fix: add correct permission checks to modifying user password/permissions

server/routes/user/index.ts

@@ -167,7 +167,10 @@ router.get<{ id: string }, UserRequestsResponse>(
   }
 );
 
-const canMakePermissionsChange = (permissions: number, user?: User) =>
+export const canMakePermissionsChange = (
+  permissions: number,
+  user?: User
+): boolean =>
   // Only let the owner grant admin privileges
   !(hasPermission(Permission.ADMIN, permissions) && user?.id !== 1) ||
   // Only let users with the manage settings permission, grant the same permission

server/routes/user/usersettings.ts

@@ -1,5 +1,6 @@
 import { Router } from 'express';
 import { getRepository } from 'typeorm';
+import { canMakePermissionsChange } from '.';
 import { User } from '../../entity/User';
 import { UserSettings } from '../../entity/UserSettings';
 import {
@@ -21,6 +22,7 @@ const isOwnProfileOrAdmin = (): Middleware => {
         message: "You do not have permission to view this user's settings.",
       });
     }
+
     next();
   };
   return authMiddleware;
@@ -137,7 +139,19 @@ userSettingsRoutes.post<
     if (req.body.newPassword.length < 8) {
       return next({
         status: 400,
-        message: 'Password must be at least 8 characters',
+        message: 'Password must be at least 8 characters.',
+      });
+    }
+
+    if (
+      (user.id === 1 && req.user?.id !== 1) ||
+      (user.hasPermission(Permission.ADMIN) &&
+        user.id !== req.user?.id &&
+        req.user?.id !== 1)
+    ) {
+      return next({
+        status: 403,
+        message: "You do not have permission to modify this user's password.",
       });
     }
 
@@ -283,13 +297,20 @@ userSettingsRoutes.post<
         return next({ status: 404, message: 'User not found.' });
       }
 
-      if (user.id === 1) {
+      // Only let the owner user modify themselves
+      if (user.id === 1 && req.user?.id !== 1) {
         return next({
-          status: 500,
+          status: 403,
-          message: 'Permissions for user with ID 1 cannot be modified',
+          message: 'You do not have permission to modify this user',
         });
       }
 
+      if (!canMakePermissionsChange(req.body.permissions, req.user)) {
+        return next({
+          status: 403,
+          message: 'You do not have permission to grant this level of access',
+        });
+      }
       user.permissions = req.body.permissions;
 
       await userRepository.save(user);

src/components/UserProfile/UserSettings/UserPasswordChange/index.tsx

@@ -5,7 +5,7 @@ import React from 'react';
 import { defineMessages, useIntl } from 'react-intl';
 import { useToasts } from 'react-toast-notifications';
 import useSWR from 'swr';
-import { useUser } from '../../../../hooks/useUser';
+import { Permission, useUser } from '../../../../hooks/useUser';
 import Error from '../../../../pages/_error';
 import Alert from '../../../Common/Alert';
 import Button from '../../../Common/Button';
@@ -33,6 +33,9 @@ const messages = defineMessages({
   nopasswordsetDescription:
     'This user account currently does not have a password specifically for {applicationTitle}.\
     Configure a password below to enable this account to sign in as a "local user."',
+  nopermission: 'No Permission',
+  nopermissionDescription:
+    "You do not have permission to modify this user's password.",
 });
 
 const UserPasswordChange: React.FC = () => {
@@ -41,14 +44,14 @@ const UserPasswordChange: React.FC = () => {
   const { addToast } = useToasts();
   const router = useRouter();
   const { user: currentUser } = useUser();
-  const { user } = useUser({ id: Number(router.query.userId) });
+  const { user, hasPermission } = useUser({ id: Number(router.query.userId) });
   const { data, error, revalidate } = useSWR<{ hasPassword: boolean }>(
     user ? `/api/v1/user/${user?.id}/settings/password` : null
   );
 
   const PasswordChangeSchema = Yup.object().shape({
     currentPassword: Yup.lazy(() =>
-      data?.hasPassword
+      data?.hasPassword && currentUser?.id === user?.id
         ? Yup.string().required(
             intl.formatMessage(messages.validationCurrentPassword)
           )
@@ -73,6 +76,23 @@ const UserPasswordChange: React.FC = () => {
     return <Error statusCode={500} />;
   }
 
+  if (
+    currentUser?.id !== user?.id &&
+    hasPermission(Permission.ADMIN) &&
+    currentUser?.id !== 1
+  ) {
+    return (
+      <>
+        <div className="mb-6">
+          <h3 className="heading">{intl.formatMessage(messages.password)}</h3>
+        </div>
+        <Alert title={intl.formatMessage(messages.nopermission)} type="error">
+          {intl.formatMessage(messages.nopermissionDescription)}
+        </Alert>
+      </>
+    );
+  }
+
   return (
     <>
       <div className="mb-6">

src/i18n/locale/en.json

@@ -708,6 +708,8 @@
   "components.UserProfile.UserSettings.UserPasswordChange.newpassword": "New Password",
   "components.UserProfile.UserSettings.UserPasswordChange.nopasswordset": "No Password Set",
   "components.UserProfile.UserSettings.UserPasswordChange.nopasswordsetDescription": "This user account currently does not have a password specifically for {applicationTitle}. Configure a password below to enable this account to sign in as a \"local user.\"",
+  "components.UserProfile.UserSettings.UserPasswordChange.nopermission": "No Permission",
+  "components.UserProfile.UserSettings.UserPasswordChange.nopermissionDescription": "You do not have permission to modify this user's password.",
   "components.UserProfile.UserSettings.UserPasswordChange.password": "Password",
   "components.UserProfile.UserSettings.UserPasswordChange.save": "Save Changes",
   "components.UserProfile.UserSettings.UserPasswordChange.saving": "Saving…",