alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (
msg:"ET WEB_SPECIFIC_APPS ClaSS export.php ftype parameter Information Disclosure";
flow:to_server,established;
http.method;
content:"GET";
http.uri;
content:"/scripts/export.php?"; nocase; fast_pattern;
content:"ftype="; nocase; distance:0;
pcre:"/(\.\.\/){1,}/";
reference:url,secunia.com/advisories/33222;
reference:bugtraq,32929;
classtype:web-application-attack;
sid:2009009; rev:8;
metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_02, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1082, mitre_technique_name System_Information_Discovery;
)