ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / share / nmap / scripts

local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"
local table = require "table"

local openssl = stdnse.silent_require "openssl"
local ssh2 = stdnse.silent_require "ssh2"

description = [[
Reports the number of algorithms (for encryption, compression, etc.) that
the target SSH2 server offers. If verbosity is set, the offered algorithms
are each listed by type.

If the "client to server" and "server to client" algorithm lists are identical
(order specifies preference) then the list is shown only once under a combined
type.
]]

author = "Kris Katterjohn"

license = "Same as Nmap--See http://nmap.org/book/man-legal.html"

categories = {"safe", "discovery"}

portrule = shortport.port_or_service(22, "ssh")

-- Build onto lists{} and possibly modify parsed{} based on whether the
-- algorithm name-lists are identical between the server-to-client and
-- client-to-server types.  Note that this simply modifies the passed tables.
local combine_types = function(parsed, lists)
	local doubles = {
		"encryption_algorithms",
		"mac_algorithms",
		"compression_algorithms"
	}

for _, i in ipairs(doubles) do
		local c2s = i .. "_client_to_server"
		local s2c = i .. "_server_to_client"

if parsed[c2s] == parsed[s2c] then
			parsed[i] = parsed[c2s]
			parsed[c2s] = nil
			parsed[s2c] = nil
			table.insert(lists, i)
		else
			table.insert(lists, c2s)
			table.insert(lists, s2c)
		end
	end
end

-- Build and return the output table
local output = function(parsed, lists)
	local out = {}

for _, l in ipairs(lists) do
		local v = parsed[l]
		local a = v:len() > 0 and stdnse.strsplit(",", v) or {}
		local e
		if nmap.verbosity() > 0 then
			e = { ["name"] = l .. " (" .. #a .. ")" }
			table.insert(e, a)
		else
			e = l .. " (" .. #a .. ")"
		end
		table.insert(out, e)
	end

return stdnse.format_output(true, out)
end

action = function(host, port)
	local sock = nmap.new_socket()
	local status = sock:connect(host, port)

if not status then
		return
	end

status = sock:receive_lines(1)
	if not status then
		sock:close()
		return
	end

status = sock:send("SSH-2.0-Nmap-SSH2-Enum-Algos\r\n")
	if not status then
		sock:close()
		return
	end

local ssh = ssh2.transport

-- I would think that the server would send its kex data right after
	-- receiving and verifying our protocol id string above, then we could
	-- just use it here, but I've seen no definitive documentation saying
	-- that we don't ever send ours first.  All I've seen is that if the
	-- server doesn't care about compatibility with older clients then it
	-- MAY send its kex data after the protocol id string.  So I guess I'll
	-- send it here until I know for sure (removing this send works against
	-- OpenSSH though).
	local pkt = ssh.build(ssh.kex_init())

status = sock:send(pkt)
	if not status then
		sock:close()
		return
	end

local status, response = ssh.receive_packet(sock)

sock:close()

if not status then
		return
	end

local parsed = ssh.parse_kex_init(ssh.payload(response))

local lists = {
		"kex_algorithms",
		"server_host_key_algorithms"
		-- Other types will be added below in combine_types()
	}

-- Modifies tables
	combine_types(parsed, lists)

