ET SCAN Tomcat admin-blank login credentials

Query · suricata

flow:to_server,established;
flowbits:set,ET.Tomcat.login.attempt;
http.uri;
content:"/manager/html"; nocase;
http.header;
content:"|0d 0a|Authorization|3a| Basic YWRtaW46|0d 0a|";

Rule dependencies

Feeds into

  • 1 rule read ET.Tomcat.login.attempt · view all
Raw source ET SCAN Tomcat admin-blank login credentials · Suricata
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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 admin-blank login credentials";
    flow:to_server,established;
    flowbits:set,ET.Tomcat.login.attempt;
    http.uri;
    content:"/manager/html"; nocase;
    http.header;
    content:"|0d 0a|Authorization|3a| Basic YWRtaW46|0d 0a|";
    reference:url,tomcat.apache.org;
    classtype:attempted-admin;
    sid:2009218; rev:8;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2020_04_22;
)

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