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idmef.json
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{
"Alert": {
"name": "Alert",
"description": "Generally, every time an analyzer detects an event that it has been configured to look for, it sends an Alert message to its manager(s). Depending on the analyzer, an Alert message may correspond to a single detected event or multiple detected events. Alerts occur asynchronously in response to outside events. ",
"aggregates": {
"Analyzer": {
"name": "Analyzer",
"multiplicity": "1",
"type": "Analyzer",
"description": "Identification information for the analyzer that originated the alert.",
"aggregates": {
"Node": {
"name": "Node",
"multiplicity": "0..1",
"type": "Node",
"description": "Information about the host or device on which the analyzer resides (network address, network name, etc.).",
"aggregates": {
"location": {
"name": "location",
"multiplicity": "0..1",
"type": "STRING",
"description": "The location of the equipment."
},
"name": {
"name": "name",
"multiplicity": "0..1",
"type": "STRING",
"description": "The name of the equipment. This information MUST be provided if no Address information is given."
},
"Address": {
"name": "Address",
"multiplicity": "0..*",
"type": "Address",
"description": "The network or hardware address of the equipment. Unless a name (above) is provided, at least one address must be specified.",
"aggregates": {
"address": {
"name": "address",
"multiplicity": "1",
"type": "STRING",
"description": "The address information. The format of this data is governed by the category attribute."
},
"netmask": {
"name": "netmask",
"multiplicity": "0..1",
"type": "STRING",
"description": "The network mask for the address, if appropriate."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the address; see Section 3.2.9."
},
"category": {
"name": "category",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The type of address represented. The permitted values for this attribute are shown below. The default value is \"unknown\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Address type unknown"
},
{
"rank": "1",
"keyword": "atm",
"description": "Asynchronous Transfer Mode network address"
},
{
"rank": "2",
"keyword": "e-mail",
"description": "Electronic mail address (RFC 822)"
},
{
"rank": "3",
"keyword": "lotus-notes",
"description": "Lotus Notes e-mail address"
},
{
"rank": "4",
"keyword": "mac",
"description": "Media Access Control (MAC) address"
},
{
"rank": "5",
"keyword": "sna",
"description": "IBM Shared Network Architecture (SNA) address"
},
{
"rank": "6",
"keyword": "vm",
"description": "IBM VM (\"PROFS\") e-mail address"
},
{
"rank": "7",
"keyword": "ipv4-addr",
"description": "IPv4 host address in dotted-decimal notation (a.b.c.d)"
},
{
"rank": "8",
"keyword": "ipv4-addr-hex",
"description": "IPv4 host address in hexadecimal notation"
},
{
"rank": "9",
"keyword": "ipv4-net",
"description": "IPv4 network address in dotted-decimal notation, slash, significant bits (a.b.c.d/nn)"
},
{
"rank": "10",
"keyword": "ipv4-net-mask",
"description": "IPv4 network address in dotted-decimal notation, slash, network mask in dotted-decimal notation (a.b.c.d/w.x.y.z)"
},
{
"rank": "11",
"keyword": "ipv6-addr",
"description": "IPv6 host address"
},
{
"rank": "12",
"keyword": "ipv6-addr-hex",
"description": "IPv6 host address in hexadecimal notation"
},
{
"rank": "13",
"keyword": "ipv6-net",
"description": "IPv6 network address, slash, significant bits"
},
{
"rank": "14",
"keyword": "ipv6-net-mask",
"description": "IPv6 network address, slash, network mask"
}
]
},
"vlan-name": {
"name": "vlan-name",
"multiplicity": "Optional",
"type": null,
"description": "The name of the Virtual LAN to which the address belongs."
},
"vlan-num": {
"name": "vlan-num",
"multiplicity": "Optional",
"type": null,
"description": "The number of the Virtual LAN to which the address belongs."
}
},
"class_description": "The Address class is used to represent network, hardware, and application addresses. "
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the node; see Section 3.2.9."
