ET WEB_CLIENT Possible Internet Explorer VBscript CVE-2014-6332 multiple redim preserve

Query · suricata

flow:established,to_client;
http.content_type;
content:!"text/xml";
content:!"application/xml";
file.data;
content:"preserve"; nocase;
content:"redim|20|"; nocase; fast_pattern;
pcre:"/^\s*?Preserve\s*?(?P<var1>[a-z]\w{0,254}+)\s*?\x28\s*?[^\x29]+?\x29.*?redim\s*?Preserve\s*?(?P=var1)/Rsi";
Raw source ET WEB_CLIENT Possible Internet Explorer VBscript CVE-2014-6332 multiple redim preserve · 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 WEB_CLIENT Possible Internet Explorer VBscript CVE-2014-6332 multiple redim preserve";
    flow:established,to_client;
    http.content_type;
    content:!"text/xml";
    content:!"application/xml";
    file.data;
    content:"preserve"; nocase;
    content:"redim|20|"; nocase; fast_pattern;
    pcre:"/^\s*?Preserve\s*?(?P<var1>[a-z]\w{0,254}+)\s*?\x28\s*?[^\x29]+?\x29.*?redim\s*?Preserve\s*?(?P=var1)/Rsi";
    reference:cve,2014-6332;
    classtype:attempted-user;
    sid:2019842; rev:6;
    metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2014_12_03, cve CVE_2014_6332, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, tag CISA_KEV, updated_at 2024_03_21;
)

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