ET WEB_SPECIFIC_APPS Nette Command Injection Attempt Inbound (CVE-2020-15227)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"nette";
content:"?callback=shell_exec"; distance:0; fast_pattern;
Raw source ET WEB_SPECIFIC_APPS Nette Command Injection Attempt Inbound (CVE-2020-15227) · 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 any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET WEB_SPECIFIC_APPS Nette Command Injection Attempt Inbound (CVE-2020-15227)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"nette";
    content:"?callback=shell_exec"; distance:0; fast_pattern;
    reference:url,github.com/hu4wufu/CVE-2020-15227/blob/master/exploit-CVE-2020-15227.py;
    reference:cve,2020-15227;
    classtype:attempted-admin;
    sid:2031222; rev:1;
    metadata:attack_target Server, created_at 2020_11_19, cve CVE_2020_15227, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_19, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1210, mitre_technique_name Exploitation_Of_Remote_Services;
)

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