ET WEB_SERVER Tilde in URI - potential .aspx source disclosure vulnerability

Query · suricata

flow:established,to_server;
http.method;
content:"GET"; nocase;
http.uri;
content:".aspx~"; nocase;
Raw source ET WEB_SERVER Tilde in URI - potential .aspx source disclosure vulnerability · 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 WEB_SERVER Tilde in URI - potential .aspx source disclosure vulnerability";
    flow:established,to_server;
    http.method;
    content:"GET"; nocase;
    http.uri;
    content:".aspx~"; nocase;
    reference:url,seclists.org/fulldisclosure/2009/Sep/0321.html;
    classtype:web-application-attack;
    sid:2009953; rev:15;
    metadata:created_at 2010_07_30, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_14;
)

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