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EnterpriseDB Postgres Advanced Server (EPAS) Security Technical Implementation Guide

Version

V2R1

Release Date

Jun 10, 2024

SCAP Benchmark ID

EPAS_STIG

Total Checks

118

Tags

other
CAT I: 13CAT II: 105CAT III: 0

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.

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Checks (118)

V-259210MEDIUMThe EDB Postgres Advanced Server must limit the number of concurrent sessions to an organization-defined number per user for all accounts and/or account types.V-259211HIGHThe EDB Postgres Advanced Server must integrate with an organization-level authentication/access mechanism providing account management and automation for all users, groups, roles, and any other principals.V-259212HIGHThe EDB Postgres Advanced Server must enforce approved authorizations for logical access to information and system resources in accordance with applicable access control policies.V-259213MEDIUMThe EDB Postgres Advanced Server must protect against a user falsely repudiating having performed organization-defined actions.V-259214MEDIUMThe EDB Postgres Advanced Server must provide audit record generation capability for DOD-defined auditable events within all EDB Postgres Advanced Server/database components.V-259215MEDIUMThe EDB Postgres Advanced Server must allow only the ISSM (or individuals or roles appointed by the ISSM) to select which auditable events are to be audited.V-259216MEDIUMThe EDB Postgres Advanced Server must generate audit records when privileges/permissions are retrieved.V-259217MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to retrieve privileges/permissions occur.V-259218MEDIUMThe EDB Postgres Advanced Server must initiate support of session auditing upon startup.V-259219MEDIUMThe EDB Postgres Advanced Server must produce audit records containing sufficient information to establish what type of events occurred.V-259220MEDIUMThe EDB Postgres Advanced Server must produce audit records containing time stamps to establish when the events occurred.V-259221MEDIUMThe EDB Postgres Advanced Server must produce audit records containing sufficient information to establish where the events occurred.V-259222MEDIUMThe EDB Postgres Advanced Server must produce audit records containing sufficient information to establish the sources (origins) of the events.V-259223MEDIUMThe EDB Postgres Advanced Server must produce audit records containing sufficient information to establish the outcome (success or failure) of the events.V-259224MEDIUMThe EDB Postgres Advanced Server must produce audit records containing sufficient information to establish the identity of any user/subject or process associated with the event.V-259225MEDIUMThe EDB Postgres Advanced Server must include additional, more detailed, organization-defined information in the audit records for audit events identified by type, location, or subject.V-259226MEDIUMThe EDB Postgres Advanced Server must, by default, shut down upon audit failure, to include the unavailability of space for more audit log records; or must be configurable to shut down upon audit failure.V-259227MEDIUMThe EDB Postgres Advanced Server must be configurable to overwrite audit log records, oldest first (First-In-First-Out [FIFO]), in the event of unavailability of space for more audit log records.V-259228MEDIUMThe audit information produced by the EDB Postgres Advanced Server must be protected from unauthorized read access.V-259229MEDIUMThe audit information produced by the EDB Postgres Advanced Server must be protected from unauthorized modification.V-259230MEDIUMThe audit information produced by the EDB Postgres Advanced Server must be protected from unauthorized deletion.V-259231MEDIUMThe EDB Postgres Advanced Server must protect its audit features from unauthorized access.V-259232MEDIUMThe EDB Postgres Advanced Server must protect its audit configuration from unauthorized modification.V-259233MEDIUMThe EDB Postgres Advanced Server must protect its audit features from unauthorized removal.V-259234MEDIUMSoftware, applications, and configuration files that are part of, or related to, the EDB Postgres Advanced Server installation must be monitored to discover unauthorized changes.V-259235MEDIUMEDB Postgres Advanced Server software modules, to include stored procedures, functions, and triggers must be monitored to discover unauthorized changes.V-259236HIGHThe EDB Postgres Advanced Server software installation account must be restricted to authorized users.V-259237MEDIUMDatabase software, including EDB Postgres Advanced Server configuration files, must be stored in dedicated directories, separate from the host OS and other applications.V-259238MEDIUMDatabase objects must be owned by database/EDB Postgres Advanced Server principals authorized for ownership.V-259239MEDIUMThe role(s)/group(s) used to modify database structure and logic modules must be restricted to authorized users.V-259240MEDIUMDefault, demonstration and sample databases, database objects, and applications must be removed.V-259241MEDIUMUnused database components, EDB Postgres Advanced Server software, and database objects must be removed.V-259242MEDIUMUnused database components which are integrated in the EDB Postgres Advanced Server and cannot be uninstalled must be disabled.V-259243MEDIUMAccess to external executables must be disabled or restricted.V-259244MEDIUMThe EDB Postgres Advanced Server must be configured to prohibit or restrict the use of organization-defined functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments.V-259245MEDIUMThe EDB Postgres Advanced Server must uniquely identify and authenticate organizational users (or processes acting on behalf of organizational users).V-259246HIGHIf DBMS authentication, using passwords, is employed, EDB Postgres Advanced Server must enforce the DOD standards for password complexity and lifetime.V-259247HIGHIf passwords are used for authentication, the EDB Postgres Advanced Server must store only hashed, salted representations of passwords.V-259248HIGHIf