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General Purpose Operating System Security Requirements Guide


Overview

Date Finding Count (191)
2022-06-06 CAT I (High): 0 CAT II (Med): 191 CAT III (Low): 0
STIG Description
This Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements are derived from the National Institute of Standards and Technology (NIST) 800-53 and related documents. Comments or proposed revisions to this document should be sent via email to the following address: disa.stig_spt@mail.mil.

Available Profiles



Findings (MAC I - Mission Critical Sensitive)

Finding ID Severity Title
V-203718 Medium The operating system must enforce access restrictions.
V-203738 Medium The operating system must verify remote disconnection at the termination of nonlocal maintenance and diagnostic sessions, when used for nonlocal maintenance sessions.
V-203739 Medium The operating system must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.
V-203736 Medium The operating system must implement cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications, when used for nonlocal maintenance sessions.
V-203737 Medium The operating system must implement cryptographic mechanisms to protect the confidentiality of nonlocal maintenance and diagnostic communications, when used for nonlocal maintenance sessions.
V-203734 Medium The operating system, for PKI-based authentication, must implement a local cache of revocation data to support path discovery and validation in case of the inability to access revocation information via the network.
V-203735 Medium The operating system must audit all activities performed during nonlocal maintenance and diagnostic sessions.
V-203732 Medium The operating system must allow the use of a temporary password for system logons with an immediate change to a permanent password.
V-203733 Medium The operating system must prohibit the use of cached authenticators after one day.
V-203730 Medium The operating system must authenticate peripherals before establishing a connection.
V-203731 Medium The operating system must authenticate all endpoint devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based.
V-203659 Medium The operating system must terminate all network connections associated with a communications session at the end of the session, or as follows: for in-band management sessions (privileged sessions), the session must be terminated after 10 minutes of inactivity; and for user sessions (non-privileged session), the session must be terminated after 15 minutes of inactivity, except to fulfill documented and validated mission requirements.
V-203658 Medium The operating system must manage excess capacity, bandwidth, or other redundancy to limit the effects of information flooding types of Denial of Service (DoS) attacks.
V-203781 Medium The operating system must define default permissions for all authenticated users in such a way that the user can only read and modify their own files.
V-203780 Medium The operating system must be configured in accordance with the security configuration settings based on DoD security configuration or implementation guidance, including STIGs, NSA configuration guides, CTOs, and DTMs.
V-203784 Medium The operating system must enable an application firewall, if available.
V-203651 Medium The operating system must provide an audit reduction capability that supports on-demand reporting requirements.
V-203650 Medium The operating system must uniquely identify and must authenticate non-organizational users (or processes acting on behalf of non-organizational users).
V-203653 Medium The operating system must employ strong authenticators in the establishment of nonlocal maintenance and diagnostic sessions.
V-203652 Medium The information system must automatically remove or disable emergency accounts after the crisis is resolved or 72 hours.
V-203655 Medium The operating system must separate user functionality (including user interface services) from operating system management functionality.
V-203654 Medium The operating system must terminate all sessions and network connections related to nonlocal maintenance when nonlocal maintenance is completed.
V-203657 Medium Operating systems must prevent unauthorized and unintended information transfer via shared system resources.
V-203656 Medium The operating system must isolate security functions from nonsecurity functions.
V-203721 Medium The operating system must prevent program execution in accordance with local policies regarding software program usage and restrictions and/or rules authorizing the terms and conditions of software program usage.
V-203720 Medium The operating system must prevent the installation of patches, service packs, device drivers, or operating system components without verification they have been digitally signed using a certificate that is recognized and approved by the organization.
V-203723 Medium The operating system must require users to re-authenticate for privilege escalation.
V-203722 Medium The operating system must employ a deny-all, permit-by-exception policy to allow the execution of authorized software programs.
V-203725 Medium The operating system must require users to re-authenticate when changing authenticators.
V-203724 Medium The operating system must require users to re-authenticate when changing roles.
V-203727 Medium The operating system must implement multifactor authentication for remote access to privileged accounts in such a way that one of the factors is provided by a device separate from the system gaining access.
