ET WEB_CLIENT Adobe Reader and Acrobat U3D File Invalid Array Index Remote Code Execution Attempt

Query · suricata

flow:established,to_client;
content:"/U3D/Length 172";
pcre:"/<<[^>]*\x2FU3D\x2FLength\x20172[0-5][0-9]{2}/sm";
Raw source ET WEB_CLIENT Adobe Reader and Acrobat U3D File Invalid Array Index Remote Code Execution Attempt · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (
    msg:"ET WEB_CLIENT Adobe Reader and Acrobat U3D File Invalid Array Index Remote Code Execution Attempt";
    flow:established,to_client;
    content:"/U3D/Length 172";
    pcre:"/<<[^>]*\x2FU3D\x2FLength\x20172[0-5][0-9]{2}/sm";
    reference:url,labs.idefense.com/intelligence/vulnerabilities/display.php?id=827;
    reference:url,www.adobe.com/support/security/bulletins/apsb09-15.html;
    reference:bid,36638;
    reference:cve,2009-2990;
    classtype:attempted-user;
    sid:2012179; rev:6;
    metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_01_15, cve CVE_2009_2990, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2019_07_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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