return output(parsed, lists)
end

[+] ..
[-] qscan.nse [edit]
[-] oracle-brute.nse [edit]
[-] smtp-vuln-cve2011-1764.nse [edit]
[-] broadcast-pc-duo.nse [edit]
[-] targets-ipv6-multicast-mld.nse [edit]
[-] http-backup-finder.nse [edit]
[-] http-sitemap-generator.nse [edit]
[-] cassandra-brute.nse [edit]
[-] snmp-win32-services.nse [edit]
[-] ftp-brute.nse [edit]
[-] irc-botnet-channels.nse [edit]
[-] rsync-brute.nse [edit]
[-] icap-info.nse [edit]
[-] citrix-brute-xml.nse [edit]
[-] iax2-version.nse [edit]
[-] nfs-ls.nse [edit]
[-] ndmp-fs-info.nse [edit]
[-] cvs-brute-repository.nse [edit]
[-] http-drupal-modules.nse [edit]
[-] mysql-databases.nse [edit]
[-] xmpp-info.nse [edit]
[-] pgsql-brute.nse [edit]
[-] ssl-google-cert-catalog.nse [edit]
[-] smtp-commands.nse [edit]
[-] rpcinfo.nse [edit]
[-] snmp-hh3c-logins.nse [edit]
[-] dns-zone-transfer.nse [edit]
[-] murmur-version.nse [edit]
[-] metasploit-xmlrpc-brute.nse [edit]
[-] http-brute.nse [edit]
[-] nessus-xmlrpc-brute.nse [edit]
[-] krb5-enum-users.nse [edit]
[-] vuze-dht-info.nse [edit]
[-] smb-ls.nse [edit]
[-] openlookup-info.nse [edit]
[-] hadoop-namenode-info.nse [edit]
[-] informix-tables.nse [edit]
[-] http-vuln-cve2010-0738.nse [edit]
[-] omp2-brute.nse [edit]
[-] http-headers.nse [edit]
[-] bitcoin-info.nse [edit]
[-] smb-psexec.nse [edit]
[-] eppc-enum-processes.nse [edit]
[-] afp-brute.nse [edit]
[-] iscsi-brute.nse [edit]
[-] http-enum.nse [edit]
[-] smb-enum-sessions.nse [edit]
[-] daytime.nse [edit]
[-] mongodb-info.nse [edit]
[-] omp2-enum-targets.nse [edit]
[-] p2p-conficker.nse [edit]
[-] teamspeak2-version.nse [edit]
[-] http-wordpress-brute.nse [edit]
[-] riak-http-info.nse [edit]
[-] http-joomla-brute.nse [edit]
[-] path-mtu.nse [edit]
[-] targets-traceroute.nse [edit]
[-] snmp-win32-users.nse [edit]
[-] http-unsafe-output-escaping.nse [edit]
[-] http-traceroute.nse [edit]
[-] ftp-anon.nse [edit]
[-] mysql-info.nse [edit]
[-] mtrace.nse [edit]
[-] openvas-otp-brute.nse [edit]
[-] lltd-discovery.nse [edit]
[-] ssl-enum-ciphers.nse [edit]
[-] dict-info.nse [edit]
[-] netbus-version.nse [edit]
[-] nfs-statfs.nse [edit]
[-] hostmap-bfk.nse [edit]
[-] dns-random-txid.nse [edit]
[-] http-affiliate-id.nse [edit]
[-] socks-brute.nse [edit]
[-] bitcoin-getaddr.nse [edit]
[-] acarsd-info.nse [edit]
[-] http-cakephp-version.nse [edit]
[-] oracle-enum-users.nse [edit]
[-] dns-brute.nse [edit]
[-] http-google-malware.nse [edit]
[-] hostmap-robtex.nse [edit]
[-] http-barracuda-dir-traversal.nse [edit]
[-] http-auth-finder.nse [edit]
[-] resolveall.nse [edit]
[-] informix-query.nse [edit]
[-] mysql-users.nse [edit]
[-] nrpe-enum.nse [edit]
[-] mysql-empty-password.nse [edit]
[-] broadcast-xdmcp-discover.nse [edit]
[-] ip-geolocation-geobytes.nse [edit]
[-] cups-info.nse [edit]
