I - Mission Critical Classified
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000496-ALG-000031
<GroupDescription></GroupDescription>Group -
The ALG must generate audit records when successful/unsuccessful attempts to modify security objects occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000497-ALG-000032
<GroupDescription></GroupDescription>Group -
The ALG must generate audit records when successful/unsuccessful attempts to modify security levels occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000498-ALG-000033
<GroupDescription></GroupDescription>Group -
The ALG must generate audit records when successful/unsuccessful attempts to modify categories of information (e.g., classification levels) occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000499-ALG-000034
<GroupDescription></GroupDescription>Group -
The ALG providing user access control intermediary services must generate audit records when successful/unsuccessful attempts to delete privileges occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000500-ALG-000035
<GroupDescription></GroupDescription>Group -
The ALG must generate audit records when successful/unsuccessful attempts to delete security levels occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000503-ALG-000038
<GroupDescription></GroupDescription>Group -
The ALG providing user access control intermediary services must generate audit records when successful/unsuccessful logon attempts occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-NET-000074-ALG-000043
<GroupDescription></GroupDescription>Group -
The ALG must produce audit records containing information to establish what type of events occurred.
<VulnDiscussion>Without establishing what type of event occurred, it would be difficult to establish, correlate, and investigate the events l...Rule Medium Severity -
SRG-NET-000075-ALG-000044
<GroupDescription></GroupDescription>Group -
The ALG must produce audit records containing information to establish when (date and time) the events occurred.
<VulnDiscussion>Without establishing when events occurred, it is impossible to establish, correlate, and investigate the events leading up to...Rule Medium Severity -
SRG-NET-000076-ALG-000045
<GroupDescription></GroupDescription>Group -
The ALG must produce audit records containing information to establish where the events occurred.
<VulnDiscussion>Without establishing where events occurred, it is impossible to establish, correlate, and investigate the events leading up t...Rule Medium Severity -
SRG-NET-000077-ALG-000046
<GroupDescription></GroupDescription>Group -
The ALG must produce audit records containing information to establish the source of the events.
<VulnDiscussion>Without establishing the source of the event, it is impossible to establish, correlate, and investigate the events leading up...Rule Medium Severity -
SRG-NET-000078-ALG-000047
<GroupDescription></GroupDescription>Group -
The ALG must produce audit records containing information to establish the outcome of the events.
<VulnDiscussion>Without information about the outcome of events, security personnel cannot make an accurate assessment as to whether an attac...Rule Medium Severity -
SRG-NET-000079-ALG-000048
<GroupDescription></GroupDescription>Group -
The ALG must generate audit records containing information to establish the identity of any individual or process associated with the event.
<VulnDiscussion>Without information that establishes the identity of the subjects (i.e., users or processes acting on behalf of users) associ...Rule Medium Severity -
SRG-NET-000333-ALG-000049
<GroupDescription></GroupDescription>Group -
The ALG must be configured to support centralized management and configuration.
<VulnDiscussion>Without the ability to centrally manage the content captured in the audit records, identification, troubleshooting, and corre...Rule Medium Severity -
SRG-NET-000334-ALG-000050
<GroupDescription></GroupDescription>Group -
The ALG must off-load audit records onto a centralized log server.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...Rule Medium Severity -
SRG-NET-000511-ALG-000051
<GroupDescription></GroupDescription>Group -
The ALG must off-load audit records onto a centralized log server in real time.
<VulnDiscussion>Off-loading ensures audit information does not get overwritten if the limited audit storage capacity is reached and also prot...Rule Medium Severity -
SRG-NET-000511-ALG-000052
<GroupDescription></GroupDescription>Group -
The ALG that is part of a CDS must have the capability to implement journaling.
<VulnDiscussion>A journaling file system is a file system that keeps track of the changes that will be made in a journal (usually a circular ...Rule Medium Severity -
SRG-NET-000335-ALG-000053
<GroupDescription></GroupDescription>Group -
The ALG must provide an immediate real-time alert to, at a minimum, the SCA and ISSO, of all audit failure events where the detection and/or prevention function is unable to write events to either local storage or the centralized server.
<VulnDiscussion>Without a real-time alert, security personnel may be unaware of an impending failure of the audit capability and system opera...Rule Medium Severity -
SRG-NET-000088-ALG-000054
<GroupDescription></GroupDescription>Group -
The ALG must send an alert to, at a minimum, the ISSO and SCA when an audit processing failure occurs.
<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-NET-000089-ALG-000055
<GroupDescription></GroupDescription>Group -
The ALG must shut down by default upon audit failure (unless availability is an overriding concern).
<VulnDiscussion>It is critical that when the network element is at risk of failing to process audit logs as required, it take action to mitig...Rule Medium Severity -
SRG-NET-000098-ALG-000056
<GroupDescription></GroupDescription>Group -
The ALG must protect audit information from unauthorized read access.
<VulnDiscussion>Auditing and logging are key components of any security architecture. Logging the actions of specific events provides a means...Rule Medium Severity -
SRG-NET-000099-ALG-000057
<GroupDescription></GroupDescription>Group -
The ALG must protect audit information from unauthorized modification.
<VulnDiscussion>If audit data were to become compromised, then forensic analysis and discovery of the true source of potentially malicious sy...Rule Medium Severity -
SRG-NET-000100-ALG-000058
<GroupDescription></GroupDescription>Group -
The ALG must protect audit information from unauthorized deletion.
<VulnDiscussion>If audit data were to become compromised, then forensic analysis and discovery of the true source of potentially malicious sy...Rule Medium Severity -
SRG-NET-000101-ALG-000059
<GroupDescription></GroupDescription>Group -
The ALG must protect audit tools from unauthorized access.
<VulnDiscussion>Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pro...Rule Medium Severity -
SRG-NET-000102-ALG-000060
<GroupDescription></GroupDescription>Group -
The ALG must protect audit tools from unauthorized modification.
<VulnDiscussion>Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pro...Rule Medium Severity -
SRG-NET-000103-ALG-000061
<GroupDescription></GroupDescription>Group -
The ALG must protect audit tools from unauthorized deletion.
<VulnDiscussion>Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pro...Rule Medium Severity
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