ET EXPLOIT Barracuda Spam Firewall 3.3.x RCE 2006-4000 (Inbound)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/cgi-bin/preview_email.cgi?file=/mail/mlog/|7c|"; depth:44; fast_pattern;
content:"http"; distance:0;
Raw source ET EXPLOIT Barracuda Spam Firewall 3.3.x RCE 2006-4000 (Inbound) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> any any (
    msg:"ET EXPLOIT Barracuda Spam Firewall 3.3.x RCE 2006-4000 (Inbound)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/cgi-bin/preview_email.cgi?file=/mail/mlog/|7c|"; depth:44; fast_pattern;
    content:"http"; distance:0;
    reference:url,unit42.paloaltonetworks.com/mirai-variant-echobot-resurfaces-with-13-previously-unexploited-vulnerabilities/;
    reference:cve,2006-4000;
    classtype:attempted-admin;
    sid:2029173; rev:2;
    metadata:affected_product Linux, attack_target IoT, created_at 2019_12_16, cve CVE_2006_4000, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_26;
)

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