ET ATTACK_RESPONSE Output of id command from HTTP server

Query · suricata

flow:established;
content:"uid=";
pcre:"/^\d+[^\r\n\s]+/R";
content:" gid="; within:5;
pcre:"/^\d+[^\r\n\s]+/R";
content:" groups="; within:8;
Raw source ET ATTACK_RESPONSE Output of id command from HTTP server · 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 tcp $HTTP_SERVERS any -> $EXTERNAL_NET any (
    msg:"ET ATTACK_RESPONSE Output of id command from HTTP server";
    flow:established;
    content:"uid=";
    pcre:"/^\d+[^\r\n\s]+/R";
    content:" gid="; within:5;
    pcre:"/^\d+[^\r\n\s]+/R";
    content:" groups="; within:8;
    classtype:bad-unknown;
    sid:2019284; rev:3;
    metadata:created_at 2014_09_26, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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