x-pack/filebeat/module/sophos/xg: fix kv field separation and add support for timestamped log line

CHANGELOG.next.asciidoc

@@ -87,6 +87,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
 
 - aws-s3: Stop trying to increase SQS message visibility after ReceiptHandleIsInvalid errors. {pull}29480[29480]
 - Fix handling of IPv6 addresses in netflow flow events. {issue}19210[19210] {pull}29383[29383]
+- Fix `sophos` KV splitting and syslog header handling {issue}24237[24237] {pull}29331[29331]
 - Undo deletion of endpoint config from cloudtrail fileset in {pull}29415[29415]. {pull}29450[29450]
 
 *Heartbeat*

NOTICE.txt

@@ -1,5 +1,5 @@
 Elastic Beats
-Copyright 2014-2021 Elasticsearch BV
+Copyright 2014-2022 Elasticsearch BV
 
 This product includes software developed by The Apache Software 
 Foundation (http://www.apache.org/).

filebeat/docs/fields.asciidoc

@@ -143278,6 +143278,16 @@ type: keyword
 The related XSS caught by the WAF
 
 
+type: keyword
+
+--
+
+*`sophos.xg.ether_type`*::
++
+--
+The ethernet frame type
+
+
 type: keyword
 
 --

x-pack/filebeat/module/cisco/asa/test/additional_messages.log-expected.json

@@ -181,12 +181,12 @@
         "event.code": 609002,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T17:51:17.000-02:00",
+        "event.end": "2022-05-05T17:51:17.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%FTD-7-609002: Teardown local-host net:192.168.2.2 duration 0:00:00",
         "event.severity": 7,
-        "event.start": "2021-05-05T19:51:17.000Z",
+        "event.start": "2022-05-05T19:51:17.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -701,12 +701,12 @@
         "event.code": 609002,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T18:24:31.000-02:00",
+        "event.end": "2022-05-05T18:24:31.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-7-609002: Teardown local-host identity:10.10.10.10 duration 0:00:00",
         "event.severity": 7,
-        "event.start": "2021-05-05T20:24:31.000Z",
+        "event.start": "2022-05-05T20:24:31.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -849,13 +849,13 @@
         "event.code": 302014,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T18:29:32.000-02:00",
+        "event.end": "2022-05-05T18:29:32.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-6-302014: Teardown TCP connection 2960892904 for out111:10.10.10.10/443 to fw111:192.168.2.2/55225 duration 0:00:00 bytes 0 TCP Reset-I",
         "event.reason": "TCP Reset-I",
         "event.severity": 6,
-        "event.start": "2021-05-05T20:29:32.000Z",
+        "event.start": "2022-05-05T20:29:32.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -966,12 +966,12 @@
         "event.code": 305012,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T18:29:32.000-02:00",
+        "event.end": "2022-05-05T18:29:32.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-6-305012: Teardown dynamic UDP translation from fw111:10.10.10.10/54230 to out111:192.168.2.2/54230 duration 0:00:00",
         "event.severity": 6,
-        "event.start": "2021-05-05T20:29:32.000Z",
+        "event.start": "2022-05-05T20:29:32.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -1175,12 +1175,12 @@
         "event.code": 302016,
         "event.dataset": "cisco.asa",
         "event.duration": 124000000000,
-        "event.end": "2021-05-05T18:40:50.000-02:00",
+        "event.end": "2022-05-05T18:40:50.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-2-302016: Teardown UDP connection 1671727 for intfacename:10.10.10.10/161 to net:192.186.2.2/53356 duration 0:02:04 bytes 64585",
         "event.severity": 2,
-        "event.start": "2021-05-05T20:38:46.000Z",
+        "event.start": "2022-05-05T20:38:46.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -1812,13 +1812,13 @@
         "event.code": 302023,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T19:02:58.000-02:00",
+        "event.end": "2022-05-05T19:02:58.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-6-302023: Teardown stub TCP connection for fw111:10.10.10.10/39210 to net:192.168.2.2/10051 duration 0:00:00 forwarded bytes 0 Cluster flow with CLU closed on owner",
         "event.reason": "Cluster flow with CLU closed on owner",
         "event.severity": 6,
-        "event.start": "2021-05-05T21:02:58.000Z",
+        "event.start": "2022-05-05T21:02:58.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "info"
@@ -1868,13 +1868,13 @@
         "event.code": 302023,
         "event.dataset": "cisco.asa",
         "event.duration": 0,
-        "event.end": "2021-05-05T19:02:58.000-02:00",
+        "event.end": "2022-05-05T19:02:58.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-6-302023: Teardown stub TCP connection for net:10.10.10.10/10051 to unknown:192.168.2.2/39222 duration 0:00:00 forwarded bytes 0 Forwarding or redirect flow removed to create director or backup flow",
         "event.reason": "Forwarding or redirect flow removed to create director or backup flow",
         "event.severity": 6,
-        "event.start": "2021-05-05T21:02:58.000Z",
+        "event.start": "2022-05-05T21:02:58.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "info"
@@ -2687,13 +2687,13 @@
         "event.code": 302304,
         "event.dataset": "cisco.asa",
         "event.duration": 3602000000000,
-        "event.end": "2021-04-27T04:12:23.000-02:00",
+        "event.end": "2022-04-27T04:12:23.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-6-302304: Teardown TCP state-bypass connection 2751765169 from server.deflan:81.2.69.143/54242 to server.deflan:67.43.156.12/9101 duration 1:00:02 bytes 245 Connection timeout",
         "event.reason": "Connection timeout",
         "event.severity": 6,
-        "event.start": "2021-04-27T05:12:21.000Z",
+        "event.start": "2022-04-27T05:12:21.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "connection",
@@ -3228,13 +3228,13 @@
         "event.code": 113019,
         "event.dataset": "cisco.asa",
         "event.duration": 1936000000000,
-        "event.end": "2021-04-27T02:03:03.000-02:00",
+        "event.end": "2022-04-27T02:03:03.000-02:00",
         "event.kind": "event",
         "event.module": "cisco",
         "event.original": "%ASA-4-113019: Group = 81.2.69.143, Username = 81.2.69.143, IP = 81.2.69.143, Session disconnected. Session Type: LAN-to-LAN, Duration: 0h:32m:16s, Bytes xmt: 297103, Bytes rcv: 1216163, Reason: User Requested",
         "event.reason": "User Requested",
         "event.severity": 4,
-        "event.start": "2021-04-27T03:30:47.000Z",
+        "event.start": "2022-04-27T03:30:47.000Z",
         "event.timezone": "-02:00",
         "event.type": [
             "info"