Rule History

alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET ACTIVEX Possible Microsoft WMI Administration Tools WEBSingleView.ocx ActiveX Buffer Overflow Attempt Function Call"; flow:to_client,established; content:"ActiveXObject"; nocase; content:"WBEM.SingleViewCtrl.1"; nocase; distance:0; pcre:"/WBEM\x2ESingleViewCtrl\x2E1.+(AddContextRef|ReleaseContext)/smi"; reference:url,xcon.xfocus.net/XCon2010_ChenXie_EN.pdf; reference:url,wooyun.org/bug.php?action=view&id=1006; classtype:attempted-user; sid:2012157; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2011_01_06, deployment Perimeter, confidence Low, signature_severity Major, tag ActiveX, updated_at 2019_07_26;)