain system audit logs and records to the extent needed to enable the monitoring, analysis, investigation, and reporting of unlawful or unauthorized system activity.
ASSESSMENT OBJECTIVES [a] audit logs needed (i.e., event types to be logged) to enable the monitoring, analysis, investigation, and reporting of unlawful or unauthorized system activity are specified; [b] the content of audit records needed to support monitoring, analysis, investigation, and reporting of unlawful or unauthorized system activity is defined; [c] audit records are created (generated); [d] audit records, once created, contain the defined content; [e] retention requirements for audit records are defined; and [f] audit records are retained as defined.
DoD Assessment Scoring Value: 5
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AU.L2-3.3.2 – USER ACCOUNTABILITY

SECURITY REQUIREMENT Ensure that the actions of individual system users can be uniquely traced to those users so they can be held accountable for their actions.
ASSESSMENT OBJECTIVES [a] the content of the audit records needed to support the ability to uniquely trace users to their actions is defined; and [b] audit records, once created, contain the defined content.
DoD Assessment Scoring Value: 3
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AU.L2-3.3.3 – EVENT REVIEW

SECURITY REQUIREMENT Review and update logged events.
ASSESSMENT OBJECTIVES [a] a process for determining when to review logged events is defined; [b] event types being logged are reviewed in accordance with the defined review process; and [c] event types being logged are updated based on the review.
DoD Assessment Scoring Value: 1
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AU.L2-3.3.4 – AUDIT FAILURE ALERTING

SECURITY REQUIREMENT Alert in the event of an audit logging process failure.
ASSESSMENT OBJECTIVES [a] personnel or roles to be alerted in the event of an audit logging process failure are identified; [b] types of audit logging process failures for which alert will be generated are defined; and [c] identified personnel or roles are alerted in the event of an audit logging process failure.
DoD Assessment Scoring Value: 1
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AU.L2-3.3.5 – AUDIT CORRELATION

SECURITY REQUIREMENT Correlate audit record review, analysis, and reporting processes for investigation and response to indications of unlawful, unauthorized, suspicious, or unusual activity.
ASSESSMENT OBJECTIVES [a] audit record review, analysis, and reporting processes for investigation and response to indications of unlawful, unauthorized, suspicious, or unusual activity are defined; and [b] defined audit record review, analysis, and reporting processes are correlated.
DoD Assessment Scoring Value: 5
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AU.L2-3.3.6 – REDUCTION & REPORTING

SECURITY REQUIREMENT Provide audit record reduction and report generation to support on-demand analysis and reporting.
ASSESSMENT OBJECTIVES [a] an audit record reduction capability that supports on-demand analysis is provided; and [b] a report generation capability that supports on-demand reporting is provided.
DoD Assessment Scoring Value: 1
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AU.L2-3.3.7 – AUTHORITATIVE TIME SOURCE

SECURITY REQUIREMENT Provide a system capability that compares and synchronizes internal system clocks with an authoritative source to generate time stamps for audit records.
ASSESSMENT OBJECTIVES [a] internal system clocks are used to generate time stamps for audit records; [b] an authoritative source with which to compare and synchronize internal system clocks is specified; and [c] internal system clocks used to generate time stamps for audit records are compared to and synchronized with the specified authoritative time source.
DoD Assessment Scoring Value: 1
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AU.L2-3.3.8 – AUDIT PROTECTION

SECURITY REQUIREMENT Protect audit information and audit logging tools from unauthorized access, modification, and deletion.
ASSESSMENT OBJECTIVES [a] audit information is protected from unauthorized access; [b] audit information is protected from unauthorized modification; [c] audit information is protected from unauthorized deletion; [d] audit logging tools are protected from unauthorized access; [e] audit logging tools are protected from unauthorized modification; and [f] audit logging tools are protected from unauthorized deletion.
DoD Assessment Scoring Value: 1
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AU.L2-3.3.9 – AUDIT MANAGEMENT

