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Security-focused static analysis for Elixir & the Phoenix framework
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lib/sobelow/rce/code_module.ex
defmodule Sobelow.RCE.CodeModule do
alias Sobelow.Utils
use Sobelow.Finding
@code_funs [:eval_string, :eval_file, :eval_quoted]
def run(fun, meta_file) do
severity = if meta_file.is_controller?, do: false, else: :low
Enum.each @code_funs, fn code_fun ->
{findings, params, {fun_name, [{_, line_no}]}} = parse_def(fun, code_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, "Code Execution in `Code.#{code_fun}`")
end
end
end
def parse_def(fun, code_fun) do
Utils.get_fun_vars_and_meta(fun, 0, code_fun, [:Code])
end
def details() do
Sobelow.RCE.details()
end
end