},
"category": {
"name": "category",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The \"domain\" from which the name information was obtained, if relevant. The permitted values for this attribute are shown in the table below. The default value is \"unknown\". (See also Section 10 for extensions to the table.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Domain unknown or not relevant"
},
{
"rank": "1",
"keyword": "ads",
"description": "Windows 2000 Advanced Directory Services"
},
{
"rank": "2",
"keyword": "afs",
"description": "Andrew File System (Transarc)"
},
{
"rank": "3",
"keyword": "coda",
"description": "Coda Distributed File System"
},
{
"rank": "4",
"keyword": "dfs",
"description": "Distributed File System (IBM)"
},
{
"rank": "5",
"keyword": "dns",
"description": "Domain Name System"
},
{
"rank": "6",
"keyword": "hosts",
"description": "Local hosts file"
},
{
"rank": "7",
"keyword": "kerberos",
"description": "Kerberos realm"
},
{
"rank": "8",
"keyword": "nds",
"description": "Novell Directory Services"
},
{
"rank": "9",
"keyword": "nis",
"description": "Network Information Services (Sun)"
},
{
"rank": "10",
"keyword": "nisplus",
"description": "Network Information Services Plus (Sun)"
},
{
"rank": "11",
"keyword": "nt",
"description": "Windows NT domain"
},
{
"rank": "12",
"keyword": "wfw",
"description": "Windows for Workgroups"
}
]
}
},
"class_description": "The Node class is used to identify hosts and other network devices (routers, switches, etc.). "
},
"Process": {
"name": "Process",
"multiplicity": "0..1",
"type": "Process",
"description": "Information about the process in which the analyzer is executing.",
"aggregates": {
"name": {
"name": "name",
"multiplicity": "1",
"type": "STRING",
"description": "The name of the program being executed. This is a short name; path and argument information are provided elsewhere."
},
"pid": {
"name": "pid",
"multiplicity": "0..1",
"type": "INTEGER",
"description": "The process identifier of the process."
},
"path": {
"name": "path",
"multiplicity": "0..1",
"type": "STRING",
"description": "The full path of the program being executed."
},
"arg": {
"name": "arg",
"multiplicity": "0..*",
"type": "STRING",
"description": "A command-line argument to the program. Multiple arguments may be specified (they are assumed to have occurred in the same order they are provided) with multiple uses of arg."
},
"env": {
"name": "env",
"multiplicity": "0..*",
"type": "STRING",
"description": "An environment string associated with the process; generally of the format \"VARIABLE=value\". Multiple environment strings may be specified with multiple uses of env."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the process; see Section 3.2.9."
}
},
"class_description": "The Process class is used to describe processes being executed on sources, targets, and analyzers. "
},
"Analyzer": {
"name": "Analyzer",
"multiplicity": "0..1",
"type": "Analyzer",
"description": "Information about the analyzer from which the message may have gone through. The idea behind this mechanism is that when a manager receives an alert and wants to forward it to another analyzer, it needs to substitute the original analyzer"
}
},
"attributes": {
"analyzerid": {
"name": "analyzerid",
"multiplicity": "Optional",
"type": null,
"description": "(but see below). A unique identifier for the analyzer; see Section 3.2.9."
},
"name": {
"name": "name",
"multiplicity": "Optional",
"type": null,
"description": "An explicit name for the analyzer that may be easier to understand than the analyzerid."
},
"manufacturer": {
"name": "manufacturer",
"multiplicity": "Optional",
"type": null,
"description": "The manufacturer of the analyzer software and/or hardware."
},
"model": {
"name": "model",
"multiplicity": "Optional",
"type": null,
"description": "The model name/number of the analyzer software and/or hardware."
},
"version": {
"name": "version",
"multiplicity": "Optional",
"type": null,
"description": "The version number of the analyzer software and/or hardware."
},
"class": {
"name": "class",
"multiplicity": "Optional",
"type": null,
"description": "The class of analyzer software and/or hardware."
},
"ostype": {
"name": "ostype",
"multiplicity": "Optional",
"type": null,
"description": "Operating system name. On POSIX 1003.1 compliant systems, this is the value returned in utsname.sysname by the uname() system call, or the output of the \"uname -s\" command."
},
"osversion": {
"name": "osversion",
"multiplicity": "Optional",
"type": null,
"description": "Operating system version. On POSIX 1003.1 compliant systems, this is the value returned in utsname.release by the uname() system call, or the output of the \"uname -r\" command."
