alert http $EXTERNAL_NET any -> $HOME_NET 9495 (msg:"ET DOS IBM Tivoli Endpoint Buffer Overflow Attempt"; flow:established,to_server; http.request_line; content:"POST"; fast_pattern; isdataat:261; content:!"|0a|"; depth:261; reference:url,zerodayinitiative.com/advisories/ZDI-11-169/; classtype:denial-of-service; sid:2012938; rev:3; metadata:created_at 2011_06_07, confidence High, signature_severity Major, updated_at 2024_03_18;)