fix: exit reset password request before passwords are compared (#13856)

coderd/coderd.go

@@ -1018,6 +1018,7 @@ func New(options *Options) *API {
 					})
 					r.Put("/appearance", api.putUserAppearanceSettings)
 					r.Route("/password", func(r chi.Router) {
+						r.Use(httpmw.RateLimit(options.LoginRateLimit, time.Minute))
 						r.Put("/", api.putUserPassword)
 					})
 					// These roles apply to the site wide permissions.

coderd/httpmw/authz_test.go

@@ -18,7 +18,7 @@ func TestAsAuthzSystem(t *testing.T) {
 	t.Parallel()
 	userActor := coderdtest.RandomRBACSubject()
 
-	base := http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
+	base := http.HandlerFunc(func(_ http.ResponseWriter, r *http.Request) {
 		actor, ok := dbauthz.ActorFromContext(r.Context())
 		assert.True(t, ok, "actor should exist")
 		assert.True(t, userActor.Equal(actor), "actor should be the user actor")
@@ -80,7 +80,7 @@ func TestAsAuthzSystem(t *testing.T) {
 			mwAssertUser,
 		)
 		r.Handle("/", base)
-		r.NotFound(func(writer http.ResponseWriter, request *http.Request) {
+		r.NotFound(func(http.ResponseWriter, *http.Request) {
 			assert.Fail(t, "should not hit not found, the route should be correct")
 		})
 	})

coderd/notifications/manager_test.go

@@ -7,7 +7,6 @@ import (
 	"testing"
 	"time"
 
-	"github.com/coder/serpent"
 	"github.com/google/uuid"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -15,7 +14,6 @@ import (
 
 	"cdr.dev/slog"
 	"cdr.dev/slog/sloggers/slogtest"
-
 	"github.com/coder/coder/v2/coderd/database"
 	"github.com/coder/coder/v2/coderd/database/dbgen"
 	"github.com/coder/coder/v2/coderd/database/dbmem"
@@ -24,6 +22,7 @@ import (
 	"github.com/coder/coder/v2/coderd/notifications/dispatch"
 	"github.com/coder/coder/v2/coderd/notifications/types"
 	"github.com/coder/coder/v2/testutil"
+	"github.com/coder/serpent"
 )
 
 func TestBufferedUpdates(t *testing.T) {

coderd/users.go

@@ -913,6 +913,11 @@ func (api *API) putUserPassword(rw http.ResponseWriter, r *http.Request) {
 	defer commitAudit()
 	aReq.Old = user
 
+	if !api.Authorize(r, policy.ActionUpdatePersonal, user) {
+		httpapi.ResourceNotFound(rw)
+		return
+	}
+
 	if !httpapi.Read(ctx, rw, r, &params) {
 		return
 	}

coderd/users_test.go

@@ -19,6 +19,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"golang.org/x/exp/slices"
 	"golang.org/x/sync/errgroup"
+	"golang.org/x/xerrors"
 
 	"github.com/coder/coder/v2/coderd/audit"
 	"github.com/coder/coder/v2/coderd/coderdtest"
@@ -826,6 +827,7 @@ func TestUpdateUserPassword(t *testing.T) {
 		})
 		require.NoError(t, err, "member should login successfully with the new password")
 	})
+
 	t.Run("MemberCanUpdateOwnPassword", func(t *testing.T) {
 		t.Parallel()
 		auditor := audit.NewMock()
@@ -853,6 +855,7 @@ func TestUpdateUserPassword(t *testing.T) {
 		require.Len(t, auditor.AuditLogs(), numLogs)
 		require.Equal(t, database.AuditActionWrite, auditor.AuditLogs()[numLogs-1].Action)
 	})
+
 	t.Run("MemberCantUpdateOwnPasswordWithoutOldPassword", func(t *testing.T) {
 		t.Parallel()
 		client := coderdtest.New(t, nil)
@@ -867,6 +870,41 @@ func TestUpdateUserPassword(t *testing.T) {
 		})
 		require.Error(t, err, "member should not be able to update own password without providing old password")
 	})
+
+	t.Run("AuditorCantTellIfPasswordIncorrect", func(t *testing.T) {
+		t.Parallel()
+		auditor := audit.NewMock()
+		adminClient := coderdtest.New(t, &coderdtest.Options{Auditor: auditor})
+
+		adminUser := coderdtest.CreateFirstUser(t, adminClient)
+
+		auditorClient, _ := coderdtest.CreateAnotherUser(t, adminClient,
+			adminUser.OrganizationID,
+			rbac.RoleAuditor(),
+		)
+
+		_, memberUser := coderdtest.CreateAnotherUser(t, adminClient, adminUser.OrganizationID)
+		numLogs := len(auditor.AuditLogs())
+
+		ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
+		defer cancel()
+
+		err := auditorClient.UpdateUserPassword(ctx, memberUser.ID.String(), codersdk.UpdateUserPasswordRequest{
+			Password: "MySecurePassword!",
+		})
+		numLogs++ // add an audit log for user update
+
+		require.Error(t, err, "auditors shouldn't be able to update passwords")
+		var httpErr *codersdk.Error
+		require.True(t, xerrors.As(err, &httpErr))
+		// ensure that the error we get is "not found" and not "bad request"
+		require.Equal(t, http.StatusNotFound, httpErr.StatusCode())
+
+		require.Len(t, auditor.AuditLogs(), numLogs)
+		require.Equal(t, database.AuditActionWrite, auditor.AuditLogs()[numLogs-1].Action)
+		require.Equal(t, int32(http.StatusNotFound), auditor.AuditLogs()[numLogs-1].StatusCode)
+	})
+
 	t.Run("AdminCanUpdateOwnPasswordWithoutOldPassword", func(t *testing.T) {
 		t.Parallel()
 		auditor := audit.NewMock()