[-] tftp-enum.nse [edit]
[-] http-icloud-sendmsg.nse [edit]
[-] nbstat.nse [edit]
[-] ajp-headers.nse [edit]
[-] nexpose-brute.nse [edit]
[-] giop-info.nse [edit]
[-] sip-call-spoof.nse [edit]
[-] broadcast-tellstick-discover.nse [edit]
[-] dns-nsec3-enum.nse [edit]
[-] http-grep.nse [edit]
[-] http-drupal-enum-users.nse [edit]
[-] smb-enum-processes.nse [edit]
[-] maxdb-info.nse [edit]
[-] rtsp-url-brute.nse [edit]
[-] ganglia-info.nse [edit]
[-] ip-geolocation-maxmind.nse [edit]
[-] traceroute-geolocation.nse [edit]
[-] rpcap-info.nse [edit]
[-] http-waf-detect.nse [edit]
[-] ms-sql-dac.nse [edit]
[-] citrix-enum-servers.nse [edit]
[-] http-vmware-path-vuln.nse [edit]
[-] mongodb-brute.nse [edit]
[-] http-passwd.nse [edit]
[-] x11-access.nse [edit]
[-] http-generator.nse [edit]
[-] ms-sql-info.nse [edit]
[-] http-method-tamper.nse [edit]
[-] http-robtex-shared-ns.nse [edit]
[-] http-majordomo2-dir-traversal.nse [edit]
[-] ms-sql-empty-password.nse [edit]
[-] broadcast-netbios-master-browser.nse [edit]
[-] citrix-enum-servers-xml.nse [edit]
[-] broadcast-networker-discover.nse [edit]
[-] mrinfo.nse [edit]
[-] lexmark-config.nse [edit]
[-] http-frontpage-login.nse [edit]
[-] smtp-open-relay.nse [edit]
[-] http-git.nse [edit]
[-] targets-asn.nse [edit]
[-] http-favicon.nse [edit]
[-] backorifice-info.nse [edit]
[-] http-vuln-cve2011-3192.nse [edit]
[-] realvnc-auth-bypass.nse [edit]
[-] broadcast-wpad-discover.nse [edit]
[-] http-methods.nse [edit]
[-] smb-check-vulns.nse [edit]
[-] sshv1.nse [edit]
[-] broadcast-bjnp-discover.nse [edit]
[-] http-title.nse [edit]
[-] broadcast-novell-locate.nse [edit]
[-] smb-vuln-ms10-054.nse [edit]
[-] afp-showmount.nse [edit]
[-] broadcast-rip-discover.nse [edit]
[-] http-slowloris.nse [edit]
[-] nat-pmp-mapport.nse [edit]
[-] ftp-libopie.nse [edit]
[-] targets-ipv6-multicast-echo.nse [edit]
[-] nessus-brute.nse [edit]
[-] membase-brute.nse [edit]
[-] ip-geolocation-ipinfodb.nse [edit]
[-] smb-print-text.nse [edit]
[-] smtp-enum-users.nse [edit]
[-] ajp-brute.nse [edit]
[-] bitcoinrpc-info.nse [edit]
[-] auth-owners.nse [edit]
[-] targets-ipv6-multicast-invalid-dst.nse [edit]
[-] afp-path-vuln.nse [edit]
[-] oracle-brute-stealth.nse [edit]
[-] http-vlcstreamer-ls.nse [edit]
[-] auth-spoof.nse [edit]
[-] nping-brute.nse [edit]
[-] broadcast-dropbox-listener.nse [edit]
[-] afp-ls.nse [edit]
[-] broadcast-db2-discover.nse [edit]
[-] quake3-info.nse [edit]
[-] snmp-sysdescr.nse [edit]
[-] dhcp-discover.nse [edit]
[-] ms-sql-config.nse [edit]
[-] http-comments-displayer.nse [edit]
[-] smb-vuln-ms10-061.nse [edit]
[-] ipv6-node-info.nse [edit]
[-] http-awstatstotals-exec.nse [edit]
[-] ldap-rootdse.nse [edit]
[-] rtsp-methods.nse [edit]
[-] smb-enum-domains.nse [edit]
[-] sniffer-detect.nse [edit]
[-] hbase-master-info.nse [edit]