}
},
"class_description": "The Analyzer class identifies the analyzer from which the Alert or Heartbeat message originates. Only one analyzer may be encoded for each alert or heartbeat, and that MUST be the analyzer at which the alert or heartbeat originated. Although the IDMEF data model does not prevent the use of hierarchical intrusion detection systems (where alerts get relayed up the tree), it does not provide any way to record the identity of the \"relay\" analyzers along the path from the originating analyzer to the manager that ultimately receives the alert. "
},
"CreateTime": {
"name": "CreateTime",
"multiplicity": "1",
"type": "CreateTime",
"description": "The time the alert was created. Of the three times that may be provided with an Alert, this is the only one that is required.",
"aggregates": {
},
"attributes": {
},
"class_description": "The CreateTime class is used to indicate the date and time the alert or heartbeat was created by the analyzer. "
},
"Classification": {
"name": "Classification",
"multiplicity": "1",
"type": "Classification",
"description": "The \"name\" of the alert, or other information allowing the manager to determine what it is.",
"aggregates": {
"Reference": {
"name": "Reference",
"multiplicity": "0..*",
"type": "Reference",
"description": "Information about the message, pointing to external documentation sites, that will provide background information about the alert.",
"aggregates": {
"name": {
"name": "name",
"multiplicity": "1",
"type": "STRING",
"description": "The name of the alert, from one of the origins listed below."
},
"url": {
"name": "url",
"multiplicity": "1",
"type": "STRING",
"description": "A URL at which the manager (or the human operator of the manager) can find additional information about the alert. The document pointed to by the URL may include an in-depth description of the attack, appropriate countermeasures, or other information deemed relevant by the vendor."
}
},
"attributes": {
"origin": {
"name": "origin",
"multiplicity": "Required",
"type": "ENUM",
"description": "The source from which the name of the alert originates. The permitted values for this attribute are shown below. The default value is \"unknown\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Origin of the name is not known"
},
{
"rank": "1",
"keyword": "vendor-specific",
"description": "A vendor-specific name (and hence, URL); this can be used to provide product-specific information"
},
{
"rank": "2",
"keyword": "user-specific",
"description": "A user-specific name (and hence, URL); this can be used to provide installation-specific information"
},
{
"rank": "3",
"keyword": "bugtraqid",
"description": "The SecurityFocus (\"Bugtraq\") vulnerability database identifier (http://www.securityfocus.com/bid)"
},
{
"rank": "4",
"keyword": "cve",
"description": "The Common Vulnerabilities and Exposures (CVE) name (http://cve.mitre.org/)"
},
{
"rank": "5",
"keyword": "osvdb",
"description": "The Open Source Vulnerability Database (http://www.osvdb.org)"
}
]
},
"meaning": {
"name": "meaning",
"multiplicity": "Optional",
"type": null,
"description": "The meaning of the reference, as understood by the alert provider. This field is only valid if the value of the <origin> attribute is set to \"vendor-specific\" or \"user-specific\"."
}
},
"class_description": "The Reference class provides the \"name\" of an alert, or other information allowing the manager to determine what it is. "
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for this classification; see Section 3.2.9."
},
"text": {
"name": "text",
"multiplicity": "Required",
"type": null,
"description": "A vendor-provided string identifying the Alert message."
}
},
"class_description": "The Classification class provides the \"name\" of an alert, or other information allowing the manager to determine what it is. This name is chosen by the alert provider. "
},
"DetectTime": {
"name": "DetectTime",
"multiplicity": "0..1",
"type": "DetectTime",
"description": "The time the event(s) leading up to the alert was detected. In the case of more than one event, the time the first event was detected. In some circumstances, this may not be the same value as CreateTime.",
"aggregates": {
},
"attributes": {
},
"class_description": "The DetectTime class is used to indicate the date and time that the event(s) producing an alert was detected by the analyzer. In the case of more than one event, it is the time that the first event was detected. (This may or may not be the same time as CreateTime; analyzers are not required to send alerts immediately upon detection). "
},
"AnalyzerTime": {
"name": "AnalyzerTime",
"multiplicity": "0..1",
"type": "AnalyzerTime",
"description": "The current time on the analyzer (see Section 6.3).",
"aggregates": {
},
"attributes": {
},
"class_description": "The AnalyzerTime class is used to indicate the current date and time on the analyzer. Its values should be filled in as late as possible in the message transmission process, ideally immediately before placing the message \"on the wire\". "
},
"Source": {
"name": "Source",
"multiplicity": "0..*",
"type": "Source",
"description": "The source(s) of the event(s) leading up to the alert.",
"aggregates": {
"Node": {
"name": "Node",
"multiplicity": "0..1",
"type": "Node",
"description": "Information about the host or device that appears to be causing the events (network address, network name, etc.).",
"aggregates": {
"location": {
"name": "location",
"multiplicity": "0..1",
"type": "STRING",
"description": "The location of the equipment."
},
"name": {
"name": "name",
"multiplicity": "0..1",
"type": "STRING",
"description": "The name of the equipment. This information MUST be provided if no Address information is given."
