ET EXPLOIT Cisco IP Phones Web Server Vulnerability (CVE-2020-3161)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/deviceconfig/setActivationCode?params="; nocase; fast_pattern;
isdataat:150,relative;
Raw source ET EXPLOIT Cisco IP Phones Web Server Vulnerability (CVE-2020-3161) · Suricata
Esc
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 EXPLOIT Cisco IP Phones Web Server Vulnerability (CVE-2020-3161)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/deviceconfig/setActivationCode?params="; nocase; fast_pattern;
    isdataat:150,relative;
    reference:url,github.com/tenable/poc/blob/master/cisco/ip_phone/cve_2020_3161.txt;
    reference:cve,2020-3161;
    classtype:attempted-admin;
    sid:2034277; rev:1;
    metadata:attack_target Server, created_at 2021_10_28, cve CVE_2020_3161, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2021_10_28, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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