ET WEB_SPECIFIC_APPS Apache 2.4.0 -> 2.4.55 HTTP Smuggling Attempt M5 (CVE-2023-25690)

Query · suricata

flow:established,to_server;
http.request_body;
content:"DELETE|20 2f|"; startswith; fast_pattern;
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS Apache 2.4.0 -> 2.4.55 HTTP Smuggling Attempt M5 (CVE-2023-25690) · 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 -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET WEB_SPECIFIC_APPS Apache 2.4.0 -> 2.4.55 HTTP Smuggling Attempt M5 (CVE-2023-25690)";
    flow:established,to_server;
    http.request_body;
    content:"DELETE|20 2f|"; startswith; fast_pattern;
    reference:url,attackerkb.com/topics/0Uka1VHsPO/cve-2023-25690/rapid7-analysis;
    reference:cve,2023-25690;
    classtype:web-application-attack;
    sid:2056427; rev:1;
    metadata:affected_product Apache_HTTP_server, attack_target Server, created_at 2024_10_03, cve CVE_2023_25690, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, updated_at 2024_10_03, 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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