},
"Address": {
"name": "Address",
"multiplicity": "0..*",
"type": "Address",
"description": "The network or hardware address of the equipment. Unless a name (above) is provided, at least one address must be specified.",
"aggregates": {
"address": {
"name": "address",
"multiplicity": "1",
"type": "STRING",
"description": "The address information. The format of this data is governed by the category attribute."
},
"netmask": {
"name": "netmask",
"multiplicity": "0..1",
"type": "STRING",
"description": "The network mask for the address, if appropriate."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the address; see Section 3.2.9."
},
"category": {
"name": "category",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The type of address represented. The permitted values for this attribute are shown below. The default value is \"unknown\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Address type unknown"
},
{
"rank": "1",
"keyword": "atm",
"description": "Asynchronous Transfer Mode network address"
},
{
"rank": "2",
"keyword": "e-mail",
"description": "Electronic mail address (RFC 822)"
},
{
"rank": "3",
"keyword": "lotus-notes",
"description": "Lotus Notes e-mail address"
},
{
"rank": "4",
"keyword": "mac",
"description": "Media Access Control (MAC) address"
},
{
"rank": "5",
"keyword": "sna",
"description": "IBM Shared Network Architecture (SNA) address"
},
{
"rank": "6",
"keyword": "vm",
"description": "IBM VM (\"PROFS\") e-mail address"
},
{
"rank": "7",
"keyword": "ipv4-addr",
"description": "IPv4 host address in dotted-decimal notation (a.b.c.d)"
},
{
"rank": "8",
"keyword": "ipv4-addr-hex",
"description": "IPv4 host address in hexadecimal notation"
},
{
"rank": "9",
"keyword": "ipv4-net",
"description": "IPv4 network address in dotted-decimal notation, slash, significant bits (a.b.c.d/nn)"
},
{
"rank": "10",
"keyword": "ipv4-net-mask",
"description": "IPv4 network address in dotted-decimal notation, slash, network mask in dotted-decimal notation (a.b.c.d/w.x.y.z)"
},
{
"rank": "11",
"keyword": "ipv6-addr",
"description": "IPv6 host address"
},
{
"rank": "12",
"keyword": "ipv6-addr-hex",
"description": "IPv6 host address in hexadecimal notation"
},
{
"rank": "13",
"keyword": "ipv6-net",
"description": "IPv6 network address, slash, significant bits"
},
{
"rank": "14",
"keyword": "ipv6-net-mask",
"description": "IPv6 network address, slash, network mask"
}
]
},
"vlan-name": {
"name": "vlan-name",
"multiplicity": "Optional",
"type": null,
"description": "The name of the Virtual LAN to which the address belongs."
},
"vlan-num": {
"name": "vlan-num",
"multiplicity": "Optional",
"type": null,
"description": "The number of the Virtual LAN to which the address belongs."
}
},
"class_description": "The Address class is used to represent network, hardware, and application addresses. "
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the node; see Section 3.2.9."
},
"category": {
"name": "category",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The \"domain\" from which the name information was obtained, if relevant. The permitted values for this attribute are shown in the table below. The default value is \"unknown\". (See also Section 10 for extensions to the table.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Domain unknown or not relevant"
},
{
"rank": "1",
"keyword": "ads",
"description": "Windows 2000 Advanced Directory Services"
},
{
"rank": "2",
"keyword": "afs",
"description": "Andrew File System (Transarc)"
},
{
"rank": "3",
"keyword": "coda",
"description": "Coda Distributed File System"
},
{
"rank": "4",
"keyword": "dfs",
"description": "Distributed File System (IBM)"
},
{
"rank": "5",
"keyword": "dns",
"description": "Domain Name System"
},
{
"rank": "6",
"keyword": "hosts",
"description": "Local hosts file"
},
{
"rank": "7",
"keyword": "kerberos",
"description": "Kerberos realm"
},
{
"rank": "8",
"keyword": "nds",
"description": "Novell Directory Services"
},
{
"rank": "9",
"keyword": "nis",
"description": "Network Information Services (Sun)"
},
{
"rank": "10",
"keyword": "nisplus",
"description": "Network Information Services Plus (Sun)"
},
{
"rank": "11",
"keyword": "nt",
"description": "Windows NT domain"
},
{
"rank": "12",
"keyword": "wfw",
"description": "Windows for Workgroups"
}
]
}
},
"class_description": "The Node class is used to identify hosts and other network devices (routers, switches, etc.). "
},
"User": {
"name": "User",
"multiplicity": "0..1",
"type": "User",
"description": "Information about the user that appears to be causing the event(s).",
"aggregates": {
"UserId": {
"name": "UserId",
"multiplicity": "1..*",
"type": "UserId",
"description": "Identification of a user, as indicated by its type attribute (see Section 4.2.7.3.1).",
"aggregates": {
"name": {
"name": "name",
"multiplicity": "0..1",
"type": "STRING",
"description": "A user or group name."
