ET EXPLOIT Possible 2015-7547 PoC Server Response

Query · suricata

flow:from_server;
content:"|83 80 00 01 00 00 00 00 00 00|"; offset:2; depth:10;
isdataat:2049;
pcre:"/^(?:.[a-z0-9-]{2,}){2,}\x00\x00(?:\x01|\x1c)/Ri";
Raw source ET EXPLOIT Possible 2015-7547 PoC Server Response · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert udp any 53 -> $HOME_NET any (
    msg:"ET EXPLOIT Possible 2015-7547 PoC Server Response";
    flow:from_server;
    content:"|83 80 00 01 00 00 00 00 00 00|"; offset:2; depth:10;
    isdataat:2049;
    pcre:"/^(?:.[a-z0-9-]{2,}){2,}\x00\x00(?:\x01|\x1c)/Ri";
    reference:cve,2015-7547;
    classtype:attempted-user;
    sid:2022542; rev:1;
    metadata:created_at 2016_02_18, cve CVE_2015_7547, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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