SECURITY REQUIREMENT Limit management of audit logging functionality to a subset of privileged users.
ASSESSMENT OBJECTIVES [a] a subset of privileged users granted access to manage audit logging functionality is defined; and [b] management of audit logging functionality is limited to the defined subset of privileged users.
DoD Assessment Scoring Value: 1
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Configuration Management (CM)

Level 2 CM Practices

CM.L2-3.4.1 – SYSTEM BASELINING

SECURITY REQUIREMENT Establish and maintain baseline configurations and inventories of organizational systems (including hardware, software, firmware, and documentation) throughout the respective system development life cycles.
ASSESSMENT OBJECTIVES [a] a baseline configuration is established; [b] the baseline configuration includes hardware, software, firmware, and documentation; [c] the baseline configuration is maintained (reviewed and updated) throughout the system development life cycle; [d] a system inventory is established; [e] the system inventory includes hardware, software, firmware, and documentation; and [f] the inventory is maintained (reviewed and updated) throughout the system development life cycle.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.2 – SECURITY CONFIGURATION ENFORCEMENT

SECURITY REQUIREMENT Establish and enforce security configuration settings for information technology products employed in organizational systems.
ASSESSMENT OBJECTIVES [a] security configuration settings for information technology products employed in the system are established and included in the baseline configuration; and [b] security configuration settings for information technology products employed in the system are enforced.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.3 – SYSTEM CHANGE MANAGEMENT

SECURITY REQUIREMENT Track, review, approve or disapprove, and log changes to organizational systems.
ASSESSMENT OBJECTIVES [a] changes to the system are tracked; [b] changes to the system are reviewed; [c] changes to the system are approved or disapproved; and [d] changes to the system are logged.
DoD Assessment Scoring Value: 1
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CM.L2-3.4.4 – SECURITY IMPACT ANALYSIS

SECURITY REQUIREMENT Analyze the security impact of changes prior to implementation.
ASSESSMENT OBJECTIVES [a] the security impact of changes to the system is analyzed prior to implementation.
DoD Assessment Scoring Value: 1
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CM.L2-3.4.5 – ACCESS RESTRICTIONS FOR CHANGE

SECURITY REQUIREMENT Define, document, approve, and enforce physical and logical access restrictions associated with changes to organizational systems.
ASSESSMENT OBJECTIVES [a] physical access restrictions associated with changes to the system are defined; [b] physical access restrictions associated with changes to the system are documented; [c] physical access restrictions associated with changes to the system are approved; [d] physical access restrictions associated with changes to the system are enforced; [e] logical access restrictions associated with changes to the system are defined; [f] logical access restrictions associated with changes to the system are documented; [g] logical access restrictions associated with changes to the system are approved; and [h] logical access restrictions associated with changes to the system are enforced.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.6 – LEAST FUNCTIONALITY

SECURITY REQUIREMENT Employ the principle of least functionality by configuring organizational systems to provide only essential capabilities.
ASSESSMENT OBJECTIVES [a] essential system capabilities are defined based on the principle of least functionality; and [b] the system is configured to provide only the defined essential capabilities.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.7 – NONESSENTIAL FUNCTIONALITY

SECURITY REQUIREMENT Restrict, disable, or prevent the use of nonessential programs, functions, ports, protocols, and services.
ASSESSMENT OBJECTIVES [a] essential programs are defined; [b] the use of nonessential programs is defined; [c] the use of nonessential programs is restricted, disabled, or prevented as defined; [d] essential functions are defined; [e] the use of nonessential functions is defined; [f] the use of nonessential functions is restricted, disabled, or prevented as defined; [g] essential ports are defined; [h] the use of nonessential ports is defined; [i] the use of nonessential ports is restricted, disabled, or prevented as defined; [j] essential protocols are defined; [k] the use of nonessential protocols is defined; [l] the use of nonessential protocols is restricted, disabled, or prevented as defined; [m] essential services are defined; [n] the use of nonessential services is defined; and [o] the use of nonessential services is restricted, disabled, or prevented as defined.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.8 – APPLICATION EXECUTION POLICY

