alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (
msg:"ET WEB_SPECIFIC_APPS Possible JBoss/JMX EJBInvokerServlet RCE Using Marshalled Object";
flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/invoker/EJBInvokerServlet/"; nocase; fast_pattern;
http.content_type;
content:"invocation.MarshalledInvocation"; nocase;
reference:url,www.exploit-db.com/exploits/28713/;
classtype:web-application-attack;
sid:2017574; rev:6;
metadata:created_at 2013_10_10, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_05;
)