alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET WEB_SPECIFIC_APPS Nagios Expand Parameter XSS Attempt";
flow:established,to_server;
http.uri;
content:"/cgi-bin/config.cgi"; nocase;
content:"type=command&expand="; nocase;
pcre:"/^.+(?:script|alert|onmouse[a-z]+|onkey[a-z]+|onload|onunload|ondragdrop|onblur|onfocus|onclick|ondblclick|onsubmit|onreset|onselect|onchange)/Ri";
reference:bid,48087;
classtype:web-application-attack;
sid:2012919; rev:3;
metadata:created_at 2011_06_02, signature_severity Major, updated_at 2020_04_20;
)