[-] modbus-discover.nse [edit]
[-] http-rfi-spider.nse [edit]
[-] msrpc-enum.nse [edit]
[-] mysql-query.nse [edit]
[-] ftp-vsftpd-backdoor.nse [edit]
[-] domcon-brute.nse [edit]
[-] citrix-enum-apps-xml.nse [edit]
[-] pjl-ready-message.nse [edit]
[-] sip-brute.nse [edit]
[-] http-vuln-cve2011-3368.nse [edit]
[-] firewalk.nse [edit]
[-] http-gitweb-projects-enum.nse [edit]
[-] http-open-redirect.nse [edit]
[-] ajp-methods.nse [edit]
[-] ip-forwarding.nse [edit]
[-] ncp-serverinfo.nse [edit]
[-] smb-enum-shares.nse [edit]
[-] ssh2-enum-algos.nse [edit]
[-] cvs-brute.nse [edit]
[-] nat-pmp-info.nse [edit]
[-] epmd-info.nse [edit]
[-] bjnp-discover.nse [edit]
[-] stuxnet-detect.nse [edit]
[-] ftp-vuln-cve2010-4221.nse [edit]
[-] http-litespeed-sourcecode-download.nse [edit]
[-] gpsd-info.nse [edit]
[-] snmp-ios-config.nse [edit]
[-] broadcast-igmp-discovery.nse [edit]
[-] http-robtex-reverse-ip.nse [edit]
[-] snmp-processes.nse [edit]
[-] broadcast-sybase-asa-discover.nse [edit]
[-] wsdd-discover.nse [edit]
[-] netbus-info.nse [edit]
[-] broadcast-ripng-discover.nse [edit]
[-] pop3-brute.nse [edit]
[-] backorifice-brute.nse [edit]
[-] domcon-cmd.nse [edit]
[-] citrix-enum-apps.nse [edit]
[-] dns-nsec-enum.nse [edit]
[-] rpcap-brute.nse [edit]
[-] ftp-bounce.nse [edit]
[-] stun-info.nse [edit]
[-] dns-update.nse [edit]
[-] broadcast-wake-on-lan.nse [edit]
[-] dns-cache-snoop.nse [edit]
[-] rsync-list-modules.nse [edit]
[-] snmp-netstat.nse [edit]
[-] url-snarf.nse [edit]
[-] snmp-interfaces.nse [edit]
[-] cassandra-info.nse [edit]
[-] http-huawei-hg5xx-vuln.nse [edit]
[-] memcached-info.nse [edit]
[-] http-proxy-brute.nse [edit]
[-] pptp-version.nse [edit]
[-] broadcast-pppoe-discover.nse [edit]
[-] dns-random-srcport.nse [edit]
[-] ip-geolocation-geoplugin.nse [edit]
[-] smb-security-mode.nse [edit]
[-] ms-sql-dump-hashes.nse [edit]
[-] ntp-monlist.nse [edit]
[-] http-wordpress-enum.nse [edit]
[-] ike-version.nse [edit]
[-] broadcast-eigrp-discovery.nse [edit]
[-] amqp-info.nse [edit]
[-] iax2-brute.nse [edit]
[-] mysql-variables.nse [edit]
[-] ajp-request.nse [edit]
[-] cccam-version.nse [edit]
[-] mysql-brute.nse [edit]
[-] http-malware-host.nse [edit]
[-] http-domino-enum-passwords.nse [edit]
[-] vnc-brute.nse [edit]
[-] duplicates.nse [edit]
[-] db2-das-info.nse [edit]
[-] broadcast-dhcp6-discover.nse [edit]
[-] pop3-capabilities.nse [edit]
[-] http-form-fuzzer.nse [edit]
[-] flume-master-info.nse [edit]
[-] ms-sql-tables.nse [edit]
[-] broadcast-wsdd-discover.nse [edit]
[-] jdwp-info.nse [edit]
[-] mcafee-epo-agent.nse [edit]
[-] smb-brute.nse [edit]
[-] irc-sasl-brute.nse [edit]
[-] http-php-version.nse [edit]
[-] ms-sql-brute.nse [edit]
[-] http-form-brute.nse [edit]
[-] http-cors.nse [edit]
[-] jdwp-version.nse [edit]
[-] smbv2-enabled.nse [edit]
