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o [NSE] Added support for edns-client-subnet requests to the DNS library and

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the script dns-client-subnet-scan that scans for addresses resolved from
  different subnets. [John Bond]
This commit is contained in:
patrik
2012-02-19 13:22:20 +00:00
parent 9e07741dba
commit 80e998b91f
3 changed files with 397 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
nselib/dns.lua
View File

@@ -244,6 +244,11 @@ end
-- * <code>multiple</code>: If true, expects multiple hosts to respond to multicast request -- * <code>multiple</code>: If true, expects multiple hosts to respond to multicast request
-- * <code>flags</code>: numeric value to set flags in the DNS query to a specific value -- * <code>flags</code>: numeric value to set flags in the DNS query to a specific value
-- * <code>id</code>: numeric value to use for the DNS transaction id -- * <code>id</code>: numeric value to use for the DNS transaction id
-- * <code>nsid</code>: If true, queries the server for the nameserver identifier (RFC 5001)
-- * <code>subnet</code>: table, if set perform a edns-client-subnet lookup. The table should contain the fields:
-- <code>family</code> - string can be either inet or inet6
-- <code>address</code> - string containing the originating subnet IP address
-- <code>mask</code> - number containing the number of subnet bits
-- @return <code>true</code> if a dns response was received and contained an answer of the requested type, -- @return <code>true</code> if a dns response was received and contained an answer of the requested type,
-- or the decoded dns response was requested (retPkt) and is being returned - or <code>false</code> otherwise. -- or the decoded dns response was requested (retPkt) and is being returned - or <code>false</code> otherwise.
-- @return String answer of the requested type, table of answers or a String error message of one of the following: -- @return String answer of the requested type, table of answers or a String error message of one of the following:
@@ -284,15 +289,21 @@ function query(dname, options)
addQuestion(pkt, dname, dtype, class) addQuestion(pkt, dname, dtype, class)
if options.norecurse then pkt.flags.RD = false end if options.norecurse then pkt.flags.RD = false end
if ( options.dnssec ) then local dnssec = {}
if ( options.nsid ) then if ( options.dnssec ) then
addNSID(pkt, {DO = true}) dnssec = { DO = true }
else end
addOPT(pkt, {DO = true})
end if ( options.nsid ) then
elseif ( options.nsid ) then addNSID(pkt, dnssec)
addNSID(pkt, {}) elseif ( options.subnet ) then
end local family = { ["inet"] = 1, ["inet6"] = 2 }
assert( family[options.subnet.family], "Unsupported subnet family")
options.subnet.family = family[options.subnet.family]
addClientSubnet(pkt, dnssec, options.subnet )
elseif ( dnssec.DO ) then
addOPT(pkt, {DO = true})
end
if ( options.flags ) then pkt.flags.raw = options.flags end if ( options.flags ) then pkt.flags.raw = options.flags end
if ( options.id ) then pkt.id = options.id end if ( options.id ) then pkt.id = options.id end
@@ -1296,11 +1307,34 @@ local function encodeOPT_Z(flags)
return table.concat(bits) return table.concat(bits)
end end
---
-- Adds an client-subnet paylod to the OPT packet
-- implementing http://tools.ietf.org/html/draft-vandergaast-edns-client-subnet-00
-- @param pkt Table representing DNS packet.
-- @param Z Table of Z flags. Only DO is supported.
-- @param client_subnet table containing the following fields
-- <code>family</code> - 1 IPv4, 2 - IPv6
-- <code>mask</code> - byte containing the length of the subnet mask
-- <code>address</code> - string containing the IP address
function addClientSubnet(pkt,Z,subnet)
local udp_payload_size = 4096
local code = 20730 -- temporary option-code http://comments.gmane.org/gmane.ietf.dnsext/19776
local scope_mask = 0 -- In requests, it MUST be set to 0 see draft
local data = bin.pack(">SCCA",subnet.family or 1,subnet.mask,scope_mask,ipOps.ip_to_str(subnet.address))
local opt = bin.pack(">SS",code, #data) .. data
addOPT(pkt,Z,opt)
end
---
-- Adds an NSID paylod to the OPT packet
-- @param pkt Table representing DNS packet.
