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Added error handling to catch and gracefully handle error when script was called via category instead of explicitly. The error was due to the backorifice-brute.ports script arg not being specified and the script trying to concat the value (nil).

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tomsellers
2011-09-11 11:49:28 +00:00
parent 2c47d52262
commit 2c8d24b557
1 changed files with 7 additions and 1 deletions
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8
scripts/backorifice-brute.nse
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@@ -20,7 +20,7 @@ the script against).
-- 31337/udp open BackOrifice
-- | backorifice-brute:
-- | Accounts:
-- | michael => Login correct
-- | michael => Valid credentials
-- | Statistics
-- |_ Perfomed 60023 guesses in 467 seconds, average tps: 138
--
@@ -47,7 +47,13 @@ require("creds")
-- This portrule succeeds only when the open|filtered port is in the port range
-- which is specified by the ports script argument
portrule = function(host, port)
if not stdnse.get_script_args(SCRIPT_NAME .. ".ports") then
stdnse.print_debug(3,"Skipping '%s' %s, 'ports' argument is missing.",SCRIPT_NAME, SCRIPT_TYPE)
return false
end
local ports = stdnse.get_script_args(SCRIPT_NAME .. ".ports")
--print out a debug message if port 31337/udp is open
if port.number==31337 and port.protocol == "udp" and not(ports) then
stdnse.print_debug("Port 31337/udp is open. Possibility of version detection and password bruteforcing using the backorifice-brute script")