ET EXPLOIT Possible CVE-2016-1287 Invalid Fragment Size Inbound 2

Query · suricata

flow:to_server;
content:"|84 20|"; depth:2; offset:16;
byte_test:2,<,9,12,relative;
Raw source ET EXPLOIT Possible CVE-2016-1287 Invalid Fragment Size Inbound 2 · 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 udp $EXTERNAL_NET any -> $HOME_NET 500 (
    msg:"ET EXPLOIT Possible CVE-2016-1287 Invalid Fragment Size Inbound 2";
    flow:to_server;
    content:"|84 20|"; depth:2; offset:16;
    byte_test:2,<,9,12,relative;
    reference:url,blog.exodusintel.com/2016/02/10/firewall-hacking;
    classtype:trojan-activity;
    sid:2022515; rev:2;
    metadata:created_at 2016_02_12, cve CVE_2016_1287, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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