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Reorder the checks a bit.

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d33tah
2013-09-15 20:17:03 +00:00
parent 800acc5ac1
commit 8fa61605ba
1 changed files with 3 additions and 2 deletions
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5
ncat/scripts/httpd.lua
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@@ -182,13 +182,14 @@ function is_path_valid(resource)
--remove the beginning slash --remove the beginning slash
resource = string.sub(resource, 2, string.len(resource)) resource = string.sub(resource, 2, string.len(resource))
--if it starts with a dot or a slash or a backslash, forbid any acccess to it.
first_char = resource:sub(0, 1)
--(Windows drive names are not welcome too.) --(Windows drive names are not welcome too.)
if resource:match("^([a-zA-Z]):") then if resource:match("^([a-zA-Z]):") then
return false return false
end end
--if it starts with a dot or a slash or a backslash, forbid any acccess to it.
first_char = resource:sub(0, 1)
if first_char == "." then if first_char == "." then
return false return false
end end