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Fix a crash in http scripts when following redirects

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dmiller
2018-11-27 04:43:16 +00:00
parent f8004b792c
commit ebf083cb0b
1 changed files with 6 additions and 1 deletions
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7
nselib/http.lua
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@@ -161,7 +161,12 @@ local function get_host_field(host, port, scheme)
if host_header then return host_header end if host_header then return host_header end
-- If there's no host, we can't invent a name. -- If there's no host, we can't invent a name.
if not host then return nil end if not host then return nil end
local number = (type(port) == "number") and port or port.number local number
if type(port) == "number" then
number = port
port = {number=number, protocol="tcp"}
end
stdnse.debug1("get_host_field: host=%s, port=%s, number=%s", host, port, number)
if scheme then if scheme then
-- Caller provided scheme. If it's default, return just the hostname. -- Caller provided scheme. If it's default, return just the hostname.
if number == get_default_port(scheme) then if number == get_default_port(scheme) then