ET SCAN Tomcat Web Application Manager scanning

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/manager/html"; nocase; fast_pattern;
http.header;
content:"Authorization|3a 20|Basic";
content:!"Proxy-Authorization|3a 20|Basic"; nocase;
http.user_agent;
content:"Mozilla/3.0 (compatible|3b 20|Indy Library)"; depth:38; endswith;
Raw source ET SCAN Tomcat Web Application Manager scanning · 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 -> $HOME_NET any (
    msg:"ET SCAN Tomcat Web Application Manager scanning";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/manager/html"; nocase; fast_pattern;
    http.header;
    content:"Authorization|3a 20|Basic";
    content:!"Proxy-Authorization|3a 20|Basic"; nocase;
    http.user_agent;
    content:"Mozilla/3.0 (compatible|3b 20|Indy Library)"; depth:38; endswith;
    classtype:attempted-recon;
    sid:2010019; rev:11;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2020_10_17;
)

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