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Security-focused static analysis for Elixir & the Phoenix framework
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lib/sobelow/ci/os.ex
defmodule Sobelow.CI.OS do
alias Sobelow.Utils
use Sobelow.Finding
@finding_type "Command Injection in `:os.cmd`"
def run(fun, meta_file) do
severity = if meta_file.is_controller?, do: false, else: :low
{findings, params, {fun_name, [{_, line_no}]}} = parse_def(fun)
Enum.each(findings, fn {finding, var} ->
Utils.add_finding(
line_no,
meta_file.filename,
fun,
fun_name,
var,
Utils.get_sev(params, var, severity),
finding,
@finding_type
)
end)
end
def parse_def(fun) do
Utils.get_erlang_fun_vars_and_meta(fun, 0, :cmd, :os)
end
def details() do
Sobelow.CI.details()
end
end