passwords are used for authentication, the EDB Postgres Advanced Server must transmit only encrypted representations of passwords.V-259249MEDIUMThe EDB Postgres Advanced Server, when utilizing PKI-based authentication, must validate certificates by performing RFC 5280-compliant certification path validation.V-259250HIGHThe EDB Postgres Advanced Server must enforce authorized access to all PKI private keys stored/used by the EDB Postgres Advanced Server.V-259251MEDIUMThe DBMS must map the PKI-authenticated identity to an associated user account.V-259252HIGHWhen using command-line tools such as psql, users must use a logon method that does not expose the password.V-259253HIGHApplications must obscure feedback of authentication information during the authentication process to protect the information from possible exploitation/use by unauthorized individuals.V-259254HIGHThe EDB Postgres Advanced Server must use NIST FIPS 140-2 or 140-3 validated cryptographic modules for cryptographic operations.V-259255HIGHThe EDB Postgres Advanced Server must be configured on a platform that has a NIST-certified FIPS 140-2 or 140-3 installation of OpenSSL.V-259256MEDIUMThe EDB Postgres Advanced Server must uniquely identify and authenticate nonorganizational users (or processes acting on behalf of nonorganizational users).V-259257MEDIUMThe EDB Postgres Advanced Server must separate user functionality (including user interface services) from database management functionality.V-259258MEDIUMThe EDB Postgres Advanced Server must invalidate session identifiers upon user logout or other session termination.V-259259HIGHThe EDB Postgres Advanced Server must protect the confidentiality and integrity of all information at rest.V-259260MEDIUMThe EDB Postgres Advanced Server must isolate security functions from nonsecurity functions.V-259261MEDIUMDatabase contents must be protected from unauthorized and unintended information transfer by enforcement of a data transfer policy.V-259262MEDIUMAccess to database files must be limited to relevant processes and to authorized, administrative users.V-259263MEDIUMThe EDB Postgres Advanced Server must check the validity of all data inputs except those specifically identified by the organization.V-259264MEDIUMThe EDB Postgres Advanced Server and associated applications must reserve the use of dynamic code execution for situations that require it.V-259265MEDIUMThe EDB Postgres Advanced Server and associated applications, when making use of dynamic code execution, must scan input data for invalid values that may indicate a code injection attack.V-259266MEDIUMThe EDB Postgres Advanced Server must provide nonprivileged users with error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.V-259267MEDIUMThe EDB Postgres Advanced Server must reveal detailed error messages only to the ISSO, ISSM, SA, and DBA.V-259268MEDIUMThe EDB Postgres Advanced Server must automatically terminate a user session after organization-defined conditions or trigger events requiring session disconnect.V-259269MEDIUMThe EDB Postgres Advanced Server must associate organization-defined types of security labels having organization-defined security label values with information in storage.V-259270MEDIUMThe EDB Postgres Advanced Server must associate organization-defined types of security labels having organization-defined security label values with information in process.V-259271MEDIUMThe EDB Postgres Advanced Server must associate organization-defined types of security labels having organization-defined security label values with information in transmission.V-259272MEDIUMThe EDB Postgres Advanced Server must enforce discretionary access control policies, as defined by the data owner, over defined subjects and objects.V-259273MEDIUMThe EDB Postgres Advanced Server must prevent nonprivileged users from executing privileged functions to include disabling, circumventing, or altering implemented security safeguards/countermeasures.V-259274MEDIUMExecution of software modules (to include stored procedures, functions, and triggers) with elevated privileges must be restricted to necessary cases only.V-259275MEDIUMExecution of software modules (to include stored procedures, functions, and triggers) with elevated privileges must be restricted to necessary cases only.V-259278MEDIUMThe EDB Postgres Advanced Server must allocate audit record storage capacity in accordance with organization-defined audit record storage requirements.V-259279MEDIUMThe EDB Postgres Advanced Server must provide a warning to appropriate support staff when allocated audit record storage volume reaches 75 percent of maximum audit record storage capacity.V-259280MEDIUMThe EDB Postgres Advanced Server must provide an immediate real-time alert to appropriate support staff of all audit log failures.V-259281MEDIUMThe EDB Postgres Advanced Server must record time stamps in audit records and application data that can be mapped to Coordinated Universal Time (UTC, formerly GMT).V-259282MEDIUMThe EDB Postgres Advanced Server must generate time stamps for audit records and application data, with a minimum granularity of one second.V-259283MEDIUMThe EDB Postgres Advanced Server must prohibit user installation of logic modules (stored procedures, functions, triggers, views, etc.) without explicit privileged status.V-259284MEDIUMThe EDB Postgres Advanced Server must enforce access restrictions associated with changes to the configuration of the EDB Postgres Advanced Server or database(s).V-259285MEDIUMThe EDB Postgres Advanced Server must produce audit records of its enforcement of access restrictions associated with changes to the configuration of the EDB Postgres Advanced Server or database(s).V-259286MEDIUMThe EDB Postgres Advanced Server must disable network functions, ports, protocols, and services deemed by the organization to be nonsecure, in accord with the Ports, Protocols, and Services Management (PPSM) guidance.V-259287MEDIUMThe EDB Postgres Advanced Server must require users to reauthenticate when organization-defined circumstances or situations