SECURITY REQUIREMENT Apply deny-by-exception (blacklisting) policy to prevent the use of unauthorized software or deny-all, permit-by-exception (whitelisting) policy to allow the execution of authorized software.
ASSESSMENT OBJECTIVES [a] a policy specifying whether whitelisting or blacklisting is to be implemented is specified; [b] the software allowed to execute under whitelisting or denied use under blacklisting is specified; and [c] whitelisting to allow the execution of authorized software or blacklisting to prevent the use of unauthorized software is implemented as specified.
DoD Assessment Scoring Value: 5
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CM.L2-3.4.9 – USER-INSTALLED SOFTWARE

SECURITY REQUIREMENT Control and monitor user-installed software.
ASSESSMENT OBJECTIVES [a] a policy for controlling the installation of software by users is established; [b] installation of software by users is controlled based on the established policy; and [c] installation of software by users is monitored.
DoD Assessment Scoring Value: 1
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Identification and Authentication (IA)

Level 2 IA Practices

IA.L2-3.5.3 – MULTIFACTOR AUTHENTICATION

SECURITY REQUIREMENT Use multifactor authentication for local and network access to privileged accounts and for network access to non-privileged accounts.
ASSESSMENT OBJECTIVES [a] privileged accounts are identified; [b] multifactor authentication is implemented for local access to privileged accounts; [c] multifactor authentication is implemented for network access to privileged accounts; and [d] multifactor authentication is implemented for network access to non-privileged accounts.
DoD Assessment Scoring Value: 5
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IA.L2-3.5.4 – REPLAY-RESISTANT AUTHENTICATION

SECURITY REQUIREMENT Employ replay-resistant authentication mechanisms for network access to privileged and non-privileged accounts.
ASSESSMENT OBJECTIVES [a] replay-resistant authentication mechanisms are implemented for network account access to privileged and non-privileged accounts.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.5 – IDENTIFIER REUSE

SECURITY REQUIREMENT Prevent reuse of identifiers for a defined period.
ASSESSMENT OBJECTIVES [a] a period within which identifiers cannot be reused is defined; and [b] reuse of identifiers is prevented within the defined period.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.6 – IDENTIFIER HANDLING

SECURITY REQUIREMENT Disable identifiers after a defined period of inactivity.
ASSESSMENT OBJECTIVES [a] a period of inactivity after which an identifier is disabled is defined; and [b] identifiers are disabled after the defined period of inactivity.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.7 – PASSWORD COMPLEXITY

SECURITY REQUIREMENT Enforce a minimum password complexity and change of characters when new passwords are created.
ASSESSMENT OBJECTIVES [a] password complexity requirements are defined; [b] password change of character requirements are defined; [c] minimum password complexity requirements as defined are enforced when new passwords are created; and [d] minimum password change of character requirements as defined are enforced when new passwords are created.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.8 – PASSWORD REUSE

SECURITY REQUIREMENT Prohibit password reuse for a specified number of generations.
ASSESSMENT OBJECTIVES [a] the number of generations during which a password cannot be reused is specified and [b] reuse of passwords is prohibited during the specified number of generations.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.9 – TEMPORARY PASSWORDS

SECURITY REQUIREMENT Allow temporary password use for system logons with an immediate change to a permanent password.
ASSESSMENT OBJECTIVES [a] an immediate change to a permanent password is required when a temporary password is used for system logon.
DoD Assessment Scoring Value: 1
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IA.L2-3.5.10 – CRYPTOGRAPHICALLY-PROTECTED PASSWORDS

SECURITY REQUIREMENT Store and transmit only cryptographically-protected passwords.
ASSESSMENT OBJECTIVES [a] passwords are cryptographically protected in storage; and [b] passwords are cryptographically protected in transit.
DoD Assessment Scoring Value: 5
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IA.L2-3.5.11 – OBSCURE FEEDBACK

