ET WEB_SPECIFIC_APPS LG Simple Editor Rename Malicious BMP to JSP Attempt (CVE-2023-40498)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/simpleeditor/fileSystem/makeDetailContent.do"; fast_pattern;
http.request_body;
content:"|7b 22|command|22 3a 22|cp|22 2c 22|option|22 3a 22|-f|22 2c 22|srcPath|22 3a 22|";
content:".bmp|22 2c 22|destPath|22 3a 22|"; distance:0; within:100;
content:".jsp|22 7d|"; distance:0; within:50;
target:dest_ip;
Raw source ET WEB_SPECIFIC_APPS LG Simple Editor Rename Malicious BMP to JSP Attempt (CVE-2023-40498) · 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 LG Simple Editor Rename Malicious BMP to JSP Attempt (CVE-2023-40498)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/simpleeditor/fileSystem/makeDetailContent.do"; fast_pattern;
    http.request_body;
    content:"|7b 22|command|22 3a 22|cp|22 2c 22|option|22 3a 22|-f|22 2c 22|srcPath|22 3a 22|";
    content:".bmp|22 2c 22|destPath|22 3a 22|"; distance:0; within:100;
    content:".jsp|22 7d|"; distance:0; within:50;
    reference:url,attackerkb.com/topics/qB3G1ymgSh/cve-2023-40498;
    reference:cve,2023-40498;
    classtype:attempted-admin;
    sid:2049213; rev:2;
    metadata:attack_target Web_Server, created_at 2023_11_15, cve CVE_2023_40498, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_11_16, reviewed_at 2024_10_02;
    target:dest_ip;
)

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