Juniper SRX SG NDM Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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The Juniper SRX Services Gateway must generate log records when concurrent logons from different workstations occur.
<VulnDiscussion>Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...Rule Low Severity -
SRG-APP-000101-NDM-000231
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must ensure TCP forwarding is disabled for SSH to prevent unauthorized access.
<VulnDiscussion>Use this configuration option to prevent a user from creating an SSH tunnel over a CLI session to the Juniper SRX via SSH. Th...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records when privileged commands are executed.
<VulnDiscussion>Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...Rule Low Severity -
SRG-APP-000506-NDM-000323
<GroupDescription></GroupDescription>Group -
SRG-APP-000026-NDM-000208
<GroupDescription></GroupDescription>Group -
For local accounts created on the device, the Juniper SRX Services Gateway must automatically generate log records for account creation events.
<VulnDiscussion>Upon gaining access to a network device, an attacker will often first attempt to create a persistent method of reestablishing...Rule Medium Severity -
SRG-APP-000027-NDM-000209
<GroupDescription></GroupDescription>Group -
For local accounts created on the device, the Juniper SRX Services Gateway must automatically generate log records for account modification events.
<VulnDiscussion>Upon gaining access to a network device, an attacker will often first attempt to modify existing accounts to increase/decreas...Rule Medium Severity -
SRG-APP-000028-NDM-000210
<GroupDescription></GroupDescription>Group -
For local accounts created on the device, the Juniper SRX Services Gateway must automatically generate log records for account disabling events.
<VulnDiscussion>When device management accounts are disabled, user or service accessibility may be affected. Auditing also ensures authorized...Rule Medium Severity -
SRG-APP-000029-NDM-000211
<GroupDescription></GroupDescription>Group -
For local accounts created on the device, the Juniper SRX Services Gateway must automatically generate log records for account removal events.
<VulnDiscussion>Auditing account removal actions will support account management procedures. When device management accounts are terminated, ...Rule Medium Severity -
SRG-APP-000319-NDM-000283
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must automatically generate a log event when accounts are enabled.
<VulnDiscussion>Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestab...Rule Medium Severity -
SRG-APP-000033-NDM-000212
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must enforce the assigned privilege level for each administrator and authorizations for access to all commands by assigning a login class to all AAA-authenticated users.
<VulnDiscussion>To mitigate the risk of unauthorized privileged access to the device, administrators must be assigned only the privileges nee...Rule Medium Severity -
SRG-APP-000343-NDM-000289
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate a log event when privileged commands are executed.
<VulnDiscussion>Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external enti...Rule Low Severity -
SRG-APP-000065-NDM-000214
<GroupDescription></GroupDescription>Group -
For local accounts created on the device, the Juniper SRX Services Gateway must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.
<VulnDiscussion>By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Low Severity -
SRG-APP-000068-NDM-000215
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must display the Standard Mandatory DoD Notice and Consent Banner before granting access.
<VulnDiscussion>Display of the DoD-approved use notification before granting access to the network device ensures privacy and security notifi...Rule Low Severity -
SRG-APP-000091-NDM-000223
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records when successful attempts to configure the device and use commands occur.
<VulnDiscussion>Without generating log records, it would be difficult to establish, correlate, and investigate the events relating to an inci...Rule Low Severity -
SRG-APP-000495-NDM-000318
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records when changes are made to administrator privileges.
<VulnDiscussion>Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...Rule Low Severity -
SRG-APP-000499-NDM-000319
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records when administrator privileges are deleted.
<VulnDiscussion>Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...Rule Low Severity -
SRG-APP-000503-NDM-000320
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records when logon events occur.
<VulnDiscussion>Without generating log records that are specific to the security and mission needs of the organization, it would be difficult...Rule Low Severity -
SRG-APP-000504-NDM-000321
<GroupDescription></GroupDescription>Group -
If the loopback interface is used, the Juniper SRX Services Gateway must protect the loopback interface with firewall filters for known attacks that may exploit this interface.
<VulnDiscussion>The loopback interface is a logical interface and has no physical port. Since the interface and addresses ranges are well-kno...Rule Medium Severity -
SRG-APP-000516-NDM-000317
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate log records containing the full-text recording of privileged commands.
<VulnDiscussion>Reconstruction of harmful events or forensic analysis is not possible if log records do not contain enough information. Org...Rule Low Severity -
SRG-APP-000357-NDM-000293
<GroupDescription></GroupDescription>Group -
For local log files, the Juniper SRX Services Gateway must allocate log storage capacity in accordance with organization-defined log record storage requirements so that the log files do not grow to a size that causes operational issues.
<VulnDiscussion>In order to ensure network devices have a sufficient storage capacity in which to write the logs, they need to be able to all...Rule Medium Severity -
SRG-APP-000360-NDM-000295
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must generate an immediate system alert message to the management console when a log processing failure is detected.
<VulnDiscussion>It is critical for the appropriate personnel to be aware if a system is at risk of failing to process logs as required. Witho...Rule Medium Severity -
SRG-APP-000374-NDM-000299
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must record time stamps for log records using Coordinated Universal Time (UTC).
<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-000378-NDM-000302
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must implement logon roles to ensure only authorized roles are allowed to install software and updates.
<VulnDiscussion>Allowing anyone to install software, without explicit privileges, creates the risk that untested or potentially malicious sof...Rule Medium Severity -
SRG-APP-000516-NDM-000317
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must have the number of rollbacks set to 5 or more.
<VulnDiscussion>Backup of the configuration files allows recovery in case of corruption, misconfiguration, or catastrophic failure. The maxim...Rule Low Severity -
SRG-APP-000373-NDM-000298
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must be configured to synchronize internal information system clocks with the primary and secondary NTP servers for the network.
<VulnDiscussion>The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run ...Rule Medium Severity -
SRG-APP-000516-NDM-000336
<GroupDescription></GroupDescription>Group -
The Juniper SRX Services Gateway must be configured to use an authentication server to centrally manage authentication and logon settings for remote and nonlocal access.
<VulnDiscussion>Centralized management of authentication settings increases the security of remote and nonlocal access methods. This control ...Rule Medium Severity
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