SECURITY REQUIREMENT Obscure feedback of authentication information.
ASSESSMENT OBJECTIVES [a] authentication information is obscured during the authentication process.
DoD Assessment Scoring Value: 1
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Incident Response (IR)

Level 2 IR Practices

IR.L2-3.6.1 – INCIDENT HANDLING

SECURITY REQUIREMENT Establish an operational incident-handling capability for organizational systems that includes preparation, detection, analysis, containment, recovery, and user response activities.
ASSESSMENT OBJECTIVES [a] an operational incident-handling capability is established; [b] the operational incident-handling capability includes preparation; [c] the operational incident-handling capability includes detection; [d] the operational incident-handling capability includes analysis; [e] the operational incident-handling capability includes containment; [f] the operational incident-handling capability includes recovery; and [g] the operational incident-handling capability includes user response
DoD Assessment Scoring Value: 5
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IR.L2-3.6.2 – INCIDENT REPORTING

SECURITY REQUIREMENT Track, document, and report incidents to designated officials and/or authorities both internal and external to the organization.
ASSESSMENT OBJECTIVES [a] incidents are tracked; [b] incidents are documented; [c] authorities to whom incidents are to be reported are identified; [d] organizational officials to whom incidents are to be reported are identified; [e] identified authorities are notified of incidents; and [f] identified organizational officials are notified of incidents.
DoD Assessment Scoring Value: 5
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IR.L2-3.6.3 – INCIDENT RESPONSE TESTING

SECURITY REQUIREMENT Test the organizational incident response capability.
ASSESSMENT OBJECTIVES [a] the incident response capability is tested.
DoD Assessment Scoring Value: 1
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Maintenance (MA)

Level 2 MA Practices

MA.L2-3.7.1 – PERFORM MAINTENANCE

SECURITY REQUIREMENT Perform maintenance on organizational systems.
ASSESSMENT OBJECTIVES [a] system maintenance is performed.
DoD Assessment Scoring Value: 3
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MA.L2-3.7.2 – SYSTEM MAINTENANCE CONTROL

SECURITY REQUIREMENT Provide controls on the tools, techniques, mechanisms, and personnel used to conduct system maintenance.
ASSESSMENT OBJECTIVES [a] tools used to conduct system maintenance are controlled; [b] techniques used to conduct system maintenance are controlled; [c] mechanisms used to conduct system maintenance are controlled; and [d] personnel used to conduct system maintenance are controlled.
DoD Assessment Scoring Value: 5
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MA.L2-3.7.3 – EQUIPMENT SANITIZATION

SECURITY REQUIREMENT Ensure equipment removed for off-site maintenance is sanitized of any CUI.
ASSESSMENT OBJECTIVES [a] equipment to be removed from organizational spaces for off-site maintenance is sanitized of any CUI.
DoD Assessment Scoring Value: 1
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MA.L2-3.7.4 – MEDIA INSPECTION

SECURITY REQUIREMENT Check media containing diagnostic and test programs for malicious code before the media are used in organizational systems.
ASSESSMENT OBJECTIVES [a] media containing diagnostic and test programs are checked for malicious code before being used in organizational systems that process, store, or transmit CUI.
DoD Assessment Scoring Value: 3
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MA.L2-3.7.5 – NONLOCAL MAINTENANCE

SECURITY REQUIREMENT Require multifactor authentication to establish nonlocal maintenance sessions via external network connections and terminate such connections when nonlocal maintenance is complete.
ASSESSMENT OBJECTIVES [a] multifactor authentication is used to establish nonlocal maintenance sessions via external network connections; and [b] nonlocal maintenance sessions established via external network connections are terminated when nonlocal maintenance is complete.
DoD Assessment Scoring Value: 1
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MA.L2-3.7.6 – MAINTENANCE PERSONNEL

SECURITY REQUIREMENT Supervise the maintenance activities of maintenance personnel without required access authorization.
ASSESSMENT OBJECTIVES [a] maintenance personnel without required access authorization are supervised during maintenance activities.
DoD Assessment Scoring Value: 1
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Media Protection (MP)

