ET EXPLOIT Zyxel DSL CPE Management Interface Default Credentials (admin) (CVE-2025-0890)

Query · suricata

flow:established,to_server;
content:"admin|0d 00|1234";
target:dest_ip;
Raw source ET EXPLOIT Zyxel DSL CPE Management Interface Default Credentials (admin) (CVE-2025-0890) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp any any -> $HOME_NET 23 (
    msg:"ET EXPLOIT Zyxel DSL CPE Management Interface Default Credentials (admin) (CVE-2025-0890)";
    flow:established,to_server;
    content:"admin|0d 00|1234";
    reference:url,vulncheck.com/blog/zyxel-telnet-vulns#cve-2025-0890-default-credentials;
    reference:cve,2025-0890;
    classtype:attempted-admin;
    sid:2060090; rev:1;
    metadata:affected_product Zyxel, attack_target Networking_Equipment, created_at 2025_02_14, cve CVE_2025_0890, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, updated_at 2025_02_14;
    target:dest_ip;
)

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