ET POLICY Apache HTTP Server 2.4.49 Observed - Vulnerable to CVE-2021-41773

Query · suricata

flow:established,to_client;
http.server;
content:"Apache/2.4.49";
Raw source ET POLICY Apache HTTP Server 2.4.49 Observed - Vulnerable to CVE-2021-41773 · Suricata
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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 POLICY Apache HTTP Server 2.4.49 Observed - Vulnerable to CVE-2021-41773";
    flow:established,to_client;
    http.server;
    content:"Apache/2.4.49";
    reference:url,httpd.apache.org/security/vulnerabilities_24.html;
    reference:cve,2021-41773;
    classtype:bad-unknown;
    sid:2034126; rev:1;
    metadata:affected_product Apache_HTTP_server, attack_target Web_Server, created_at 2021_10_05, cve CVE_2021_41773, deployment Perimeter, deployment Internet, confidence High, signature_severity Informational, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_05;
)

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