ET WEB_SPECIFIC_APPS Totolink cstecgi.cgi setUssd ussd Parameter Command Injection Attempt (CVE-2024-53333)

Query · suricata

flow:established,to_server;
http.uri; bsize:12;
content:"/cstecgi.cgi";
http.request_body;
content:"|22|setUssd|22|"; fast_pattern;
content:"|22|ussd|22 3a|";
pcre:"/^[^,}$]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24)|(?:\x26{2}|%26%26))+/R";
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS Totolink cstecgi.cgi setUssd ussd Parameter Command Injection Attempt (CVE-2024-53333) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http any any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Totolink cstecgi.cgi setUssd ussd Parameter Command Injection Attempt (CVE-2024-53333)";
    flow:established,to_server;
    http.uri; bsize:12;
    content:"/cstecgi.cgi";
    http.request_body;
    content:"|22|setUssd|22|"; fast_pattern;
    content:"|22|ussd|22 3a|";
    pcre:"/^[^,}$]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24)|(?:\x26{2}|%26%26))+/R";
    reference:url,github.com/luckysmallbird/Totolink-EX200-Vulnerability-1;
    reference:cve,2025-53333;
    reference:cve,2024-53333;
    classtype:attempted-admin;
    sid:2063551; rev:1;
    metadata:affected_product TOTOLINK, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_07_17, cve CVE_2024_53333, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_07_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)

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