Verify password for local-account activation (#13631)

* Verify passwords for activation

This is to prevent 3rd party activation

* Fix function comment

* only veify password on local-account aktivation

* fix lint

* Update templates/user/auth/activate.tmpl

Co-authored-by: silverwind <me@silverwind.io>

Co-authored-by: Andreas Shimokawa <shimokawa@fsfe.org>
Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>

1 files changed, 45 insertions, 27 deletions

diff --git a/routers/user/auth.go b/routers/user/auth.go
index ba6420967f..d347962ca7 100644
--- a/routers/user/auth.go
+++ b/routers/user/auth.go
@@ -1203,6 +1203,8 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 // Activate render activate user page
 func Activate(ctx *context.Context) {
 	code := ctx.Query("code")
+	password := ctx.Query("password")
+
 	if len(code) == 0 {
 		ctx.Data["IsActivatePage"] = true
 		if ctx.User.IsActive {
@@ -1228,42 +1230,58 @@ func Activate(ctx *context.Context) {
 		return
 	}
 
-	// Verify code.
-	if user := models.VerifyUserActiveCode(code); user != nil {
-		user.IsActive = true
-		var err error
-		if user.Rands, err = models.GetUserSalt(); err != nil {
-			ctx.ServerError("UpdateUser", err)
+	user := models.VerifyUserActiveCode(code)
+	// if code is wrong
+	if user == nil {
+		ctx.Data["IsActivateFailed"] = true
+		ctx.HTML(200, TplActivate)
+		return
+	}
+
+	// if account is local account, verify password
+	if user.LoginSource == 0 {
+		if len(password) == 0 {
+			ctx.Data["Code"] = code
+			ctx.Data["NeedsPassword"] = true
+			ctx.HTML(200, TplActivate)
 			return
 		}
-		if err := models.UpdateUserCols(user, "is_active", "rands"); err != nil {
-			if models.IsErrUserNotExist(err) {
-				ctx.Error(404)
-			} else {
-				ctx.ServerError("UpdateUser", err)
-			}
+		if !user.ValidatePassword(password) {
+			ctx.Data["IsActivateFailed"] = true
+			ctx.HTML(200, TplActivate)
 			return
 		}
+	}
 
-		log.Trace("User activated: %s", user.Name)
-
-		if err := ctx.Session.Set("uid", user.ID); err != nil {
-			log.Error(fmt.Sprintf("Error setting uid in session: %v", err))
-		}
-		if err := ctx.Session.Set("uname", user.Name); err != nil {
-			log.Error(fmt.Sprintf("Error setting uname in session: %v", err))
-		}
-		if err := ctx.Session.Release(); err != nil {
-			log.Error("Error storing session: %v", err)
+	user.IsActive = true
+	var err error
+	if user.Rands, err = models.GetUserSalt(); err != nil {
+		ctx.ServerError("UpdateUser", err)
+		return
+	}
+	if err := models.UpdateUserCols(user, "is_active", "rands"); err != nil {
+		if models.IsErrUserNotExist(err) {
+			ctx.Error(404)
+		} else {
+			ctx.ServerError("UpdateUser", err)
 		}
-
-		ctx.Flash.Success(ctx.Tr("auth.account_activated"))
-		ctx.Redirect(setting.AppSubURL + "/")
 		return
 	}
 
-	ctx.Data["IsActivateFailed"] = true
-	ctx.HTML(200, TplActivate)
+	log.Trace("User activated: %s", user.Name)
+
+	if err := ctx.Session.Set("uid", user.ID); err != nil {
+		log.Error(fmt.Sprintf("Error setting uid in session: %v", err))
+	}
+	if err := ctx.Session.Set("uname", user.Name); err != nil {
+		log.Error(fmt.Sprintf("Error setting uname in session: %v", err))
+	}
+	if err := ctx.Session.Release(); err != nil {
+		log.Error("Error storing session: %v", err)
+	}
+
+	ctx.Flash.Success(ctx.Tr("auth.account_activated"))
+	ctx.Redirect(setting.AppSubURL + "/")
 }
 
 // ActivateEmail render the activate email page