ET SCAN External to Internal UPnP Request tcp port 2555

Query · suricata

flow:established,to_server;
content:"GET "; depth:4;
content:"/upnp/"; nocase;
pcre:"/^[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{16}\//Ri";
Raw source ET SCAN External to Internal UPnP Request tcp port 2555 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET 2555 (
    msg:"ET SCAN External to Internal UPnP Request tcp port 2555";
    flow:established,to_server;
    content:"GET "; depth:4;
    content:"/upnp/"; nocase;
    pcre:"/^[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{16}\//Ri";
    reference:url,www.upnp-hacks.org/upnp.html;
    classtype:attempted-recon;
    sid:2008093; rev:6;
    metadata:created_at 2010_07_30, confidence Medium, signature_severity Informational, updated_at 2019_09_26;
)

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