ET EXPLOIT Exim SQLite (DBM) Injection (CVE-2025-26794)

Query · suricata

flow:established,to_server;
content:"ETRN|20 23|"; startswith;
pcre:"/^[^0a]*?[\x27\x22\x3b\x2d\x5c\x2a\x2f]/R";
target:dest_ip;
Raw source ET EXPLOIT Exim SQLite (DBM) Injection (CVE-2025-26794) · 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 any -> $HOME_NET 25 (
    msg:"ET EXPLOIT Exim SQLite (DBM) Injection (CVE-2025-26794)";
    flow:established,to_server;
    content:"ETRN|20 23|"; startswith;
    pcre:"/^[^0a]*?[\x27\x22\x3b\x2d\x5c\x2a\x2f]/R";
    reference:url,github.com/OscarBataille/CVE-2025-26794;
    reference:cve,2025-26794;
    classtype:attempted-user;
    sid:2060363; rev:1;
    metadata:affected_product Exim, attack_target Server, created_at 2025_02_25, cve CVE_2025_26794, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2025_02_25, 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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