-- @param Z Table of Z flags. Only DO is supported.
function addNSID (pkt,Z) function addNSID (pkt,Z)
local udp_payload_size = 4096 local udp_payload_size = 4096
local opt = bin.pack(">SS",3, 0) -- nsid data local opt = bin.pack(">SS",3, 0) -- nsid data
addOPT(pkt,Z,opt) addOPT(pkt,Z,opt)
end end
--- ---
-- Adds an OPT RR to a DNS packet's additional section. Only the table of Z -- Adds an OPT RR to a DNS packet's additional section. Only the table of Z
-- flags is supported (i.e., not RDATA). See RFC 2671 section 4.3. -- flags is supported (i.e., not RDATA). See RFC 2671 section 4.3.

353
scripts/dns-client-subnet-scan.nse Normal file
View File

@@ -0,0 +1,353 @@
description = [[
Performs a domain lookup using the edns-client-subnet [1] option that adds
support for adding subnet information to the query in regards to where the
query is originating from. The script uses this option to supply a number of
geographically distributed locations in an attempt to enumerate as many
different address records as possible. The script also supports requests using
a given subnet.
[1]http://tools.ietf.org/html/draft-vandergaast-edns-client-subnet-00
]]
---
-- @usage
-- nmap -sU -p 53 --script dns-client-subnet-scan --script-args \
-- dns-client-subnet-scan.domain=www.example.com, \
-- dns-client-subnet-scan.address=192.168.0.1 \
-- [,dns-client-subnet.nameserver=8.8.8.8] \
-- [,dns-client-subnet.mask=24] <target>
-- nmap --script dns-client-subnet-scan --script-args \
-- dns-client-subnet-scan.domain=www.example.com, \
-- dns-client-subnet-scan.address=192.168.0.1 \
-- dns-client-subnet.nameserver=8.8.8.8, \
-- [,dns-client-subnet.mask=24]
--
-- @output
-- 53/udp open domain udp-response
-- | dns-client-subnet-scan:
-- | www.google.com
-- | 1.2.3.4
-- | 5.6.7.8
-- | 9.10.11.12
-- | 13.14.15.16
-- | .
-- | .
-- |_ .
---
-- @args dns-client-subnet.domain The domain to lookup eg. www.example.org
-- @args dns-client-subnet.address The client subnet address to use
-- @args dns-client-subnet.mask [optional] The number of bits to use as subnet mask (default: 24)
-- @args dns-client-subnet.nameserver [optional] nameserver to use. (default = host.ip)
--
author = "John Bond"
license = "Simplified (2-clause) BSD license--See http://nmap.org/svn/docs/licenses/BSD-simplified"
categories = {"discovery", "safe"}
require "stdnse"
require "shortport"
require "dns"
local argNS = stdnse.get_script_args(SCRIPT_NAME .. '.nameserver')
local argDomain = stdnse.get_script_args(SCRIPT_NAME .. '.domain')
local argMask = stdnse.get_script_args(SCRIPT_NAME .. '.mask') or 24
local argAddr = stdnse.get_script_args(SCRIPT_NAME .. '.address')
