| V-55345 | Medium | The IDPS must protect against or limit the effects of known and unknown types of Denial of Service (DoS) attacks by employing rate-based attack prevention behavior analysis. | If the network does not provide safeguards against DoS attack, network resources will be unavailable to users.
Installation of IDPS detection and prevention components (i.e., sensors) at key... |
| V-55389 | Medium | The IDPS must generate an alert to, at a minimum, the ISSM and ISSO when root level intrusion events which provide unauthorized privileged access are detected. | Without an alert, security personnel may be unaware of major detection incidents that require immediate action and this delay may result in the loss or compromise of information.
CJCSM 6510.01B,... |
| V-55383 | Medium | The IDPS must continuously monitor outbound communications traffic for unusual/unauthorized activities or conditions. | If outbound communications traffic is not continuously monitored for unusual/unauthorized activities or conditions, there will be times when hostile activity may not be noticed and defended... |
| V-34555 | Medium | In the event of a logging failure caused by the lack of audit record storage capacity, the IDPS must continue generating and storing audit records if possible, overwriting the oldest audit records in a first-in-first-out manner. | It is critical that when the IDPS is at risk of failing to process audit logs as required, it takes action to mitigate the failure.
The IDPS performs a critical security function, so its... |
| V-55387 | Medium | The IDPS must send an alert to, at a minimum, the ISSM and ISSO when threats identified by authoritative sources (e.g., IAVMs or CTOs) are detected which indicate a compromise or potential for compromise. | Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perform forensic analysis and detect rate-based and other anomalies will be... |
| V-55385 | Medium | The IDSP must send an alert to, at a minimum, the ISSM and ISSO when intrusion detection events are detected which indicate a compromise or potential for compromise. | Without an alert, security personnel may be unaware of intrusion detection incidents that require immediate action and this delay may result in the loss or compromise of information.
In... |
| V-55337 | Medium | The IDPS must be configured in accordance with the security configuration settings based on DoD security policy and technology-specific security best practices. | Configuring the IDPS to implement organization-wide security implementation guides and security checklists ensures compliance with federal standards and establishes a common security baseline... |
| V-34750 | Medium | In the event of a failure of the IDPS function, the IDPS must save diagnostic information, log system messages, and load the most current security policies, rules, and signatures when restarted. | Failure in a secure state address safety or security in accordance with the mission needs of the organization. Failure to a secure state helps prevent a loss of confidentiality, integrity, or... |
| V-34759 | Medium | The IDPS must verify the integrity of updates obtained directly from the vendor. | If the integrity of updates downloaded directly from the vendor is not verified, then malicious code or errors may impact the ability of the IDPS to protect against harmful communication traffic.... |
| V-55379 | Medium | The IDPS must generate an alert to the ISSM and ISSO, at a minimum, when unauthorized network services are detected. | Unauthorized or unapproved network services lack organizational verification or validation and therefore may be unreliable or serve as malicious rogues for valid services.
Automated mechanisms... |
| V-34594 | Medium | The IDPS must provide audit record generation capability for events where communication traffic is blocked or restricted based on policy filters, rules, signatures, and anomaly analysis. | Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events relating to an incident, or identify those responsible for one.
While... |
| V-55377 | Medium | The IDPS must generate a log record when unauthorized network services are detected. | Unauthorized or unapproved network services lack organizational verification or validation and therefore may be unreliable or serve as malicious rogues for valid services.
Examples of network... |
| V-55339 | Medium | The IDPS must be configured to remove or disable non-essential capabilities which are not required for operation or not related to IDPS functionality (e.g., DNS, email client or server, FTP server, or web server). | An IDPS can be capable of providing a wide variety of capabilities. Not all of these capabilities are necessary. Unnecessary services, functions, and applications increase the attack surface (sum... |
| V-55317 | Medium | The IDPS must immediately use updates made to policy filters, rules, signatures, and anomaly analysis algorithms for traffic detection and prevention functions. | Information flow policies regarding dynamic information flow control include, for example, allowing or disallowing information flows based on changes to the PPSM CAL, vulnerability assessments, or... |
| V-55319 | Medium | The IDPS must provide audit record generation capability for detection events based on implementation of policy filters, rules, signatures, and anomaly analysis. | Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events relating to an incident, or identify those responsible for one.
