alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Cisco ASA/Firepower Unauthenticated File Read (CVE-2020-3452) M3"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/+CSCO"; fast_pattern; content:"=.."; distance:0; reference:url,tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ro-path-KJuQhB86; reference:cve,2020-3452; classtype:attempted-user; sid:2030585; rev:1; metadata:affected_product Web_Server_Applications, attack_target Networking_Equipment, created_at 2020_07_23, cve CVE_2020_3452, deployment Perimeter, deployment Datacenter, deployment SSLDecrypt, confidence High, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_23;)