Level 2 MP Practices

MP.L2-3.8.1 – MEDIA PROTECTION

SECURITY REQUIREMENT Protect (i.e., physically control and securely store) system media containing CUI, both paper and digital.
ASSESSMENT OBJECTIVES [a] paper media containing CUI is physically controlled; [b] digital media containing CUI is physically controlled; [c] paper media containing CUI is securely stored; and [d] digital media containing CUI is securely stored.
DoD Assessment Scoring Value: 3
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MP.L2-3.8.2 – MEDIA ACCESS

SECURITY REQUIREMENT Limit access to CUI on system media to authorized users.
ASSESSMENT OBJECTIVES [a] access to CUI on system media is limited to authorized users.
DoD Assessment Scoring Value: 3
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MP.L2-3.8.4 – MEDIA MARKINGS

SECURITY REQUIREMENT Mark media with necessary CUI markings and distribution limitations.
ASSESSMENT OBJECTIVES [a] media containing CUI is marked with applicable CUI markings; and [b] media containing CUI is marked with distribution limitations.
DoD Assessment Scoring Value: 1
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MP.L2-3.8.5 – MEDIA ACCOUNTABILITY

SECURITY REQUIREMENT Control access to media containing CUI and maintain accountability for media during transport outside of controlled areas.
ASSESSMENT OBJECTIVES [a] access to media containing CUI is controlled; and [b] accountability for media containing CUI is maintained during transport outside of controlled areas.
DoD Assessment Scoring Value: 1
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MP.L2-3.8.6 – PORTABLE STORAGE ENCRYPTION

SECURITY REQUIREMENT Implement cryptographic mechanisms to protect the confidentiality of CUI stored on digital media during transport unless otherwise protected by alternative physical safeguards.
ASSESSMENT OBJECTIVES [a] the confidentiality of CUI stored on digital media is protected during transport using cryptographic mechanisms or alternative physical safeguards.
DoD Assessment Scoring Value: 1
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MP.L2-3.8.7 – REMOVEABLE MEDIA

SECURITY REQUIREMENT Control the use of removable media on system components.
ASSESSMENT OBJECTIVES [a] the use of removable media on system components is controlled.
DoD Assessment Scoring Value: 5
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MP.L2-3.8.8 – SHARED MEDIA

SECURITY REQUIREMENT Prohibit the use of portable storage devices when such devices have no identifiable owner.ASSESSMENT OBJECTIVES
ASSESSMENT OBJECTIVES [a] the use of portable storage devices is prohibited when such devices have no identifiable owner.
DoD Assessment Scoring Value: 3
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MP.L2-3.8.9 – PROTECT BACKUPS

SECURITY REQUIREMENT Protect the confidentiality of backup CUI at storage locations.
ASSESSMENT OBJECTIVES [a] the confidentiality of backup CUI is protected at storage locations.
DoD Assessment Scoring Value: 1
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Personnel Security (PS)

Level 2 PS Practices

PS.L2-3.9.1 – SCREEN INDIVIDUALS

SECURITY REQUIREMENT Screen individuals prior to authorizing access to organizational systems containing CUI.
ASSESSMENT OBJECTIVES [a] individuals are screened prior to authorizing access to organizational systems containing CUI.
DoD Assessment Scoring Value: 3
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PS.L2-3.9.2 – PERSONNEL ACTIONS

SECURITY REQUIREMENT Ensure that organizational systems containing CUI are protected during and after personnel actions such as terminations and transfers.
ASSESSMENT OBJECTIVES [a] a policy and/or process for terminating system access and any credentials coincident with personnel actions is established; [b] system access and credentials are terminated consistent with personnel actions such as termination or transfer; and [c] the system is protected during and after personnel transfer actions.
DoD Assessment Scoring Value: 5
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Physical Protection (PE)