While... |
| V-55331 | Medium | The IDPS must provide an alert to, at a minimum, the system administrator and ISSO when any audit failure events occur. | Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perform forensic analysis may be impeded.
This requirement includes, but is... |
| V-55597 | Medium | The IDPS must automatically install updates to signature definitions, detection heuristics, and vendor-provided rules. | Failing to automatically update malicious code protection mechanisms, including application software files, signature definitions, and vendor-provided rules, leaves the system vulnerable to... |
| V-55335 | Medium | The IDPS must provide log information in a format that can be extracted and used by centralized analysis tools. | Centralized review and analysis of log records from multiple IDPS components gives the organization the capability to better detect distributed attacks and provides increased data points for... |
| V-34788 | Medium | The IDPS must block outbound ICMP Destination Unreachable, Redirect, and Address Mask reply messages. | Internet Control Message Protocol (ICMP) messages are used to provide feedback about problems in the network. These messages are sent back to the sender to support diagnostics. However, some... |
| V-55359 | Medium | The IDPS must perform real-time monitoring of files from external sources at network entry/exit points. | Real-time monitoring of files from external sources at network entry/exit points helps to detect covert malicious code before it is downloaded to or executed by internal and external endpoints.... |
| V-55355 | Medium | The IDPS must block malicious ICMP packets by properly configuring ICMP signatures and rules. | Internet Control Message Protocol (ICMP) messages are used to provide feedback about problems in the network. These messages are sent back to the sender to support diagnostics. However, some... |
| V-55357 | Medium | The IDPS must install updates for application software files, signature definitions, detection heuristics, and vendor-provided rules when new releases are available in accordance with organizational configuration management policy and procedures. | Failing to update malicious code protection mechanisms, including application software files, signature definitions, and vendor-provided rules, leaves the system vulnerable to exploitation by... |
| V-55381 | Medium | The IDPS must continuously monitor inbound communications traffic for unusual/unauthorized activities or conditions. | If inbound communications traffic is not continuously monitored for unusual/unauthorized activities or conditions, there will be times when hostile activity may not be noticed and defended... |
| V-55397 | Medium | To protect against unauthorized data mining, the IDPS must prevent code injection attacks launched against data storage objects, including, at a minimum, databases, database records, queries, and fields. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
| V-34625 | Medium | The IDPS must be configured to remove or disable non-essential features, functions, and services of the IDPS application. | An IDPS can be capable of providing a wide variety of capabilities. Not all of these capabilities are necessary. Unnecessary services, functions, and applications increase the attack surface (sum... |
| V-55399 | Medium | To protect against unauthorized data mining, the IDPS must prevent code injection attacks launched against application objects including, at a minimum, application URLs and application code. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
| V-34707 | Medium | The IDPS must block outbound traffic containing known and unknown DoS attacks by ensuring that security policies, signatures, rules, and anomaly detection techniques are applied to outbound communications traffic. | The IDPS must include protection against DoS attacks that originate from inside the enclave which can affect either internal or external systems. These attacks may use legitimate or rogue... |
| V-34544 | Medium | The IDPS must produce audit records containing information to establish the outcome of events associated with detected harmful or potentially harmful traffic, including, at a minimum, capturing all associated communications traffic. | Associating event outcome with detected events in the log provides a means of investigating an attack or suspected attack.
While auditing and logging are closely related, they are not the same.... |
| V-55391 | Medium | The IDPS must send an alert to, at a minimum, the ISSM and ISSO when user level intrusions which provide non-privileged access are detected. | Without an alert, security personnel may be unaware of major detection incidents that require immediate action and this delay may result in the loss or compromise of information.
