alert tcp $EXTERNAL_NET any -> $HOME_NET 8028 (msg:"ET EXPLOIT Novell HttpStk Remote Code Execution Attempt /nds (linewrap)"; flow:to_server,established; content:"/nds"; depth:10; nocase; fast_pattern; content:"|0d0a|Host|3a|"; nocase; content:"|0d0a20|"; within:56; classtype:web-application-attack; sid:2003148; rev:5; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)