ET WEB_CLIENT Mozilla Firefox nsTreeSelection Element invalidateSelection Remote Code Execution Attempt

Query · suricata

flow:established,to_client;
content:"document.getElementById(|27|treeset|27|)"; nocase;
content:"view.selection"; nocase; distance:0;
content:"invalidateRange"; nocase; distance:0;
Raw source ET WEB_CLIENT Mozilla Firefox nsTreeSelection Element invalidateSelection Remote Code Execution Attempt · 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 http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_CLIENT Mozilla Firefox nsTreeSelection Element invalidateSelection Remote Code Execution Attempt";
    flow:established,to_client;
    content:"document.getElementById(|27|treeset|27|)"; nocase;
    content:"view.selection"; nocase; distance:0;
    content:"invalidateRange"; nocase; distance:0;
    reference:bid,41853;
    reference:cve,2010-2753;
    classtype:attempted-user;
    sid:2013144; rev:2;
    metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_06_30, cve CVE_2010_2753, 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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