[-] ssl-cert.nse [edit]
[-] dns-fuzz.nse [edit]
[-] mysql-enum.nse [edit]
[-] script.db [edit]
[-] rlogin-brute.nse [edit]
[-] ovs-agent-version.nse [edit]
[-] ntp-info.nse [edit]
[-] ajp-auth.nse [edit]
[-] targets-sniffer.nse [edit]
[-] quake3-master-getservers.nse [edit]
[-] http-date.nse [edit]
[-] cups-queue-info.nse [edit]
[-] rdp-vuln-ms12-020.nse [edit]
[-] http-tplink-dir-traversal.nse [edit]
[-] http-robots.txt.nse [edit]
[-] hadoop-tasktracker-info.nse [edit]
[-] eap-info.nse [edit]
[-] ms-sql-xp-cmdshell.nse [edit]
[-] broadcast-dns-service-discovery.nse [edit]
[-] sip-methods.nse [edit]
[-] broadcast-avahi-dos.nse [edit]
[-] hadoop-secondary-namenode-info.nse [edit]
[-] db2-discover.nse [edit]
[-] jdwp-inject.nse [edit]
[-] servicetags.nse [edit]
[-] netbus-brute.nse [edit]
[-] ms-sql-hasdbaccess.nse [edit]
[-] gopher-ls.nse [edit]
[-] asn-query.nse [edit]
[-] firewall-bypass.nse [edit]
[-] redis-brute.nse [edit]
[-] dpap-brute.nse [edit]
[-] imap-capabilities.nse [edit]
[-] smtp-vuln-cve2010-4344.nse [edit]
[-] tls-nextprotoneg.nse [edit]
[-] upnp-info.nse [edit]
[-] http-icloud-findmyiphone.nse [edit]
[-] ventrilo-info.nse [edit]
[-] hostmap-ip2hosts.nse [edit]
[-] wdb-version.nse [edit]
[-] http-qnap-nas-info.nse [edit]
[-] smb-enum-groups.nse [edit]
[-] address-info.nse [edit]
[-] smb-mbenum.nse [edit]
[-] dns-srv-enum.nse [edit]
[-] http-iis-webdav-vuln.nse [edit]
[-] broadcast-listener.nse [edit]
[-] http-default-accounts.nse [edit]
[-] mysql-audit.nse [edit]
[-] bittorrent-discovery.nse [edit]
[-] reverse-index.nse [edit]
[-] smb-os-discovery.nse [edit]
[-] smtp-strangeport.nse [edit]
[-] socks-open-proxy.nse [edit]
[-] http-vhosts.nse [edit]
[-] broadcast-upnp-info.nse [edit]
[-] afp-serverinfo.nse [edit]
[-] targets-ipv6-multicast-slaac.nse [edit]
[-] ldap-novell-getpass.nse [edit]
[-] nfs-showmount.nse [edit]
[-] http-vuln-cve2012-1823.nse [edit]
[-] stun-version.nse [edit]
[-] http-fileupload-exploiter.nse [edit]
[-] vnc-info.nse [edit]
[-] http-axis2-dir-traversal.nse [edit]
[-] ssh-hostkey.nse [edit]
[-] http-phpmyadmin-dir-traversal.nse [edit]
[-] hadoop-jobtracker-info.nse [edit]
[-] http-stored-xss.nse [edit]
[-] hbase-region-info.nse [edit]
[-] broadcast-ataoe-discover.nse [edit]
[-] dns-check-zone.nse [edit]
[-] rdp-enum-encryption.nse [edit]
[-] ms-sql-query.nse [edit]
[-] http-wordpress-plugins.nse [edit]
[-] irc-info.nse [edit]
[-] rmi-vuln-classloader.nse [edit]
[-] ssl-known-key.nse [edit]
[-] mysql-dump-hashes.nse [edit]
[-] rexec-brute.nse [edit]
[-] mmouse-exec.nse [edit]
[-] vmauthd-brute.nse [edit]
[-] dns-ip6-arpa-scan.nse [edit]
[-] smb-system-info.nse [edit]
[-] irc-brute.nse [edit]
[-] broadcast-versant-locate.nse [edit]
[-] xmpp-brute.nse [edit]
[-] ldap-search.nse [edit]
[-] http-put.nse [edit]
