ET EXPLOIT Possible ImageMagick Malformed SVG Upload Leading to RCE

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|20|svg|20|";
content:"|28|%pipe%/"; fast_pattern;
content:"/|3b|"; distance:0; within:100;
Raw source ET EXPLOIT Possible ImageMagick Malformed SVG Upload Leading to RCE · 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 any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT Possible ImageMagick Malformed SVG Upload Leading to RCE";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"|20|svg|20|";
    content:"|28|%pipe%/"; fast_pattern;
    content:"/|3b|"; distance:0; within:100;
    classtype:attempted-admin;
    sid:2033933; rev:1;
    metadata:attack_target Server, created_at 2021_09_13, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, updated_at 2021_09_13, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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