ET WEB_SPECIFIC_APPS Jetty WEB-INF Information Leak Successful Exploitation (CVE-2021-34429)

Query · suricata

flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"<web-app>"; fast_pattern;
flowbits:isset,ET.2021.34429.attempt;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET WEB_SPECIFIC_APPS Jetty WEB-INF Information Leak Successful Exploitation (CVE-2021-34429) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http [$HOME_NET,$HTTP_SERVERS] any -> any any (
    msg:"ET WEB_SPECIFIC_APPS Jetty WEB-INF Information Leak Successful Exploitation (CVE-2021-34429)";
    flow:established,from_server;
    http.stat_code;
    content:"200";
    file.data;
    content:"<web-app>"; fast_pattern;
    flowbits:isset,ET.2021.34429.attempt;
    reference:cve,2021-34429;
    classtype:attempted-admin;
    sid:2033461; rev:1;
    metadata:created_at 2021_07_27, cve CVE_2021_34429, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_07_27;
)

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