Rule History

alert tcp $EXTERNAL_NET any -> $HOME_NET 5060 (msg:"ET DOS Possible Cisco ASA 5500 Series Adaptive Security Appliance Remote SIP Inspection Device Reload Denial of Service Attempt"; flow:established,to_server; content:"REGISTER"; depth:8; nocase; isdataat:400,relative; pcre:"/REGISTER.{400}/smi"; reference:url,tools.cisco.com/security/center/viewAlert.x?alertId=19915; reference:cve,2010-0569; classtype:attempted-dos; sid:2010817; rev:3; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, updated_at 2019_07_26;)