GPL NETBIOS DCERPC Messenger Service buffer overflow attempt

Query · suricata

content:"|04 00|"; depth:2;
byte_test:1,>,15,2,relative;
byte_jump:4,86,little,align,relative;
byte_jump:4,8,little,align,relative;
byte_test:4,>,1024,0,little,relative;
Raw source GPL NETBIOS DCERPC Messenger Service buffer overflow attempt · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert udp $EXTERNAL_NET any -> $HOME_NET 135 (
    msg:"GPL NETBIOS DCERPC Messenger Service buffer overflow attempt";
    content:"|04 00|"; depth:2;
    byte_test:1,>,15,2,relative;
    byte_jump:4,86,little,align,relative;
    byte_jump:4,8,little,align,relative;
    byte_test:4,>,1024,0,little,relative;
    reference:bugtraq,8826;
    reference:cve,2003-0717;
    reference:nessus,11888;
    reference:nessus,11890;
    reference:url,www.microsoft.com/technet/security/bulletin/MS03-043.mspx;
    classtype:attempted-admin;
    sid:2102257; rev:10;
    metadata:created_at 2010_09_23, cve CVE_2003_0717, confidence High, signature_severity Informational, updated_at 2019_07_26;
)

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