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Fix CEF processor mapping exception #17220

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merged 2 commits into from
Mar 24, 2020
Merged

Fix CEF processor mapping exception #17220

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1691b2e
Fix CEF processor mapping exception
adriansr Mar 24, 2020
6db6034
Changelog entry
adriansr Mar 24, 2020
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1 change: 1 addition & 0 deletions CHANGELOG.next.asciidoc
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Expand Up @@ -98,6 +98,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
- Fixed various Cisco FTD parsing issues. {issue}16863[16863] {pull}16889[16889]
- Fix default index pattern in IBM MQ filebeat dashboard. {pull}17146[17146]
- Fix `elasticsearch.gc` fileset to not collect _all_ logs when Elasticsearch is running in Docker. {issue}13164[13164] {issue}16583[16583] {pull}17164[17164]
- Fixed a mapping exception when ingesting CEF logs that used the spriv or dpriv extensions. {issue}17216[17216] {pull}17220[17220]

*Heartbeat*

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1 change: 1 addition & 0 deletions x-pack/filebeat/module/cef/log/test/cef.log
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@@ -1,2 +1,3 @@
CEF:0|Elastic|Vaporware|1.0.0-alpha|18|Web request|low|eventId=3457 requestMethod=POST slat=38.915 slong=-77.511 proto=TCP sourceServiceName=httpd requestContext=https://www.google.com src=6.7.8.9 spt=33876 dst=192.168.10.1 dpt=443 request=https://www.example.com/cart
CEF:0|Elastic|Vaporware|1.0.0-alpha|18|Authentication|low|eventId=123 src=6.7.8.9 spt=33876 dst=1.2.3.4 dpt=443 duser=alice suser=bob destinationTranslatedAddress=10.10.10.10 fileHash=bc8bbe52f041fd17318f08a0f73762ce oldFileHash=a9796280592f86b74b27e370662d41eb
CEF:0|Elastic|Vaporware|1.0.0-alpha|18|Authentication|low|spriv=user dpriv=root
29 changes: 29 additions & 0 deletions x-pack/filebeat/module/cef/log/test/cef.log-expected.json
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Expand Up @@ -121,5 +121,34 @@
"tags": [
"cef"
]
},
{
"cef.device.event_class_id": "18",
"cef.device.product": "Vaporware",
"cef.device.vendor": "Elastic",
"cef.device.version": "1.0.0-alpha",
"cef.extensions.destinationUserPrivileges": "root",
"cef.extensions.sourceUserPrivileges": "user",
"cef.name": "Authentication",
"cef.severity": "low",
"cef.version": "0",
"destination.user.group.name": "root",
"event.code": "18",
"event.dataset": "cef.log",
"event.module": "cef",
"event.original": "CEF:0|Elastic|Vaporware|1.0.0-alpha|18|Authentication|low|spriv=user dpriv=root",
"event.severity": 0,
"fileset.name": "log",
"input.type": "log",
"log.offset": 531,
"message": "Authentication",
"observer.product": "Vaporware",
"observer.vendor": "Elastic",
"observer.version": "1.0.0-alpha",
"service.type": "cef",
"source.user.group.name": "user",
"tags": [
"cef"
]
}
]
4 changes: 2 additions & 2 deletions x-pack/filebeat/processors/decode_cef/keys.ecs.go
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Expand Up @@ -45,7 +45,7 @@ var ecsExtensionMapping = map[string]mappedField{
"destinationTranslatedPort": {Target: "destination.nat.port"},
"destinationUserId": {Target: "destination.user.id"},
"destinationUserName": {Target: "destination.user.name"},
"destinationUserPrivileges": {Target: "destination.user.group"},
"destinationUserPrivileges": {Target: "destination.user.group.name"},
"deviceAction": {Target: "event.action"},
"deviceAddress": {Target: "observer.ip"},
"deviceDirection": {
Expand Down Expand Up @@ -108,7 +108,7 @@ var ecsExtensionMapping = map[string]mappedField{
"sourceTranslatedPort": {Target: "source.nat.port"},
"sourceUserId": {Target: "source.user.id"},
"sourceUserName": {Target: "source.user.name"},
"sourceUserPrivileges": {Target: "source.user.group"},
"sourceUserPrivileges": {Target: "source.user.group.name"},
"startTime": {Target: "event.start"},
"transportProtocol": {
Target: "network.transport",
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