ET EXPLOIT Nagios XI <= 5.6.5 Privesc (CVE-2019-15949)

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT Nagios XI <= 5.6.5 Privesc (CVE-2019-15949)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"name=";
    pcre:"/^[\s\x22\x27]*upload\b/Ri";
    content:"name="; distance:0;
    pcre:"/^[\s\x22\x27]*uploadedfile\b/Ri";
    content:"filename="; distance:0;
    pcre:"/^[\s\x22\x27]*check_ping\b/Ri";
    content:"check_ping"; nocase; fast_pattern;
    reference:url,github.com/jakgibb/nagiosxi-root-rce-exploit/blob/master/exploit.php;
    reference:cve,2019-15949;
    classtype:attempted-admin;
    sid:2034535; rev:1;
    metadata:attack_target Server, created_at 2021_11_23, cve CVE_2019_15949, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2021_11_23, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)