V-203726 Medium The operating system must require devices to re-authenticate when changing authenticators.
V-203729 Medium The operating system must electronically verify Personal Identity Verification (PIV) credentials.
V-203728 Medium The operating system must accept Personal Identity Verification (PIV) credentials.
V-203628 Medium The operating system must require the change of at least 50% of the total number of characters when passwords are changed.
V-203629 Medium The operating system must store only encrypted representations of passwords.
V-203624 Medium The operating system must map the authenticated identity to the user or group account for PKI-based authentication.
V-203625 Medium The operating system must enforce password complexity by requiring that at least one upper-case character be used.
V-203626 Medium The operating system must enforce password complexity by requiring that at least one lower-case character be used.
V-203627 Medium The operating system must enforce password complexity by requiring that at least one numeric character be used.
V-203620 Medium The operating system must allow only the ISSM (or individuals or roles appointed by the ISSM) to select which auditable events are to be audited.
V-203621 Medium The operating system must generate audit records when successful/unsuccessful attempts to access privileges occur.
V-203622 Medium The operating system, for PKI-based authentication, must validate certificates by constructing a certification path (which includes status information) to an accepted trust anchor.
V-203623 Medium The operating system, for PKI-based authentication, must enforce authorized access to the corresponding private key.
V-203754 Medium The operating system must implement address space layout randomization to protect its memory from unauthorized code execution.
V-203755 Medium The operating system must remove all software components after updated versions have been installed.
V-203688 Medium The operating system must protect wireless access to and from the system using encryption.
V-203689 Medium The operating system must protect wireless access to the system using authentication of users and/or devices.
V-203750 Medium The operating system must maintain the confidentiality and integrity of information during preparation for transmission.
V-203751 Medium The operating system must maintain the confidentiality and integrity of information during reception.
V-203752 Medium The operating system must behave in a predictable and documented manner that reflects organizational and system objectives when invalid inputs are received.
V-203753 Medium The operating system must implement non-executable data to protect its memory from unauthorized code execution.
V-203682 Medium The operating system must use cryptographic mechanisms to protect the integrity of audit tools.
V-203683 Medium The operating system must automatically terminate a user session after inactivity time-outs have expired or at shutdown.
V-203680 Medium The operating system must notify system administrators and ISSOs when accounts are disabled.
V-203681 Medium The operating system must notify system administrators and ISSOs when accounts are removed.
V-203686 Medium The operating system must control remote access methods.
V-203687 Medium The operating system must provide the capability to immediately disconnect or disable remote access to the operating system.
V-203684 Medium The operating system must provide a logoff capability for user-initiated communications sessions when requiring user access authentication.
V-203685 Medium The operating system must display an explicit logoff message to users indicating the reliable termination of authenticated communications sessions.
V-203639 Medium The operating system must uniquely identify and must authenticate organizational users (or processes acting on behalf of organizational users).
V-203638 Medium The operating system must be configured to prohibit or restrict the use of functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments.
V-203637 Medium The operating system must be configured to disable non-essential capabilities.
V-203636 Medium The operating system must enforce approved authorizations for logical access to information and system resources in accordance with applicable access control policies.
V-203635 Medium The operating system must obscure feedback of authentication information during the authentication process to protect the information from possible exploitation/use by unauthorized individuals.
V-203634 Medium The operating system must enforce a minimum 15-character password length.
V-203633 Medium The operating system must prohibit password reuse for a minimum of five generations.
V-203632 Medium Operating systems must enforce a 60-day maximum password lifetime restriction.
V-203631 Medium Operating systems must enforce 24 hours/1 day as the minimum password lifetime.
V-203630 Medium The operating system must transmit only encrypted representations of passwords.
V-203747 Medium The operating system must protect against or limit the effects of Denial of Service (DoS) attacks by ensuring the operating system is implementing rate-limiting measures on impacted network interfaces.
V-203746 Medium The operating system must implement cryptographic mechanisms to prevent unauthorized disclosure of all information at rest on all operating system components.