prerule = function()
if ( not(argDomain) or nmap.address_family() ~= "inet" ) then
return false
end
return true
end
portrule = function()
if ( nmap.address_family() ~= "inet" ) then
return false
else
return shortport.port_or_service(53, "domain", {"tcp", "udp"})
end
end
local areaIPs = {
A4 = {ip=47763456, desc="GB,A4,Bath"},
A5 = {ip=1043402336, desc="GB,A5,Biggleswade"},
A6 = {ip=1364222182, desc="FR,A6,Ch<43>vremont"},
A7 = {ip=35357952, desc="GB,A7,Birmingham"},
A8 = {ip=1050694009, desc="FR,A8,Romainville"},
A9 = {ip=534257152, desc="FR,A9,Montpellier"},
AB = {ip=2156920832, desc="CA,AB,Edmonton"},
AK = {ip=202125312, desc="US,AK,Anchorage"},
B1 = {ip=1041724648, desc="FR,B1,Robert"},
B2 = {ip=35138048, desc="GB,B2,Bournemouth"},
B3 = {ip=33949696, desc="FR,B3,Toulouse"},
B4 = {ip=1050704998, desc="FR,B4,Lomme"},
B5 = {ip=35213312, desc="GB,B5,Wembley"},
B6 = {ip=773106752, desc="FR,B6,Amiens"},
B7 = {ip=35148800, desc="GB,B7,Bristol"},
B8 = {ip=786088496, desc="FR,B8,Valbonne"},
B9 = {ip=33753088, desc="FR,B9,Lyon"},
BC = {ip=201674096, desc="CA,BC,Victoria"},
C1 = {ip=522223616, desc="FR,C1,Strasbourg"},
C2 = {ip=41598976, desc="GB,C2,Halifax"},
C3 = {ip=534676272, desc="GB,C3,Cambridge"},
C5 = {ip=1043410032, desc="GB,C5,Runcorn"},
C6 = {ip=773987544, desc="GB,C6,Saltash"},
C7 = {ip=35165184, desc="GB,C7,Coventry"},
C8 = {ip=35248128, desc="GB,C8,Croydon"},
C9 = {ip=1892301824, desc="PH,C9,Iloilo"},
D1 = {ip=35414016, desc="GB,D1,Darlington"},
D2 = {ip=35164672, desc="GB,D2,Derby"},
D3 = {ip=35301376, desc="GB,D3,Chesterfield"},
D4 = {ip=1043450424, desc="GB,D4,Barnstaple"},
D5 = {ip=2036385792, desc="PH,D5,Legaspi"},
D7 = {ip=41451520, desc="GB,D7,Dudley"},
D8 = {ip=35279104, desc="GB,D8,Durham"},
D9 = {ip=460228608, desc="PH,D9,Manila"},
DC = {ip=68514448, desc="US,DC,Washington"},
E1 = {ip=1040645056, desc="GB,E1,Beverley"},
E2 = {ip=35206912, desc="GB,E2,Brighton"},
E3 = {ip=47822848, desc="GB,E3,Enfield"},
E4 = {ip=39874560, desc="GB,E4,Colchester"},
E5 = {ip=35270656, desc="GB,E5,Gateshead"},
E6 = {ip=1368606720, desc="GB,E6,Coleford"},
E7 = {ip=1051376056, desc="GB,E7,Woolwich"},
E8 = {ip=1044737528, desc="GB,E8,Hackney"},
F1 = {ip=1043451648, desc="GB,F1,Hammersmith"},
F2 = {ip=35176448, desc="GB,F2,Basingstoke"},
F4 = {ip=47998976, desc="GB,F4,Harrow"},
F5 = {ip=1040622704, desc="GB,F5,Hart"},
F6 = {ip=35230720, desc="GB,F6,Romford"},
F8 = {ip=35214848, desc="GB,F8,Watford"},
F9 = {ip=41693184, desc="GB,F9,Uxbridge"},
G1 = {ip=41437184, desc="GB,G1,Hounslow"},
G2 = {ip=35188224, desc="GB,G2,Ryde"},
G3 = {ip=41861120, desc="GB,G3,Islington"},