CJCSM 6510.01B,... |
| V-55393 | Medium | The IDPS must send an alert to, at a minimum, the ISSM and ISSO when denial of service incidents are detected. | Without an alert, security personnel may be unaware of major detection incidents that require immediate action and this delay may result in the loss or compromise of information.
CJCSM 6510.01B,... |
| V-34540 | Medium | The IDPS must produce audit records containing sufficient information to establish what type of event occurred, including, at a minimum, event descriptions, policy filter, rule or signature invoked, port, protocol, and criticality level/alert code or description. | Without establishing what type of event occurred, it would be difficult to establish, correlate, and investigate the events leading up to an outage or attack. Associating an event type with each... |
| V-55395 | Medium | The IDPS must generate an alert to, at a minimum, the ISSM and ISSO when new active propagation of malware infecting DoD systems or malicious code adversely affecting the operations and/or security
of DoD systems is detected. | Without an alert, security personnel may be unaware of major detection incidents that require immediate action and this delay may result in the loss or compromise of information.
CJCSM 6510.01B,... |
| V-34542 | Medium | The IDPS must produce audit records containing information to establish where the event was detected, including, at a minimum, network segment, destination address, and IDPS component which detected the event. | Associating where the event was detected with the event log entries provides a means of investigating an attack or identifying an improperly configured IDPS. This information can be used to... |
| V-34541 | Medium | The IDPS must produce audit records containing information to establish when (date and time) the events occurred. | Without establishing the time (date/time) an event occurred, it would be difficult to establish, correlate, and investigate the events leading up to an outage or attack. Associating the date and... |
| V-55347 | Medium | The IDPS must protect against or limit the effects of known and unknown types of Denial of Service (DoS) attacks by employing anomaly-based attack detection. | If the network does not provide safeguards against DoS attack, network resources will be unavailable to users.
Installation of IDPS detection and prevention components (i.e., sensors) at key... |
| V-55375 | Medium | The IDPS must detect network services that have not been authorized or approved by the ISSO or ISSM, at a minimum. | Unauthorized or unapproved network services lack organizational verification or validation and therefore may be unreliable or serve as malicious rogues for valid services.
Examples of network... |
| V-34485 | Medium | The IDPS must restrict or block harmful or suspicious communications traffic between interconnected networks based on attribute- and content-based inspection of the source, destination, headers, and/or content of the communications traffic. | The IDPS enforces approved authorizations by controlling the flow of information between interconnected networks to prevent harmful or suspicious traffic does spread to these interconnected... |
| V-34484 | Medium | The IDPS must enforce approved authorizations by restricting or blocking the flow of harmful or suspicious communications traffic within the network as defined in the PPSM CAL and vulnerability assessments. | The flow of all communications traffic must be monitored and controlled so it does not introduce any unacceptable risk to the network infrastructure or data.
Restricting the flow of... |
| V-34762 | Medium | The IDPS must block malicious code. | Configuring the IDPS to delete and/or quarantine based on local organizational incident handling procedures minimizes the impact of this code on the network. |
| V-34749 | Medium | The IDPS must fail to a secure state which maintains access control mechanisms when the IDPS hardware, software, or firmware fails on initialization/shutdown or experiences a sudden abort during normal operation. | Failure to a known safe state helps prevent systems from failing to a state that may cause loss of data or unauthorized access to system resources. Preserving information system state information... |
| V-34543 | Medium | The IDPS must produce audit records containing information to establish the source of the event, including, at a minimum, originating source address. | Associating the source of the event with detected events in the logs provides a means of investigating an attack or suspected attack.
