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Compatibility changes for ntp-info

Browse Source 
http://seclists.org/nmap-dev/2014/q3/222
This commit is contained in:
dmiller
2014-08-23 20:47:46 +00:00
parent 2bd4134b30
commit f8917a59a3
1 changed files with 3 additions and 6 deletions
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9
scripts/ntp-info.nse
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@@ -75,8 +75,8 @@ action = function(host, port)
local buftres, bufrlres
local output = stdnse.output_table()
-- This is a ntp v4 mode3 (client) date/time request.
local treq = string.char(0xe3, 0x00, 0x04, 0xfa, 0x00, 0x01, 0x00, 0x00,
-- This is a ntp v2 mode3 (client) date/time request.
local treq = string.char(0xd3, 0x00, 0x04, 0xfa, 0x00, 0x01, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -89,10 +89,7 @@ action = function(host, port)
0x00, 0x00, 0x00, 0x00)
status, buftres = comm.exchange(host, port, treq, {proto=port.protocol, timeout=TIMEOUT})
if not status then
-- Don't try the second probe if this one didn't work.
return nil
else
if status then
local _, sec, frac, tstamp
_, sec, frac = bin.unpack(">II", buftres, 33)