Rule History

alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET SMTP IBM Lotus Domino iCalendar Email Address Stack Buffer Overflow Attempt"; flow:to_server,established; content:"|0d 0a|ORGANIZER"; content:"mailto|3a|"; nocase; within:50; isdataat:2000,relative; content:!"|0a|"; within:2000; reference:url,www.exploit-db.com/exploits/15005/; reference:cve,2010-3407; classtype:attempted-user; sid:2012135; rev:3; metadata:created_at 2011_01_05, confidence High, signature_severity Major, updated_at 2019_07_26;)