websocket: adds check for data frame

Ticket: 7051
inashivb · Jun 7, 2024 · b7bb81a · b7bb81a
1 parent 5856e16
commit b7bb81a
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/tests/websocket/test.rules b/tests/websocket/test.rules
@@ -1,5 +1,6 @@
 alert websocket any any -> any any (msg:"header frame"; flow:established,to_server; frame:websocket.header; content:"|81 88|"; sid:1;)
-alert websocket any any -> any any (msg:"pdu frame"; flow:established,to_client; frame:websocket.pdu; content:"|81 15|version,hybi-draft-13"; sid:2;)
+alert websocket any any -> any any (msg:"pdu frame"; flow:established,to_client; frame:websocket.pdu; content:"|81 15|version,hybi-draft-13"; startswith; endswith; sid:2;)
+alert websocket any any -> any any (msg:"data frame"; flow:established,to_client; frame:websocket.data; content:"version,hybi-draft-13"; startswith; endswith; sid:21;)
 alert websocket any any -> any any (msg:"ws opcode"; flow:established,to_client; websocket.opcode:text; sid:3;)
 alert websocket any any -> any any (msg:"ws mask"; flow:established,to_server; websocket.mask:>0; sid:4;)
 alert websocket any any -> any any (msg:"ws fin"; flow:established,to_server; websocket.flags:fin; sid:5;)

diff --git a/tests/websocket/test.yaml b/tests/websocket/test.yaml
@@ -16,6 +16,11 @@ checks:
     match:
       event_type: alert
       alert.signature_id: 2
+- filter:
+    count: 1
+    match:
+      event_type: alert
+      alert.signature_id: 21
 - filter:
     count: 1
     match: