From 7aa53d52bd982b5ab233a65048f5fb1823127d4a Mon Sep 17 00:00:00 2001
From: eugenijm <eugenijm@protonmail.com>
Date: Sat, 6 Apr 2019 00:22:42 +0300
Subject: [PATCH] Return 403 on oauth token exchange for a deactivated user
---
lib/pleroma/web/oauth/oauth_controller.ex | 6 ++++++
test/web/oauth/oauth_controller_test.exs | 26 +++++++++++++++++++++++
2 files changed, 32 insertions(+)
diff --git a/lib/pleroma/web/oauth/oauth_controller.ex b/lib/pleroma/web/oauth/oauth_controller.ex
index 26d53df1a..aac8f97fc 100644
--- a/lib/pleroma/web/oauth/oauth_controller.ex
+++ b/lib/pleroma/web/oauth/oauth_controller.ex
@@ -152,6 +152,7 @@ defmodule Pleroma.Web.OAuth.OAuthController do
with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn)},
%App{} = app <- get_app_from_request(conn, params),
{:auth_active, true} <- {:auth_active, User.auth_active?(user)},
+ {:user_active, true} <- {:user_active, !user.info.deactivated},
scopes <- oauth_scopes(params, app.scopes),
[] <- scopes -- app.scopes,
true <- Enum.any?(scopes),
@@ -175,6 +176,11 @@ defmodule Pleroma.Web.OAuth.OAuthController do
|> put_status(:forbidden)
|> json(%{error: "Your login is missing a confirmed e-mail address"})
+ {:user_active, false} ->
+ conn
+ |> put_status(:forbidden)
+ |> json(%{error: "Your account is currently disabled"})
+
_error ->
put_status(conn, 400)
|> json(%{error: "Invalid credentials"})
diff --git a/test/web/oauth/oauth_controller_test.exs b/test/web/oauth/oauth_controller_test.exs
index a9a0b9ed4..a68528420 100644
--- a/test/web/oauth/oauth_controller_test.exs
+++ b/test/web/oauth/oauth_controller_test.exs
@@ -327,6 +327,32 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
refute Map.has_key?(resp, "access_token")
end
+ test "rejects token exchange for valid credentials belonging to deactivated user" do
+ password = "testpassword"
+
+ user =
+ insert(:user,
+ password_hash: Comeonin.Pbkdf2.hashpwsalt(password),
+ info: %{deactivated: true}
+ )
+
+ app = insert(:oauth_app)
+
+ conn =
+ build_conn()
+ |> post("/oauth/token", %{
+ "grant_type" => "password",
+ "username" => user.nickname,
+ "password" => password,
+ "client_id" => app.client_id,
+ "client_secret" => app.client_secret
+ })
+
+ assert resp = json_response(conn, 403)
+ assert %{"error" => _} = resp
+ refute Map.has_key?(resp, "access_token")
+ end
+
test "rejects an invalid authorization code" do
app = insert(:oauth_app)