G4 = {ip=1040704992, desc="GB,G4,Kensington"},
G5 = {ip=41506816, desc="GB,G5,Ashford"},
G6 = {ip=786894336, desc="GB,G6,Hull"},
G8 = {ip=40112128, desc="GB,G8,Huddersfield"},
G9 = {ip=1380217968, desc="GB,G9,Knowsley"},
H1 = {ip=1044731464, desc="GB,H1,Lambeth"},
H2 = {ip=3512017264, desc="GB,H2,Earby"},
H3 = {ip=35221504, desc="GB,H3,Leeds"},
H4 = {ip=35158016, desc="GB,H4,Leicester"},
H5 = {ip=1043402716, desc="GB,H5,Loughborough"},
H6 = {ip=41732608, desc="GB,H6,Catford"},
H7 = {ip=41863168, desc="GB,H7,Lincoln"},
H8 = {ip=35294976, desc="GB,H8,Liverpool"},
H9 = {ip=35196928, desc="GB,H9,London"},
I1 = {ip=35253760, desc="GB,I1,Luton"},
I2 = {ip=35263488, desc="GB,I2,Manchester"},
I3 = {ip=47714304, desc="GB,I3,Rochester"},
I4 = {ip=1298651136, desc="GB,I4,Morden"},
I5 = {ip=1382961968, desc="GB,I5,Middlesborough"},
I8 = {ip=1371219061, desc="GB,I8,Stepney"},
I9 = {ip=35282944, desc="GB,I9,Norwich"},
IA = {ip=201438272, desc="US,IA,Urbandale"},
J1 = {ip=523578880, desc="GB,J1,Daventry"},
J2 = {ip=788492344, desc="GB,J2,Grimsby"},
J3 = {ip=3282790208, desc="GB,J3,Flixborough"},
J5 = {ip=41759232, desc="GB,J5,Wallsend"},
J6 = {ip=1043412268, desc="GB,J6,Alnwick"},
J7 = {ip=41783296, desc="GB,J7,Harrogate"},
J8 = {ip=35160064, desc="GB,J8,Nottingham"},
J9 = {ip=47742976, desc="GB,J9,Newark"},
JA = {ip=1476096512, desc="RU,JA,Kurilsk"},
K1 = {ip=48015360, desc="GB,K1,Oldham"},
K2 = {ip=1043402360, desc="GB,K2,Kidlington"},
K3 = {ip=39956480, desc="GB,K3,Peterborough"},
K4 = {ip=41735168, desc="GB,K4,Plymouth"},
K5 = {ip=775747568, desc="GB,K5,Poole"},
K6 = {ip=774162844, desc="GB,K6,Portsmouth"},
K7 = {ip=41746432, desc="GB,K7,Reading"},
K8 = {ip=35229696, desc="GB,K8,Ilford"},
L1 = {ip=47773696, desc="GB,L1,Twickenham"},
L2 = {ip=48103424, desc="GB,L2,Rochdale"},
L3 = {ip=35304192, desc="GB,L3,Rotherham"},
L4 = {ip=1043416984, desc="GB,L4,Oakham"},
L5 = {ip=772988024, desc="GB,L5,Salford"},
L6 = {ip=35336192, desc="GB,L6,Shrewsbury"},
L7 = {ip=1043419464, desc="GB,L7,Oldbury"},
L8 = {ip=39936000, desc="GB,L8,Lytham"},
L9 = {ip=35304448, desc="GB,L9,Sheffield"},
M1 = {ip=35384320, desc="GB,M1,Slough"},
M2 = {ip=41470976, desc="GB,M2,Solihull"},
M4 = {ip=35139584, desc="GB,M4,Southampton"},
M5 = {ip=1043402176, desc="GB,M5,Southend-on-sea"},
M6 = {ip=773986248, desc="GB,M6,Hill"},
M8 = {ip=1443330688, desc="GB,M8,Camberwell"},
M9 = {ip=35322880, desc="GB,M9,Stafford"},
MB = {ip=1076550400, desc="CA,MB,Winnipeg"},
MI = {ip=201393888, desc="US,MI,Saginaw"},
N1 = {ip=1318741928, desc="GB,N1,Haydock"},
N2 = {ip=35266560, desc="GB,N2,Stockport"},
N3 = {ip=41832448, desc="GB,N3,Stockton-on-tees"},