Level 2 PE Practices

PE.L2-3.10.2 – MONITOR FACILITY

SECURITY REQUIREMENT Protect and monitor the physical facility and support infrastructure for organizational systems.
ASSESSMENT OBJECTIVES [a] the physical facility where organizational systems reside is protected; [b] the support infrastructure for organizational systems is protected; [c] the physical facility where organizational systems reside is monitored; and [d] the support infrastructure for organizational systems is monitored.
DoD Assessment Scoring Value: 5
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PE.L2-3.10.6 – ALTERNATIVE WORK SITES

SECURITY REQUIREMENT Enforce safeguarding measures for CUI at alternate work sites.
ASSESSMENT OBJECTIVES [a] safeguarding measures for CUI are defined for alternate work sites; and [b] safeguarding measures for CUI are enforced for alternate work sites.
DoD Assessment Scoring Value: 1
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Risk Assessment (RA)

Level 2 RA Practices

RA.L2-3.11.1 – RISK ASSESSMENTS

SECURITY REQUIREMENT Periodically assess the risk to organizational operations (including mission, functions, image, or reputation), organizational assets, and individuals, resulting from the operation of organizational systems and the associated processing, storage, or transmission of CUI.
ASSESSMENT OBJECTIVES [a] the frequency to assess risk to organizational operations, organizational assets, and individuals is defined; and [b] risk to organizational operations, organizational assets, and individuals resulting from the operation of an organizational system that processes, stores, or transmits CUI is assessed with the defined frequency.
DoD Assessment Scoring Value: 3
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RA.L2-3.11.2 – VULNERABILITY SCAN

SECURITY REQUIREMENT Scan for vulnerabilities in organizational systems and applications periodically and when new vulnerabilities affecting those systems and applications are identified.
ASSESSMENT OBJECTIVES [a] the frequency to scan for vulnerabilities in organizational systems and applications is defined; [b] vulnerability scans are performed on organizational systems with the defined frequency; [c] vulnerability scans are performed on applications with the defined frequency; [d] vulnerability scans are performed on organizational systems when new vulnerabilities are identified; and [e] vulnerability scans are performed on applications when new vulnerabilities are identified.
DoD Assessment Scoring Value: 5
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RA.L2-3.11.3 – VULNERABILITY REMEDIATION

SECURITY REQUIREMENT Remediate vulnerabilities in accordance with risk assessments.
ASSESSMENT OBJECTIVES [a] vulnerabilities are identified; and [b] vulnerabilities are remediated in accordance with risk assessments.
DoD Assessment Scoring Value: 1
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Security Assessment (CA)

Level 2 CA Practices

CA.L2-3.12.1 – SECURITY CONTROL ASSESSMENT

SECURITY REQUIREMENT Periodically assess the security controls in organizational systems to determine if the controls are effective in their application.
ASSESSMENT OBJECTIVES [a] the frequency of security control assessments is defined; and [b] security controls are assessed with the defined frequency to determine if the controls are effective in their application.
DoD Assessment Scoring Value: 5
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CA.L2-3.12.2 – PLAN OF ACTION

SECURITY REQUIREMENT Develop and implement plans of action designed to correct deficiencies and reduce or eliminate vulnerabilities in organizational systems.
ASSESSMENT OBJECTIVES [a] deficiencies and vulnerabilities to be addressed by the plan of action are identified; [b] a plan of action is developed to correct identified deficiencies and reduce or eliminate identified vulnerabilities; and [c] the plan of action is implemented to correct identified deficiencies and reduce or eliminate identified vulnerabilities.
DoD Assessment Scoring Value: 3
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CA.L2-3.12.3 – SECURITY CONTROL MONITORING

SECURITY REQUIREMENT Monitor security controls on an ongoing basis to ensure the continued effectiveness of the controls.
ASSESSMENT OBJECTIVES [a] security controls are monitored on an ongoing basis to ensure the continued effectiveness of those controls.
DoD Assessment Scoring Value: 5
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CA.L2-3.12.4 – SYSTEM SECURITY PLAN