[-] banner.nse [edit]
[-] http-adobe-coldfusion-apsa1301.nse [edit]
[-] llmnr-resolve.nse [edit]
[-] domino-enum-users.nse [edit]
[-] broadcast-ms-sql-discover.nse [edit]
[-] telnet-brute.nse [edit]
[-] isns-info.nse [edit]
[-] http-userdir-enum.nse [edit]
[-] smb-enum-users.nse [edit]
[-] dns-nsid.nse [edit]
[-] ndmp-version.nse [edit]
[-] voldemort-info.nse [edit]
[-] sslv2.nse [edit]
[-] redis-info.nse [edit]
[-] drda-brute.nse [edit]
[-] smtp-vuln-cve2011-1720.nse [edit]
[-] skypev2-version.nse [edit]
[-] http-open-proxy.nse [edit]
[-] irc-unrealircd-backdoor.nse [edit]
[-] ssl-date.nse [edit]
[-] couchdb-databases.nse [edit]
[-] snmp-win32-software.nse [edit]
[-] whois.nse [edit]
[-] http-email-harvest.nse [edit]
[-] http-virustotal.nse [edit]
[-] broadcast-pim-discovery.nse [edit]
[-] distcc-cve2004-2687.nse [edit]
[-] http-exif-spider.nse [edit]
[-] couchdb-stats.nse [edit]
[-] rpc-grind.nse [edit]
[-] finger.nse [edit]
[-] metasploit-msgrpc-brute.nse [edit]
[-] http-waf-fingerprint.nse [edit]
[-] http-config-backup.nse [edit]
[-] http-vuln-cve2010-2861.nse [edit]
[-] ipv6-ra-flood.nse [edit]
[-] http-phpself-xss.nse [edit]
[-] http-sql-injection.nse [edit]
[-] telnet-encryption.nse [edit]
[-] jdwp-exec.nse [edit]
[-] hddtemp-info.nse [edit]
[-] metasploit-info.nse [edit]
[-] ipidseq.nse [edit]
[-] http-auth.nse [edit]
[-] ncp-enum-users.nse [edit]
[-] sip-enum-users.nse [edit]
[-] daap-get-library.nse [edit]
[-] socks-auth-info.nse [edit]
[-] broadcast-dhcp-discover.nse [edit]
[-] http-vuln-cve2009-3960.nse [edit]
[-] http-coldfusion-subzero.nse [edit]
[-] mongodb-databases.nse [edit]
[-] xdmcp-discover.nse [edit]
[-] http-chrono.nse [edit]
[-] netbus-auth-bypass.nse [edit]
[-] drda-info.nse [edit]
[-] membase-http-info.nse [edit]
[-] smb-flood.nse [edit]
[-] dns-zeustracker.nse [edit]
[-] http-apache-negotiation.nse [edit]
[-] iscsi-info.nse [edit]
[-] smb-server-stats.nse [edit]
[-] mysql-vuln-cve2012-2122.nse [edit]
[-] dns-service-discovery.nse [edit]
[-] creds-summary.nse [edit]
[-] oracle-sid-brute.nse [edit]
[-] dns-recursion.nse [edit]
[-] broadcast-pc-anywhere.nse [edit]
[-] http-slowloris-check.nse [edit]
[-] snmp-brute.nse [edit]
[-] ftp-proftpd-backdoor.nse [edit]
[-] imap-brute.nse [edit]
[-] gkrellm-info.nse [edit]
[-] versant-info.nse [edit]
[-] svn-brute.nse [edit]
[-] hadoop-datanode-info.nse [edit]
[-] informix-brute.nse [edit]
[-] mmouse-brute.nse [edit]
[-] samba-vuln-cve-2012-1182.nse [edit]
[-] broadcast-ping.nse [edit]
[-] unusual-port.nse [edit]
[-] smtp-brute.nse [edit]
[-] http-vuln-cve2013-0156.nse [edit]
[-] http-trace.nse [edit]
[-] rmi-dumpregistry.nse [edit]
[-] dns-blacklist.nse [edit]
[-] ldap-brute.nse [edit]
[-] pcanywhere-brute.nse [edit]
[-] dns-client-subnet-scan.nse [edit]
[-] snmp-win32-shares.nse [edit]