N4 = {ip=3231559680, desc="GB,N4,Longport"},
N5 = {ip=1043424608, desc="GB,N5,Beccles"},
N6 = {ip=35276800, desc="GB,N6,Sunderland"},
N7 = {ip=41551872, desc="GB,N7,Tadworth"},
N8 = {ip=41697280, desc="GB,N8,Sutton"},
N9 = {ip=35252736, desc="GB,N9,Swindon"},
NB = {ip=2211053568, desc="CA,NB,Fredericton"},
ND = {ip=201473536, desc="US,ND,Bismarck"},
NH = {ip=201772808, desc="US,NH,Laconia"},
NJ = {ip=201352704, desc="US,NJ,Piscataway"},
NS = {ip=3226164992, desc="CA,NS,Halifax"},
NT = {ip=3332472320, desc="CA,NT,Yellowknife"},
NV = {ip=202261184, desc="US,NV,Henderson"},
O2 = {ip=40251392, desc="GB,O2,Telford"},
O3 = {ip=35230208, desc="GB,O3,Grays"},
O4 = {ip=35318784, desc="GB,O4,Torquay"},
O5 = {ip=1368498352, desc="GB,O5,Poplar"},
O6 = {ip=1546138112, desc="GB,O6,Stretford"},
O7 = {ip=35219456, desc="GB,O7,Wakefield"},
O8 = {ip=35321856, desc="GB,O8,Walsall"},
O9 = {ip=1359108248, desc="GB,O9,Walthamstow"},
ON = {ip=201620304, desc="CA,ON,Ottawa"},
P1 = {ip=1043431736, desc="GB,P1,Wandsworth"},
P2 = {ip=35260416, desc="GB,P2,Warrington"},
P3 = {ip=41766912, desc="GB,P3,Nuneaton"},
P4 = {ip=41893888, desc="GB,P4,Newbury"},
P5 = {ip=772987648, desc="GB,P5,Westminster"},
P7 = {ip=41466624, desc="GB,P7,Wigan"},
P8 = {ip=48087808, desc="GB,P8,Salisbury"},
P9 = {ip=41793536, desc="GB,P9,Maidenhead"},
Q1 = {ip=41457664, desc="GB,Q1,Wallasey"},
Q2 = {ip=1040739840, desc="GB,Q2,Wokingham"},
Q3 = {ip=35323392, desc="GB,Q3,Wolverhampton"},
Q4 = {ip=539624744, desc="GB,Q4,Redditch"},
Q5 = {ip=1043415688, desc="GB,Q5,Wetherby"},
Q6 = {ip=1043439984, desc="GB,Q6,Antrim"},
Q7 = {ip=41811456, desc="GB,Q7,Newtownards"},
Q8 = {ip=1347208672, desc="GB,Q8,Armagh"},
Q9 = {ip=1044726432, desc="GB,Q9,Connor"},
QC = {ip=2210594816, desc="CA,QC,Varennes"},
R1 = {ip=1482707288, desc="GB,R1,Ballymoney"},
R3 = {ip=47828992, desc="GB,R3,Belfast"},
R4 = {ip=1051352576, desc="GB,R4,Eden"},
R5 = {ip=1056827328, desc="GB,R5,Castlereagh"},
R6 = {ip=47895040, desc="GB,R6,Coleraine"},
R7 = {ip=3270400320, desc="GB,R7,Dunmore"},
R8 = {ip=1367996672, desc="GB,R8,Portadown"},
R9 = {ip=773985608, desc="GB,R9,Square"},
RI = {ip=67285760, desc="US,RI,Providence"},
S1 = {ip=1040409048, desc="GB,S1,Drummond"},
S2 = {ip=1353842208, desc="GB,S2,Enniskillen"},
S3 = {ip=1368133632, desc="GB,S3,Larne"},
S4 = {ip=1446384520, desc="GB,S4,Ardmore"},
S5 = {ip=1043419184, desc="GB,S5,Lisburn"},
S6 = {ip=1056826304, desc="GB,S6,Londonderry"},
S7 = {ip=1359111383, desc="GB,S7,Curran"},
S8 = {ip=1369435392, desc="GB,S8,Waterfoot"},
S9 = {ip=1043434592, desc="GB,S9,Newry"},
T1 = {ip=3242033152, desc="GB,T1,Jordanstown"},