V-203745 Medium The operating system must implement cryptographic mechanisms to prevent unauthorized modification of all information at rest on all operating system components.
V-203744 Medium The operating system must only allow the use of DoD PKI-established certificate authorities for authentication in the establishment of protected sessions to the operating system.
V-203699 Medium The operating system must provide the capability for assigned IMOs/ISSOs or designated SAs to change the auditing to be performed on all operating system components, based on all selectable event criteria in near real time.
V-203698 Medium The operating system must automatically lock an account until the locked account is released by an administrator when three unsuccessful logon attempts in 15 minutes occur.
V-203695 Medium The operating system must prevent non-privileged users from executing privileged functions to include disabling, circumventing, or altering implemented security safeguards/countermeasures.
V-203694 Medium The operating system must allow operating system admins to change security attributes on users, the operating system, or the operating systems components.
V-203697 Medium The operating system must audit the execution of privileged functions.
V-203696 Medium The operating system must prevent all software from executing at higher privilege levels than users executing the software.
V-203691 Medium The operating system must notify system administrators and ISSOs of account enabling actions.
V-203690 Medium The operating system must audit all account enabling actions.
V-203749 Medium The operating system must implement cryptographic mechanisms to prevent unauthorized disclosure of information and/or detect changes to information during transmission unless otherwise protected by alternative physical safeguards, such as, at a minimum, a Protected Distribution System (PDS).
V-203692 Medium The operating system must allow operating system admins to pass information to any other operating system admin or user.
V-203693 Medium The operating system must allow operating system admins to grant their privileges to other operating system admins.
V-203598 Medium The operating system must retain a users session lock until that user reestablishes access using established identification and authentication procedures.
V-203599 Medium The operating system must initiate a session lock after a 15-minute period of inactivity for all connection types.
V-203596 Medium The operating system must display the Standard Mandatory DoD Notice and Consent Banner until users acknowledge the usage conditions and take explicit actions to log on for further access.
V-203597 Medium The operating system must limit the number of concurrent sessions to ten for all accounts and/or account types.
V-203594 Medium The operating system must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.
V-203595 Medium The operating system must display the Standard Mandatory DoD Notice and Consent Banner before granting local or remote access to the system.
V-203592 Medium The operating system must automatically remove or disable temporary user accounts after 72 hours.
V-203593 Medium The operating system must audit all account creations.
V-203591 Medium The operating system must provide automated mechanisms for supporting account management functions.
V-203602 Medium The operating system must monitor remote access methods.
V-203603 Medium The operating system must implement DoD-approved encryption to protect the confidentiality of remote access sessions.
V-203600 Medium The operating system must provide the capability for users to directly initiate a session lock for all connection types.
V-203601 Medium The operating system must conceal, via the session lock, information previously visible on the display with a publicly viewable image.
V-203606 Medium The operating system must produce audit records containing information to establish where the events occurred.
V-203607 Medium The operating system must produce audit records containing information to establish the source of the events.
V-203604 Medium The operating system must produce audit records containing information to establish what type of events occurred.
V-203605 Medium The operating system must produce audit records containing information to establish when (date and time) the events occurred.
V-203608 Medium The operating system must produce audit records containing information to establish the outcome of the events.
V-203609 Medium The operating system must generate audit records containing the full-text recording of privileged commands.
V-203660 Medium The operating system must fail to a secure state if system initialization fails, shutdown fails, or aborts fail.
V-203661 Medium The operating system must protect the confidentiality and integrity of all information at rest.
V-203662 Medium The operating system must employ automated mechanisms to determine the state of system components with regard to flaw remediation using the following frequency: continuously, where Endpoint Security Solution (ESS) is used; 30 days, for any additional internal network scans not covered by ESS; and annually, for external scans by Computer Network Defense Service Provider (CNDSP).
V-203663 Medium The operating system must generate error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.
V-203664 Medium The operating system must reveal error messages only to authorized users.
V-203665 Medium Any publically accessible connection to the operating system must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the system.
V-203666 Medium The operating system must audit all account modifications.
V-203667 Medium The operating system must audit all account disabling actions.
V-203668 Medium The operating system must audit all account removal actions.