SECURITY REQUIREMENT Develop, document, and periodically update system security plans that describe system boundaries, system environments of operation, how security requirements are implemented, and the relationships with or connections to other systems.
ASSESSMENT OBJECTIVES [a] a system security plan is developed; [b] the system boundary is described and documented in the system security plan; [c] the system environment of operation is described and documented in the system security plan; [d] the security requirements identified and approved by the designated authority as non-applicable are identified; [e] the method of security requirement implementation is described and documented in the system security plan; [f] the relationship with or connection to other systems is described and documented in the system security plan; [g] the frequency to update the system security plan is defined; and [h] system security plan is updated with the defined frequency.
DoD Assessment Scoring Value: NA
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System and Communications Protection (SC)

Level 2 SC Practices

SC.L2-3.13.2 – SECURITY ENGINEERING

SECURITY REQUIREMENT Employ architectural designs, software development techniques, and systems engineering principles that promote effective information security within organizational systems.
ASSESSMENT OBJECTIVES [a] architectural designs that promote effective information security are identified; [b] software development techniques that promote effective information security are identified; [c] systems engineering principles that promote effective information security are identified; [d] identified architectural designs that promote effective information security are employed; [e] identified software development techniques that promote effective information security are employed; and [f] identified systems engineering principles that promote effective information security are employed.
DoD Assessment Scoring Value: 5
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SC.L2-3.13.3 – ROLE SEPARATION

SECURITY REQUIREMENT Separate user functionality from system management functionality.
ASSESSMENT OBJECTIVES [a] user functionality is identified; [b] system management functionality is identified; and [c] user functionality is separated from system management functionality.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.4 – SHARED RESOURCE CONTROL

SECURITY REQUIREMENT Prevent unauthorized and unintended information transfer via shared system resources.
ASSESSMENT OBJECTIVES [a] unauthorized and unintended information transfer via shared system resources is prevented.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.6 – NETWORK COMMUNICATION BY EXCEPTION

SECURITY REQUIREMENT Deny network communications traffic by default and allow network communications traffic by exception (i.e., deny all, permit by exception).
ASSESSMENT OBJECTIVES [a] network communications traffic is denied by default; and [b] network communications traffic is allowed by exception.
DoD Assessment Scoring Value: 5
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SC.L2-3.13.7 – SPLIT TUNNELING

SECURITY REQUIREMENT Prevent remote devices from simultaneously establishing non-remote connections with organizational systems and communicating via some other connection to resources in external networks (i.e., split tunneling).
ASSESSMENT OBJECTIVES [a] remote devices are prevented from simultaneously establishing non-remote connections with the system and communicating via some other connection to resources in external networks (i.e., split tunneling).
DoD Assessment Scoring Value: 1
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SC.L2-3.13.8 – DATA IN TRANSIT

SECURITY REQUIREMENT Implement cryptographic mechanisms to prevent unauthorized disclosure of CUI during transmission unless otherwise protected by alternative physical safeguards.
ASSESSMENT OBJECTIVES [a] cryptographic mechanisms intended to prevent unauthorized disclosure of CUI are identified; [b] alternative physical safeguards intended to prevent unauthorized disclosure of CUI are identified; and [c] either cryptographic mechanisms or alternative physical safeguards are implemented to prevent unauthorized disclosure of CUI during transmission.
DoD Assessment Scoring Value: 3
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SC.L2-3.13.9 – CONNECTIONS TERMINATION

SECURITY REQUIREMENT Terminate network connections associated with communications sessions at the end of the sessions or after a defined period of inactivity.
ASSESSMENT OBJECTIVES [a] a period of inactivity to terminate network connections associated with communications sessions is defined; [b] network connections associated with communications sessions are terminated at the end of the sessions; and [c] network connections associated with communications sessions are terminated after the defined period of inactivity.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.10 – KEY MANAGEMENT

