alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Microsoft Word RTF pFragments Stack Buffer Overflow Attempt (CVE-2010-3333)"; flow:established,to_client; content:"|0D 0A 0D 0A D0 CF 11 E0 A1 B1 1A E1|"; content:"|5C|sp"; nocase; content:"|5C|sn"; nocase; within:80; content:"pFragments"; nocase; within:80; content:"|5C|sv"; nocase; within:80; isdataat:100,relative; content:!"|0A|"; distance:1; within:100; reference:url,labs.m86security.com/2011/07/resurrection-of-cve-2010-3333-in-the-wild/; reference:bid,44652; reference:cve,2010-3333; classtype:attempted-user; sid:2013250; rev:4; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_07_11, deployment Perimeter, confidence High, signature_severity Major, tag Web_Client_Attacks, tag CISA_KEV, updated_at 2022_06_09;)