},
"number": {
"name": "number",
"multiplicity": "0..1",
"type": "INTEGER",
"description": "A user or group number."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the user id, see Section 3.2.9."
},
"type": {
"name": "type",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The type of user information represented. The permitted values for this attribute are shown below. The default value is \"original-user\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "current-user",
"description": "The current user id being used by the user or process. On Unix systems, this would be the \"real\" user id, in general."
},
{
"rank": "1",
"keyword": "original-user",
"description": "The actual identity of the user or process being reported on. On those systems that (a) do some type of auditing and (b) support extracting a user id from the \"audit id\" token, that value should be used. On those systems that do not support this, and where the user has logged into the system, the \"login id\" should be used."
},
{
"rank": "2",
"keyword": "target-user",
"description": "The user id the user or process is attempting to become. This would apply, on Unix systems for example, when the user attempts to use \"su\", \"rlogin\", \"telnet\", etc."
},
{
"rank": "3",
"keyword": "user-privs",
"description": "Another user id the user or process has the ability to use, or a user id associated with a file permission. On Unix systems, this would be the \"effective\" user id in a user or process context, and the owner permissions in a file context. Multiple UserId elements of this type may be used to specify a list of privileges."
},
{
"rank": "4",
"keyword": "current-group",
"description": "The current group id (if applicable) being used by the user or process. On Unix systems, this would be the \"real\" group id, in general."
},
{
"rank": "5",
"keyword": "group-privs",
"description": "Another group id the group or process has the ability to use, or a group id associated with a file permission. On Unix systems, this would be the \"effective\" group id in a group or process context, and the group permissions in a file context. On BSD-derived Unix systems, multiple UserId elements of this type would be used to include all the group ids on the \"group list\"."
},
{
"rank": "6",
"keyword": "other-privs",
"description": "Not used in a user, group, or process context, only used in the file context. The file permissions assigned to users who do not match either the user or group permissions on the file. On Unix systems, this would be the \"world\" permissions."
}
]
},
"tty": {
"name": "tty",
"multiplicity": "Optional",
"type": "STRING",
"description": "The tty the user is using."
}
},
"class_description": "The UserId class provides specific information about a user. More than one UserId can be used within the User class to indicate attempts to transition from one user to another, or to provide complete information about a user's (or process') privileges. "
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the user; see Section 3.2.9."
},
"category": {
"name": "category",
"multiplicity": "Optional",
"type": "ENUM",
"description": "The type of user represented. The permitted values for this attribute are shown below. The default value is \"unknown\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "User type unknown"
},
{
"rank": "1",
"keyword": "application",
"description": "An application user"
},
{
"rank": "2",
"keyword": "os-device",
"description": "An operating system or device user"
}
]
}
},
"class_description": "The User class is used to describe users. It is primarily used as a \"container\" class for the UserId aggregate class, as shown in Figure 16. "
},
"Process": {
"name": "Process",
"multiplicity": "0..1",
"type": "Process",
"description": "Information about the process that appears to be causing the event(s).",
"aggregates": {
"name": {
"name": "name",
"multiplicity": "1",
"type": "STRING",
"description": "The name of the program being executed. This is a short name; path and argument information are provided elsewhere."
},
"pid": {
"name": "pid",
"multiplicity": "0..1",
"type": "INTEGER",
"description": "The process identifier of the process."
},
"path": {
"name": "path",
"multiplicity": "0..1",
"type": "STRING",
"description": "The full path of the program being executed."
},
"arg": {
"name": "arg",
"multiplicity": "0..*",
"type": "STRING",
"description": "A command-line argument to the program. Multiple arguments may be specified (they are assumed to have occurred in the same order they are provided) with multiple uses of arg."
},
"env": {
"name": "env",
"multiplicity": "0..*",
"type": "STRING",
"description": "An environment string associated with the process; generally of the format \"VARIABLE=value\". Multiple environment strings may be specified with multiple uses of env."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the process; see Section 3.2.9."
