Intrusion Detection and Prevention Systems (IDPS) Security Requirements Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-NET-000132-IDPS-00195
<GroupDescription></GroupDescription>Group -
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.
<VulnDiscussion>Some ports, protocols, or services have known exploits or security weaknesses. These ports, protocols, and services must be p...Rule Medium Severity -
SRG-NET-000228-IDPS-00196
<GroupDescription></GroupDescription>Group -
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.
<VulnDiscussion>Mobile code is defined as software modules obtained from remote systems, transferred across a network, and then downloaded an...Rule Medium Severity -
SRG-NET-000362-IDPS-00196
<GroupDescription></GroupDescription>Group -
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.
<VulnDiscussion>Failing to update malicious code protection mechanisms, including application software files, signature definitions, and vend...Rule Medium Severity -
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.
<VulnDiscussion>If the network does not provide safeguards against DoS attack, network resources will be unavailable to users. Installation ...Rule Medium Severity -
SRG-NET-000362-IDPS-00197
<GroupDescription></GroupDescription>Group -
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.
<VulnDiscussion>If the network does not provide safeguards against DoS attack, network resources will be unavailable to users. Installation ...Rule Medium Severity -
SRG-NET-000362-IDPS-00198
<GroupDescription></GroupDescription>Group -
The IDPS must protect against or limit the effects of known types of Denial of Service (DoS) attacks by employing signatures.
<VulnDiscussion>If the network does not provide safeguards against DoS attack, network resources will be unavailable to users. Installation...Rule Medium Severity -
SRG-NET-000401-IDPS-00203
<GroupDescription></GroupDescription>Group -
The IDPS must, for fragmented packets, either block the packets or properly reassemble the packets before inspecting and forwarding.
<VulnDiscussion>Packet fragmentation is allowed by the TCP/IP specifications and is encouraged in situations where it is needed. However, pac...Rule Medium Severity -
SRG-NET-000273-IDPS-00204
<GroupDescription></GroupDescription>Group -
SRG-NET-000248-IDPS-00206
<GroupDescription></GroupDescription>Group -
SRG-NET-000385-IDPS-00210
<GroupDescription></GroupDescription>Group -
The IDPS must perform real-time monitoring of files from external sources at network entry/exit points.
<VulnDiscussion>Real-time monitoring of files from external sources at network entry/exit points helps to detect covert malicious code before...Rule Medium Severity -
SRG-NET-000249-IDPS-00221
<GroupDescription></GroupDescription>Group -
The IDPS must quarantine and/or delete malicious code.
<VulnDiscussion>Configuring the network element to delete and/or quarantine based on local organizational incident handling procedures minimi...Rule Medium Severity -
SRG-NET-000249-IDPS-00222
<GroupDescription></GroupDescription>Group
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