ET WEB_SPECIFIC_APPS F5 BIG-IP Authenticated Code Execution via .rpmspec Injection (CVE-2022-41800)

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET WEB_SPECIFIC_APPS F5 BIG-IP Authenticated Code Execution via .rpmspec Injection (CVE-2022-41800)";
    flow:established,to_server;
    http.uri;
    content:"/mgmt/shared/iapp/rpm-spec-creator"; fast_pattern;
    http.request_body; strip_whitespace;
    content:"|22|specFileData|22|";
    content:"|22|description|22 3a 22|";
    pcre:"/^[^\x22]*?[^\x22]*?(?:[\x3b\x24\x26\x60\x7c]|\x25(?:25)?(?:3[bB]|2[46]|60|7[cC]))/R";
    reference:url,www.rapid7.com/blog/post/2022/11/16/cve-2022-41622-and-cve-2022-41800-fixed-f5-big-ip-and-icontrol-rest-vulnerabilities-and-exposures/;
    reference:cve,2022-41800;
    classtype:web-application-attack;
    sid:2071403; rev:1;
    metadata:affected_product F5, attack_target Server, tls_state TLSDecrypt, created_at 2026_08_06, cve CVE_2022_41800, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2026_08_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
    target:dest_ip;
)