}
},
"class_description": "The Process class is used to describe processes being executed on sources, targets, and analyzers. "
},
"Service": {
"name": "Service",
"multiplicity": "0..1",
"type": "Service",
"description": "Information about the network service involved in the event(s).",
"aggregates": {
"name": {
"name": "name",
"multiplicity": "0..1",
"type": "STRING",
"description": "The name of the service. Whenever possible, the name from the IANA list of well-known ports SHOULD be used."
},
"port": {
"name": "port",
"multiplicity": "0..1",
"type": "INTEGER",
"description": "The port number being used."
},
"portlist": {
"name": "portlist",
"multiplicity": "0..1",
"type": "PORTLIST",
"description": "A list of port numbers being used; see Section 3.2.8 for formatting rules. If a portlist is given, the iana_protocol_number and iana_protocol_name MUST apply to all the elements of the list."
},
"protocol": {
"name": "protocol",
"multiplicity": "0..1",
"type": "STRING",
"description": "Additional information about the protocol being used. The intent of the protocol field is to carry additional information related to the protocol being used when the <Service> attributes iana_protocol_number or/and iana_protocol_name are filed."
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for the service; see Section 3.2.9."
},
"ip_version": {
"name": "ip_version",
"multiplicity": "Optional",
"type": "INTEGER",
"description": "The IP version number."
},
"iana_protocol_number": {
"name": "iana_protocol_number",
"multiplicity": "Optional",
"type": "INTEGER",
"description": "The IANA protocol number."
},
"iana_protocol_name": {
"name": "iana_protocol_name",
"multiplicity": "Optional",
"type": "STRING",
"description": "The IANA protocol name."
}
},
"class_description": "The Service class describes network services on sources and targets. It can identify services by name, port, and protocol. When Service occurs as an aggregate class of Source, it is understood that the service is one from which activity of interest is originating; and that the service is \"attached\" to the Node, Process, and User information also contained in Source. Likewise, when Service occurs as an aggregate class of Target, it is understood that the service is one to which activity of interest is being directed; and that the service is \"attached\" to the Node, Process, and User information also contained in Target. If Service occurs in both Source and Target, then information in both locations should be the same. If information is the same in both locations and implementers wish to carry it in only one location, they should specify it as an aggregate of the Target class. "
}
},
"attributes": {
"ident": {
"name": "ident",
"multiplicity": "Optional",
"type": null,
"description": "A unique identifier for this source; see Section 3.2.9."
},
"spoofed": {
"name": "spoofed",
"multiplicity": "Optional",
"type": "ENUM",
"description": "An indication of whether the source is, as far as the analyzer can determine, a spoofed address used for hiding the real origin of the attack. The permitted values for this attribute are shown below. The default value is \"unknown\". (See also Section 10.)",
"values": [
{
"rank": "0",
"keyword": "unknown",
"description": "Accuracy of source information unknown"
},
{
"rank": "1",
"keyword": "yes",
"description": "Source is believed to be a decoy"
},
{
"rank": "2",
"keyword": "no",
"description": "Source is believed to be \"real\""
}
]
},
"interface": {
"name": "interface",
"multiplicity": "Optional",
"type": null,
"description": "May be used by a network-based analyzer with multiple interfaces to indicate which interface this source was seen on."
}
},
"class_description": "The Source class contains information about the possible source(s) of the event(s) that generated an alert. An event may have more than one source (e.g., in a distributed denial-of-service attack). "
},
"Target": {
"name": "Target",
"multiplicity": "0..*",
"type": "Target",
"description": "The target(s) of the event(s) leading up to the alert.",
"aggregates": {
"Node": {
"name": "Node",
"multiplicity": "0..1",
"type": "Node",
"description": "Information about the host or device at which the event(s) (network address, network name, etc.) is being directed.",
"aggregates": {
"location": {
"name": "location",
"multiplicity": "0..1",
"type": "STRING",
"description": "The location of the equipment."
},
"name": {
"name": "name",
"multiplicity": "0..1",
"type": "STRING",
"description": "The name of the equipment. This information MUST be provided if no Address information is given."
},
"Address": {
"name": "Address",
"multiplicity": "0..*",
"type": "Address",
"description": "The network or hardware address of the equipment. Unless a name (above) is provided, at least one address must be specified.",
"aggregates": {
"address": {
"name": "address",
"multiplicity": "1",
"type": "STRING",
"description": "The address information. The format of this data is governed by the category attribute."
},
"netmask": {
"name": "netmask",