T2 = {ip=1043402000, desc="GB,T2,Bangor"},
T3 = {ip=1043429728, desc="GB,T3,Omagh"},
T4 = {ip=1043429520, desc="GB,T4,Strabane"},
T5 = {ip=39849984, desc="GB,T5,Aberdeen"},
T6 = {ip=1043407024, desc="GB,T6,Inverurie"},
T7 = {ip=47917056, desc="GB,T7,Forfar"},
T8 = {ip=1051457600, desc="GB,T8,Sandbank"},
T9 = {ip=1043429424, desc="GB,T9,Melrose"},
TX = {ip=201673024, desc="US,TX,Mckinney"},
U1 = {ip=1043400976, desc="GB,U1,Alloa"},
U2 = {ip=1353815544, desc="GB,U2,Langholm"},
U3 = {ip=1042190336, desc="GB,U3,Dundee"},
U4 = {ip=1043428036, desc="GB,U4,Newmilns"},
U5 = {ip=1051334704, desc="GB,U5,Bishopbriggs"},
U6 = {ip=1040628912, desc="GB,U6,Musselburgh"},
U7 = {ip=1056881248, desc="GB,U7,Barrhead"},
U8 = {ip=35188736, desc="GB,U8,Edinburgh"},
U9 = {ip=1318744616, desc="GB,U9,Blackstone"},
V1 = {ip=47947776, desc="GB,V1,Kirkcaldy"},
V2 = {ip=35190784, desc="GB,V2,Glasgow"},
V4 = {ip=1043417560, desc="GB,V4,Greenock"},
V5 = {ip=3570359128, desc="GB,V5,Borthwick"},
V6 = {ip=1398983520, desc="GB,V6,Findhorn"},
V7 = {ip=1043452928, desc="GB,V7,Saltcoats"},
V8 = {ip=523564544, desc="GB,V8,Bothwell"},
V9 = {ip=1353706504, desc="GB,V9,Redland"},
VT = {ip=201355264, desc="US,VT,Brattleboro"},
W1 = {ip=1042195200, desc="GB,W1,Perth"},
W2 = {ip=1043412560, desc="GB,W2,Paisley"},
W4 = {ip=1056825616, desc="GB,W4,Dundonald"},
W5 = {ip=1040411544, desc="GB,W5,Douglas"},
W6 = {ip=41547776, desc="GB,W6,Stirling"},
W7 = {ip=1443523584, desc="GB,W7,Bearsden"},
W8 = {ip=534572928, desc="GB,W8,Cross"},
W9 = {ip=1042221056, desc="GB,W9,Livingston"},
WA = {ip=201806720, desc="US,WA,Issaquah"},
WY = {ip=135495936, desc="US,WY,Casper"},
X1 = {ip=1043425760, desc="GB,X1,Valley"},
X2 = {ip=773988152, desc="GB,X2,Victoria"},
X3 = {ip=35149824, desc="GB,X3,Bridgend"},
X4 = {ip=1043402272, desc="GB,X4,Blackwood"},
X5 = {ip=39946240, desc="GB,X5,Cardiff"},
X6 = {ip=1043435700, desc="GB,X6,Aberystwyth"},
X7 = {ip=1043408760, desc="GB,X7,Llanelli"},
X8 = {ip=1368926208, desc="GB,X8,Abergele"},
X9 = {ip=1043411032, desc="GB,X9,Rhyl"},
Y1 = {ip=1043407256, desc="GB,Y1,Holywell"},
Y2 = {ip=1043401576, desc="GB,Y2,Caernarfon"},
Y4 = {ip=1043428692, desc="GB,Y4,Cwmbran"},
Y5 = {ip=3265794544, desc="GB,Y5,Cwmafan"},
Y6 = {ip=35153920, desc="GB,Y6,Newport"},
Y7 = {ip=1353763984, desc="GB,Y7,Haverfordwest"},
Y8 = {ip=1043430344, desc="GB,Y8,Welshpool"},
Z1 = {ip=40116224, desc="GB,Z1,Swansea"},
Z2 = {ip=40189952, desc="GB,Z2,Pontypool"},
Z3 = {ip=35147776, desc="GB,Z3,Barry"},
Z4 = {ip=40321024, desc="GB,Z4,Wrexham"}
}
local get_addresses = function(address, mask, domain, nameserver)
-- translate the IP's in the areaIPs to strings, as this is what the