V-203669 Medium The operating system must implement cryptography to protect the integrity of remote access sessions.
V-203756 Medium The operating system must verify correct operation of all security functions.
V-203757 Medium The operating system must perform verification of the correct operation of security functions: upon system start-up and/or restart; upon command by a user with privileged access; and/or every 30 days.
V-203748 Medium The operating system must protect the confidentiality and integrity of transmitted information.
V-203783 Medium The operating system must limit the ability of non-privileged users to grant other users direct access to the contents of their home directories/folders.
V-203782 Medium The operating system must not allow an unattended or automatic logon to the system.
V-203615 Medium The operating system must use internal system clocks to generate time stamps for audit records.
V-203614 Medium The operating system must provide the capability to filter audit records for events of interest based upon all audit fields within audit records.
V-203617 Medium The operating system must protect audit information from unauthorized modification.
V-203616 Medium The operating system must protect audit information from unauthorized read access.
V-203611 Medium The operating system must alert the ISSO and SA (at a minimum) in the event of an audit processing failure.
V-203610 Medium The operating system must produce audit records containing the individual identities of group account users.
V-203613 Medium The operating system must provide the capability to centrally review and analyze audit records from multiple components within the system.
V-203612 Medium The operating system must shut down by default upon audit failure (unless availability is an overriding concern).
V-203619 Medium The operating system must provide audit record generation capability for DoD-defined auditable events for all operating system components.
V-203618 Medium The operating system must protect audit information from unauthorized deletion.
V-203673 Medium The operating system must protect audit tools from unauthorized modification.
V-203672 Medium The operating system must protect audit tools from unauthorized access.
V-203671 Medium The operating system must produce audit records containing information to establish the identity of any individual or process associated with the event.
V-203670 Medium The operating system must initiate session audits at system start-up.
V-203677 Medium In the event of a system failure, the operating system must preserve any information necessary to determine cause of failure and any information necessary to return to operations with least disruption to mission processes.
V-203676 Medium The operating system must enforce password complexity by requiring that at least one special character be used.
V-203675 Medium The operating system must limit privileges to change software resident within software libraries.
V-203674 Medium The operating system must protect audit tools from unauthorized deletion.
V-203758 Medium The operating system must shut down the information system, restart the information system, and/or notify the system administrator when anomalies in the operation of any security functions are discovered.
V-203679 Medium The operating system must notify system administrators and ISSOs when accounts are modified.
V-203678 Medium The operating system must notify system administrators and ISSOs when accounts are created.
V-203759 Medium The operating system must generate audit records when successful/unsuccessful attempts to access security objects occur.
V-203648 Medium The operating system must disable account identifiers (individuals, groups, roles, and devices) after 35 days of inactivity.
V-203649 Medium The operating system must use mechanisms meeting the requirements of applicable federal laws, Executive orders, directives, policies, regulations, standards, and guidance for authentication to a cryptographic module.
V-203778 Medium The operating system must prevent the use of dictionary words for passwords.
V-203779 Medium The operating system must enforce a delay of at least 4 seconds between logon prompts following a failed logon attempt.
V-203772 Medium The operating system must generate audit records when successful/unsuccessful accesses to objects occur.
V-203773 Medium The operating system must generate audit records for all direct access to the information system.
V-203770 Medium The operating system must generate audit records showing starting and ending time for user access to the system.
V-203771 Medium The operating system must generate audit records when concurrent logons to the same account occur from different sources.
V-203776 Medium The operating system must implement NIST FIPS-validated cryptography for the following: to provision digital signatures, to generate cryptographic hashes, and to protect unclassified information requiring confidentiality and cryptographic protection in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.
V-203777 Medium The operating system must, at a minimum, off-load audit data from interconnected systems in real time and off-load audit data from standalone systems weekly.
V-203774 Medium The operating system must generate audit records for all account creations, modifications, disabling, and termination events.
V-203775 Medium The operating system must generate audit records for all kernel module load, unload, and restart actions, and also for all program initiations.
V-203646 Medium The operating system must implement replay-resistant authentication mechanisms for network access to non-privileged accounts.
