ET EXPLOIT Possible Linksys WRT100/110 RCE Attempt (CVE-2013-3568)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/ping.cgi"; depth:9; endswith;
http.request_body;
content:"pingstr="; depth:8; fast_pattern;
content:"|3b|"; within:25;
Raw source ET EXPLOIT Possible Linksys WRT100/110 RCE Attempt (CVE-2013-3568) · Suricata
Esc
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 Linksys WRT100/110 RCE Attempt (CVE-2013-3568)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/ping.cgi"; depth:9; endswith;
    http.request_body;
    content:"pingstr="; depth:8; fast_pattern;
    content:"|3b|"; within:25;
    reference:cve,2013-3568;
    reference:url,www.exploit-db.com/exploits/28484;
    classtype:attempted-user;
    sid:2027097; rev:5;
    metadata:attack_target IoT, created_at 2019_03_19, cve CVE_2013_3568, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2020_11_19;
)

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