ET EXPLOIT Cisco Data Center Network Manager Information Disclosure Inbound

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT Cisco Data Center Network Manager Information Disclosure Inbound";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"?action=displayServerInfos";
    http.header;
    content:"|20|YWRtaW46bmJ2XzEyMzQ1|0d|"; fast_pattern;
    reference:url,www.exploit-db.com/exploits/48019;
    classtype:attempted-admin;
    sid:2033410; rev:1;
    metadata:created_at 2021_07_24, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_07_24, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1082, mitre_technique_name System_Information_Discovery;
)