ET WEB_SPECIFIC_APPS D-Link SSDP ST Header Command Injection Attempt (CVE-2025-10629, CVE-2026-3485)

Query · suricata

flow:established,to_server;
content:"M-SEARCH "; depth:9; fast_pattern;
content:"ST|3a|"; distance:0;
pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R";
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS D-Link SSDP ST Header Command Injection Attempt (CVE-2025-10629, CVE-2026-3485) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert udp any any -> $HOME_NET 1900 (
    msg:"ET WEB_SPECIFIC_APPS D-Link SSDP ST Header Command Injection Attempt (CVE-2025-10629, CVE-2026-3485)";
    flow:established,to_server;
    content:"M-SEARCH "; depth:9; fast_pattern;
    content:"ST|3a|"; distance:0;
    pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R";
    reference:url,github.com/i-Corner/cve/issues/30;
    reference:cve,2025-10629;
    reference:cve,2026-3485;
    classtype:attempted-admin;
    sid:2064797; rev:1;
    metadata:affected_product D_Link, attack_target Networking_Equipment, tls_state plaintext, created_at 2025_09_18, cve CVE_2025_10629, deployment Perimeter, deployment Internal, performance_impact Moderate, confidence High, signature_severity Major, tag Exploit, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_09_18, 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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