V-203647 Medium The operating system must uniquely identify peripherals before establishing a connection.
V-203644 Medium The operating system must require individuals to be authenticated with an individual authenticator prior to using a group authenticator.
V-203645 Medium The operating system must implement replay-resistant authentication mechanisms for network access to privileged accounts.
V-203642 Medium The operating system must use multifactor authentication for local access to privileged accounts.
V-203643 Medium The operating system must use multifactor authentication for local access to non-privileged accounts.
V-203640 Medium The operating system must use multifactor authentication for network access to privileged accounts.
V-203641 Medium The operating system must use multifactor authentication for network access to non-privileged accounts.
V-203710 Medium The operating system must not alter original content or time ordering of audit records when it provides a report generation capability.
V-203711 Medium The operating system must, for networked systems, compare internal information system clocks at least every 24 hours with a server which is synchronized to one of the redundant United States Naval Observatory (USNO) time servers, or a time server designated for the appropriate DoD network (NIPRNet/SIPRNet), and/or the Global Positioning System (GPS).
V-203712 Medium The operating system must synchronize internal information system clocks to the authoritative time source when the time difference is greater than one second.
V-203713 Medium The operating system must record time stamps for audit records that meet a minimum granularity of one second for a minimum degree of precision.
V-203714 Medium The operating system must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC) or Greenwich Mean Time (GMT).
V-203715 Medium The operating system must enforce dual authorization for movement and/or deletion of all audit information, when such movement or deletion is not part of an authorized automatic process.
V-203716 Medium The operating system must prohibit user installation of system software without explicit privileged status.
V-203717 Medium The operating system must notify designated personnel if baseline configurations are changed in an unauthorized manner.
V-252688 Medium The operating system must protect the confidentiality and integrity of communications with wireless peripherals.
V-203719 Medium The operating system must audit the enforcement actions used to restrict access associated with changes to the system.
V-203769 Medium The audit system must be configured to audit the loading and unloading of dynamic kernel modules.
V-203768 Medium The operating system must generate audit records for privileged activities or other system-level access.
V-203765 Medium The operating system must generate audit records when successful/unsuccessful attempts to delete security levels occur.
V-203764 Medium The operating system must generate audit records when successful/unsuccessful attempts to delete privileges occur.
V-203767 Medium The operating system must generate audit records when successful/unsuccessful logon attempts occur.
V-203766 Medium The operating system must generate audit records when successful/unsuccessful attempts to delete security objects occur.
V-203761 Medium The operating system must generate audit records when successful/unsuccessful attempts to modify privileges occur.
V-203760 Medium The operating system must generate audit records when successful/unsuccessful attempts to access categories of information (e.g., classification levels) occur.
V-203763 Medium The operating system must generate audit records when successful/unsuccessful attempts to modify categories of information (e.g., classification levels) occur.
V-203762 Medium The operating system must generate audit records when successful/unsuccessful attempts to modify security objects occur.
V-203709 Medium The operating system must not alter original content or time ordering of audit records when it provides an audit reduction capability.
V-203708 Medium The operating system must provide a report generation capability that supports after-the-fact investigations of security incidents.
V-203703 Medium The operating system must provide an immediate real-time alert to the SA and ISSO, at a minimum, of all audit failure events requiring real-time alerts.
V-203702 Medium The operating system must immediately notify the SA and ISSO (at a minimum) when allocated audit record storage volume reaches 75% of the repository maximum audit record storage capacity.
V-203701 Medium The operating system must off-load audit records onto a different system or media from the system being audited.
V-203700 Medium The operating system must allocate audit record storage capacity to store at least one weeks worth of audit records, when audit records are not immediately sent to a central audit record storage facility.
V-203707 Medium The operating system must provide a report generation capability that supports on-demand reporting requirements.
V-203706 Medium The operating system must provide a report generation capability that supports on-demand audit review and analysis.
V-203705 Medium The operating system must provide an audit reduction capability that supports after-the-fact investigations of security incidents.
V-203704 Medium The operating system must provide an audit reduction capability that supports on-demand audit review and analysis.