SECURITY REQUIREMENT Establish and manage cryptographic keys for cryptography employed in organizational systems.
ASSESSMENT OBJECTIVES [a] cryptographic keys are established whenever cryptography is employed; and [b] cryptographic keys are managed whenever cryptography is employed.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.11 – CUI ENCRYPTION

SECURITY REQUIREMENT Employ FIPS-validated cryptography when used to protect the confidentiality of CUI.
ASSESSMENT OBJECTIVES [a] FIPS-validated cryptography is employed to protect the confidentiality of CUI.
DoD Assessment Scoring Value: 3 to 5
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SC.L2-3.13.12 – COLLABORATIVE DEVICE CONTROL

SECURITY REQUIREMENT Prohibit remote activation of collaborative computing devices and provide indication of devices in use to users present at the device.
ASSESSMENT OBJECTIVES [a] collaborative computing devices are identified; [b] collaborative computing devices provide indication to users of devices in use; and [c] remote activation of collaborative computing devices is prohibited.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.13 – MOBILE CODE

SECURITY REQUIREMENT Control and monitor the use of mobile code.
ASSESSMENT OBJECTIVES [a] use of mobile code is controlled; and [b] use of mobile code is monitored.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.14 – VOICE OVER INTERNET PROTOCOL

SECURITY REQUIREMENT Control and monitor the use of Voice over Internet Protocol (VoIP) technologies.
ASSESSMENT OBJECTIVES [a] use of Voice over Internet Protocol (VoIP) technologies is controlled; and [b] use of Voice over Internet Protocol (VoIP) technologies is monitored.
DoD Assessment Scoring Value: 1
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SC.L2-3.13.15 – COMMUNICATIONS AUTHENTICITY

SECURITY REQUIREMENT Protect the authenticity of communications sessions.
ASSESSMENT OBJECTIVES [a] the authenticity of communications sessions is protected.
DoD Assessment Scoring Value: 5
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SC.L2-3.13.16 – DATA AT REST

SECURITY REQUIREMENT Protect the confidentiality of CUI at rest.
ASSESSMENT OBJECTIVES [a] the confidentiality of CUI at rest is protected.
DoD Assessment Scoring Value: 1
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System and Information Integrity (SI)

Level 2 SI Practices

SI.L2-3.14.3 – SECURITY ALERTS & ADVISORIES

SECURITY REQUIREMENT Monitor system security alerts and advisories and take action in response.
ASSESSMENT OBJECTIVES [a] response actions to system security alerts and advisories are identified; [b] system security alerts and advisories are monitored; and [c] actions in response to system security alerts and advisories are taken.
DoD Assessment Scoring Value: 5
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SI.L2-3.14.6 – MONITOR COMMUNICATIONS FOR ATTACKS

SECURITY REQUIREMENT Monitor organizational systems, including inbound and outbound communications traffic, to detect attacks and indicators of potential attacks.
ASSESSMENT OBJECTIVES [a] the system is monitored to detect attacks and indicators of potential attacks; [b] inbound communications traffic is monitored to detect attacks and indicators of potential attacks; and [c] outbound communications traffic is monitored to detect attacks and indicators of potential attacks.
DoD Assessment Scoring Value: 5
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SI.L2-3.14.7 – IDENTIFY UNAUTHORIZED USE

SECURITY REQUIREMENT Identify unauthorized use of organizational systems.
ASSESSMENT OBJECTIVES [a] authorized use of the system is defined; and [b] unauthorized use of the system is identified.
DoD Assessment Scoring Value: 3
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	'''Source of Reference: The official [https://~~www~~.~~acq~~.~~osd.mil~~/~~cmmc~~/~~documentation.html~~ CMMC Level 2 Assessment Guide] from the ~~Office of the Under Secretary~~ of Defense ~~for Acquisition & Sustainment~~.'''		'''Source of Reference: The official [https://dodcio.defense.gov/CMMC/Documentation/ CMMC Level 2 Assessment Guide] from the Department of Defense Chief Information Officer (DoD CIO).'''

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