ET EXPLOIT Possible EXPLODINGCAN IIS5.0/6.0 Exploit Attempt

Query · suricata

flow:to_server,established;
urilen:1;
http.method;
content:"PROPFIND";
http.header;
content:"Content-Length|3a 20|0|0d 0a|Host|3a 20|"; depth:25;
content:"|0d 0a|If|3a 20|<http"; fast_pattern;
Raw source ET EXPLOIT Possible EXPLODINGCAN IIS5.0/6.0 Exploit Attempt · 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 EXPLOIT Possible EXPLODINGCAN IIS5.0/6.0 Exploit Attempt";
    flow:to_server,established;
    urilen:1;
    http.method;
    content:"PROPFIND";
    http.header;
    content:"Content-Length|3a 20|0|0d 0a|Host|3a 20|"; depth:25;
    content:"|0d 0a|If|3a 20|<http"; fast_pattern;
    classtype:trojan-activity;
    sid:2024222; rev:3;
    metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2017_04_18, deployment Perimeter, confidence Medium, signature_severity Critical, tag possible_exploitation, updated_at 2020_08_05;
)

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