ET WEB_SERVER Possible IIS Integer Overflow DoS (CVE-2015-1635)

Query · suricata

flow:established,to_server;
http.header;
content:"Range|3a|"; nocase;
content:"18446744073709551615"; fast_pattern; distance:0;
pcre:"/^Range\x3a[^\r\n]*?18446744073709551615/mi";
Raw source ET WEB_SERVER Possible IIS Integer Overflow DoS (CVE-2015-1635) · 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 -> $HTTP_SERVERS any (
    msg:"ET WEB_SERVER Possible IIS Integer Overflow DoS (CVE-2015-1635)";
    flow:established,to_server;
    http.header;
    content:"Range|3a|"; nocase;
    content:"18446744073709551615"; fast_pattern; distance:0;
    pcre:"/^Range\x3a[^\r\n]*?18446744073709551615/mi";
    reference:cve,2015-1635;
    classtype:web-application-attack;
    sid:2020912; rev:5;
    metadata:created_at 2015_04_15, cve CVE_2015_1635, confidence Medium, signature_severity Major, tag CISA_KEV, updated_at 2020_10_13;
)

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