require reauthentication.V-259288MEDIUMThe DBMS must use NSA-approved cryptography to protect classified information in accordance with the requirements of the data owner.V-259289MEDIUMThe EDB Postgres Advanced Server must only accept end entity certificates issued by DOD PKI or DOD-approved PKI Certification Authorities (CAs) for the establishment of all encrypted sessions.V-259290MEDIUMThe EDB Postgres Advanced Server must implement cryptographic mechanisms to prevent unauthorized modification of organization-defined information at rest (to include, at a minimum, PII and classified information) on organization-defined information system components.V-259291MEDIUMThe EDB Postgres Advanced Server must implement cryptographic mechanisms preventing the unauthorized disclosure of organization-defined information at rest on organization-defined information system components.V-259292MEDIUMThe EDB Postgres Advanced Server must maintain the confidentiality and integrity of information during preparation for transmission.V-259293MEDIUMThe EDB Postgres Advanced Server must maintain the confidentiality and integrity of information during reception.V-259294MEDIUMWhen invalid inputs are received, the EDB Postgres Advanced Server must behave in a predictable and documented manner that reflects organizational and system objectives.V-259295MEDIUMSecurity-relevant software updates to the EDB Postgres Advanced Server must be installed within the time period directed by an authoritative source (e.g., IAVM, CTOs, DTMs, and STIGs).V-259296MEDIUMThe EDB Postgres Advanced Server must generate audit records when security objects are accessed.V-259297MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to access security objects occur.V-259298MEDIUMThe EDB Postgres Advanced Server must generate audit records when categories of information (e.g., classification levels/security levels) are accessed.V-259299MEDIUMAudit records must be generated when unsuccessful attempts to access categorized information (e.g., classification levels/security levels) occur.V-259300MEDIUMThe EDB Postgres Advanced Server must generate audit records when privileges/permissions are added.V-259301MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to add privileges/permissions occur.V-259302MEDIUMThe EDB Postgres Advanced Server must generate audit records when privileges/permissions are modified.V-259303MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to modify privileges/permissions occur.V-259304MEDIUMThe EDB Postgres Advanced Server must generate audit records when security objects are modified.V-259305MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to modify security objects occur.V-259306MEDIUMAudit records must be generated when categorized information (e.g., classification levels/security levels) is created.V-259307MEDIUMAudit records must be generated when categorized information (e.g., classification levels/security levels) is modified.V-259308MEDIUMAudit records must be generated when unsuccessful attempts to create categorized information (e.g., classification levels/security levels) occur.V-259309MEDIUMAudit records must be generated when unsuccessful attempts to modify categorized information (e.g., classification levels/security levels) occur.V-259310MEDIUMThe EDB Postgres Advanced Server must generate audit records when privileges/permissions are deleted.V-259311MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to delete privileges/permissions occur.V-259312MEDIUMThe EDB Postgres Advanced Server must generate audit records when security objects are deleted.V-259313MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to delete security objects occur.V-259314MEDIUMAudit records must be generated when categorized information (e.g., classification levels/security levels) is deleted.V-259315MEDIUMAudit records must be generated when unsuccessful attempts to delete categorized information (e.g., classification levels/security levels) occur.V-259316MEDIUMThe EDB Postgres Advanced Server must generate audit records when successful logons or connections occur.V-259317MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful logons or connection attempts occur.V-259318MEDIUMThe EDB Postgres Advanced Server must generate audit records for all privileged activities or other system-level access.V-259319MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful attempts to execute privileged activities or other system-level access occur.V-259320MEDIUMThe EDB Postgres Advanced Server must generate audit records showing starting and ending time for user access to the database(s).V-259321MEDIUMThe EDB Postgres Advanced Server must generate audit records when concurrent logons/connections by the same user from different workstations occur.V-259322MEDIUMThe EDB Postgres Advanced Server must be able to generate audit records when successful accesses to objects occur.V-259323MEDIUMThe EDB Postgres Advanced Server must generate audit records when unsuccessful accesses to objects occur.V-259324MEDIUMThe EDB Postgres Advanced Server must generate audit records for all direct access to the database(s).V-259325MEDIUMThe EDB Postgres Advanced Server must implement NIST FIPS 140-2 or 140-3 validated cryptographic modules to provision digital signatures.V-259326MEDIUMThe EDB Postgres Advanced Server must implement NIST FIPS 140-2 or 140-3 validated cryptographic modules to generate and validate cryptographic hashes.V-259327MEDIUMThe EDB Postgres Advanced Server must implement NIST FIPS 140-2 or 140-3 validated cryptographic modules to protect unclassified information requiring confidentiality and cryptographic protection, in accordance with the requirements of the data owner.V-259328MEDIUMThe EDB Postgres Advanced Server must off-load audit data to a separate log management facility; this must be continuous and in near real time for systems with a network connection to the storage facility and weekly or more often for stand-alone systems.V-259329HIGHEDB Postgres Advanced Server products must be a version supported by the vendor.