While auditing and logging are closely related, they are not... |
| V-34743 | Medium | The IDPS must block any prohibited mobile code at the enclave boundary when it is detected. | Mobile code is defined as software modules obtained from remote systems, transferred across a network, and then downloaded and executed on a local system without explicit installation or execution... |
| V-55329 | Medium | The IDPS must assign a critical severity level to all audit processing failures. | It is critical that when the IDPS is at risk of failing to process audit logs as required, it takes action to mitigate the failure
Audit processing failures include: software/hardware errors;... |
| V-55325 | Medium | The IDPS must off-load log records to a centralized log server. | Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading ensures audit information does not get overwritten if the limited audit storage... |
| V-55343 | Medium | The IDPS must detect, at a minimum, mobile code that is unsigned or exhibiting unusual behavior, has not undergone a risk assessment, or is prohibited for use based on a risk assessment. | Mobile code is defined as software modules obtained from remote systems, transferred across a network, and then downloaded and executed on a local system without explicit installation or execution... |
| V-55327 | Medium | The IDPS must off-load log records to a centralized log server in real-time. | Off-loading ensures audit information does not get overwritten if the limited audit storage capacity is reached and also protects the audit record in case the system/component being audited is... |
| V-55321 | Medium | The IDPS must provide audit record generation with a configurable severity and escalation level capability. | Without the capability to generate audit records with a severity code it is difficult to track and handle detection events.
While auditing and logging are closely related, they are not the same.... |
| V-55323 | Medium | IDPS must support centralized management and configuration of the content captured in audit records generated by all IDPS components. | Without the ability to centrally manage the content captured in the log records, identification, troubleshooting, and correlation of suspicious behavior would be difficult and could lead to a... |
| V-55351 | Medium | The IDPS must, for fragmented packets, either block the packets or properly reassemble the packets before inspecting and forwarding. | Packet fragmentation is allowed by the TCP/IP specifications and is encouraged in situations where it is needed. However, packet fragmentation has been used to make some attacks harder to detect... |
| V-55409 | Medium | To protect against unauthorized data mining, the IDPS must detect SQL injection attacks launched against data storage objects, including, at a minimum, databases, database records, and database fields. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
| V-55349 | Medium | The IDPS must protect against or limit the effects of known types of Denial of Service (DoS) attacks by employing signatures. | If the network does not provide safeguards against DoS attack, network resources will be unavailable to users.
Installation of IDPS detection and prevention components (i.e., sensors) at key... |
| V-55333 | Medium | In the event of a logging failure, caused by loss of communications with the central logging server, the IDPS must queue audit records locally until communication is restored or until the audit records are retrieved manually or using automated synchronization tools. | It is critical that when the IDPS is at risk of failing to process audit logs as required, it take action to mitigate the failure.
Audit processing failures include: software/hardware errors;... |
| V-55361 | Medium | The IDPS must quarantine and/or delete malicious code. | Configuring the network element to delete and/or quarantine based on local organizational incident handling procedures minimizes the impact of this code on the network.
Malicious code includes,... |
| V-55363 | Medium | The IDPS must send an immediate (within seconds) alert to, at a minimum, the system administrator when malicious code is detected. | Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perform forensic analysis and detect rate-based and other anomalies will be... |
| V-55407 | Medium | To protect against unauthorized data mining, the IDPS must detect code injection attacks launched against application objects including, at a minimum, application URLs and application code. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
| V-55365 | Medium | IDPS components, including sensors, event databases, and management consoles must integrate with a network-wide monitoring capability. | An integrated, network-wide intrusion detection capability increases the ability to detect and prevent sophisticated distributed attacks based on access patterns and characteristics of... |
| V-55401 | Medium | To protect against unauthorized data mining, the IDPS must prevent SQL injection attacks launched against data storage objects, including, at a minimum, databases, database records, and database fields. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
| V-55341 | Medium | The IDPS 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. | Some ports, protocols, or services have known exploits or security weaknesses. These ports, protocols, and services must be prohibited or restricted in the IDPS configuration in accordance with... |
| V-55403 | Medium | To protect against unauthorized data mining, the IDPS must detect code injection attacks launched against data storage objects, including, at a minimum, databases, database records, queries, and fields. | Data mining is the analysis of large quantities of data to discover patterns and is used in intelligence gathering. Failure to detect attacks that use unauthorized data mining techniques to attack... |
