Crunchy Data PostgreSQL Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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PostgreSQL must check the validity of all data inputs except those specifically identified by the organization.
<VulnDiscussion>Invalid user input occurs when a user inserts data or characters into an application's data entry fields and the application ...Rule Medium Severity -
SRG-APP-000251-DB-000391
<GroupDescription></GroupDescription>Group -
PostgreSQL and associated applications must reserve the use of dynamic code execution for situations that require it.
<VulnDiscussion>With respect to database management systems, one class of threat is known as SQL Injection, or more generally, code injection...Rule Medium Severity -
SRG-APP-000251-DB-000392
<GroupDescription></GroupDescription>Group -
PostgreSQL and associated applications, when making use of dynamic code execution, must scan input data for invalid values that may indicate a code injection attack.
<VulnDiscussion>With respect to database management systems, one class of threat is known as SQL Injection, or more generally, code injection...Rule Medium Severity -
PostgreSQL must allocate audit record storage capacity in accordance with organization-defined audit record storage requirements.
<VulnDiscussion>To ensure sufficient storage capacity for the audit logs, PostgreSQL must be able to allocate audit record storage capacity. ...Rule Medium Severity -
SRG-APP-000328-DB-000301
<GroupDescription></GroupDescription>Group -
PostgreSQL must enforce discretionary access control policies, as defined by the data owner, over defined subjects and objects.
<VulnDiscussion>Discretionary Access Control (DAC) is based on the notion that individual users are "owners" of objects and therefore have di...Rule Medium Severity -
SRG-APP-000120-DB-000061
<GroupDescription></GroupDescription>Group -
The audit information produced by PostgreSQL must be protected from unauthorized deletion.
<VulnDiscussion>If audit data were to become compromised, then competent forensic analysis and discovery of the true source of potentially ma...Rule Medium Severity -
SRG-APP-000374-DB-000322
<GroupDescription></GroupDescription>Group -
PostgreSQL must record time stamps, in audit records and application data that can be mapped to Coordinated Universal Time (UTC, formerly GMT).
<VulnDiscussion>If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analys...Rule Medium Severity -
SRG-APP-000267-DB-000163
<GroupDescription></GroupDescription>Group -
PostgreSQL must reveal detailed error messages only to the ISSO, ISSM, SA, and DBA.
<VulnDiscussion>If PostgreSQL provides too much information in error logs and administrative messages to the screen, this could lead to compr...Rule Medium Severity -
PostgreSQL must allow only the Information System Security Manager (ISSM), or individuals or roles appointed by the ISSM, to select which auditable events are to be audited.
<VulnDiscussion>Without the capability to restrict which roles and individuals can select which events are audited, unauthorized personnel ma...Rule Medium Severity -
SRG-APP-000360-DB-000320
<GroupDescription></GroupDescription>Group -
PostgreSQL must provide an immediate alert to appropriate support staff of all audit log failures.
<VulnDiscussion>It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....Rule Medium Severity -
SRG-APP-000109-DB-000321
<GroupDescription></GroupDescription>Group -
PostgreSQL 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.
<VulnDiscussion>It is critical that when PostgreSQL is at risk of failing to process audit logs as required, it take action to mitigate the f...Rule Low Severity -
SRG-APP-000109-DB-000049
<GroupDescription></GroupDescription>Group
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