-- DNS library expects
if ( "number" == type(address) ) then
address = ipOps.fromdword(address)
local a, b, c, d = address:match("(%d+)%.(%d+)%.(%d+)%.(%d+)")
address = ("%d.%d.%d.%d"):format(d,c,b,a)
end
local subnet = { family = nmap.address_family(), address = address, mask = mask }
local status, resp = dns.query(domain, {host = nameserver, retAll=true, subnet=subnet})
if ( not(status) ) then
return
end
if ( "table" ~= type(resp) ) then resp = { resp } end
return resp
end
local function fail(err) return ("\n ERROR: %s"):format(err or "") end
action = function(host, port)
if ( not(argDomain) ) then
return fail(SCRIPT_NAME .. ".domain was not specified")
end
local nameserver = argNS or (host and host.ip)
-- as the nameserver argument overrides the host.ip, the prerule should
-- already have done our work, so abort
if ( argNS and host ) then
return
-- if we have no nameserver argument and no host, we dont have sufficient
-- information to continue, abort
elseif ( not(argNS) and not(host) ) then
return
end
local addrs = argAddr or areaIPs
if ( "string" == type(addrs) ) then addrs = {{ ip = addrs }} end
local lookup, result = {}, { name = argDomain }
for _,ip in pairs(addrs) do
for _, addr in ipairs( get_addresses (ip.ip, argMask, argDomain, nameserver) ) do
lookup[addr] = true
end
end
for addr in pairs(lookup) do table.insert(result, addr) end
table.sort(result)
return stdnse.format_output(true, result)
end

1
scripts/script.db
View File

@@ -57,6 +57,7 @@ Entry { filename = "dhcp-discover.nse", categories = { "discovery", "safe", } }
Entry { filename = "dns-blacklist.nse", categories = { "external", "safe", } } Entry { filename = "dns-blacklist.nse", categories = { "external", "safe", } }
Entry { filename = "dns-brute.nse", categories = { "discovery", "intrusive", } } Entry { filename = "dns-brute.nse", categories = { "discovery", "intrusive", } }
Entry { filename = "dns-cache-snoop.nse", categories = { "discovery", "intrusive", } } Entry { filename = "dns-cache-snoop.nse", categories = { "discovery", "intrusive", } }
Entry { filename = "dns-client-subnet-scan.nse", categories = { "discovery", "safe", } }
Entry { filename = "dns-fuzz.nse", categories = { "fuzzer", "intrusive", } } Entry { filename = "dns-fuzz.nse", categories = { "fuzzer", "intrusive", } }
Entry { filename = "dns-nsec-enum.nse", categories = { "discovery", "intrusive", } } Entry { filename = "dns-nsec-enum.nse", categories = { "discovery", "intrusive", } }
Entry { filename = "dns-nsid.nse", categories = { "default", "discovery", } } Entry { filename = "dns-nsid.nse", categories = { "default", "discovery", } }